TSTP Solution File: SET643+3 by Princess---230619

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Princess---230619
% Problem  : SET643+3 : TPTP v8.1.2. Released v2.2.0.
% Transfm  : none
% Format   : tptp
% Command  : princess -inputFormat=tptp +threads -portfolio=casc +printProof -timeoutSec=%d %s

% Computer : n014.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 15:25:49 EDT 2023

% Result   : Theorem 42.75s 6.63s
% Output   : Proof 44.75s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem  : SET643+3 : TPTP v8.1.2. Released v2.2.0.
% 0.00/0.14  % Command  : princess -inputFormat=tptp +threads -portfolio=casc +printProof -timeoutSec=%d %s
% 0.14/0.35  % Computer : n014.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 10:32:47 EDT 2023
% 0.14/0.35  % CPUTime  : 
% 0.21/0.63  ________       _____
% 0.21/0.63  ___  __ \_________(_)________________________________
% 0.21/0.63  __  /_/ /_  ___/_  /__  __ \  ___/  _ \_  ___/_  ___/
% 0.21/0.63  _  ____/_  /   _  / _  / / / /__ /  __/(__  )_(__  )
% 0.21/0.63  /_/     /_/    /_/  /_/ /_/\___/ \___//____/ /____/
% 0.21/0.63  
% 0.21/0.63  A Theorem Prover for First-Order Logic modulo Linear Integer Arithmetic
% 0.21/0.63  (2023-06-19)
% 0.21/0.63  
% 0.21/0.63  (c) Philipp Rümmer, 2009-2023
% 0.21/0.63  Contributors: Peter Backeman, Peter Baumgartner, Angelo Brillout, Zafer Esen,
% 0.21/0.63                Amanda Stjerna.
% 0.21/0.63  Free software under BSD-3-Clause.
% 0.21/0.63  
% 0.21/0.63  For more information, visit http://www.philipp.ruemmer.org/princess.shtml
% 0.21/0.63  
% 0.21/0.63  Loading /export/starexec/sandbox2/benchmark/theBenchmark.p ...
% 0.21/0.64  Running up to 7 provers in parallel.
% 0.21/0.66  Prover 0: Options:  +triggersInConjecture +genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=0 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1042961893
% 0.21/0.66  Prover 1: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-1571432423
% 0.21/0.66  Prover 2: Options:  +triggersInConjecture +genTotalityAxioms -tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMinimalAndEmpty -realRatSaturationRounds=1 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=-1065072994
% 0.21/0.66  Prover 3: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1922548996
% 0.21/0.66  Prover 4: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=1868514696
% 0.21/0.66  Prover 5: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMaximal -realRatSaturationRounds=1 -ignoreQuantifiers -constructProofs=never -generateTriggers=complete -randomSeed=1259561288
% 0.21/0.66  Prover 6: Options:  -triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximalOutermost -realRatSaturationRounds=0 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=-1399714365
% 2.83/1.15  Prover 1: Preprocessing ...
% 2.83/1.15  Prover 4: Preprocessing ...
% 2.83/1.19  Prover 0: Preprocessing ...
% 2.83/1.19  Prover 5: Preprocessing ...
% 2.83/1.19  Prover 2: Preprocessing ...
% 2.83/1.19  Prover 6: Preprocessing ...
% 2.83/1.19  Prover 3: Preprocessing ...
% 6.86/1.76  Prover 2: Proving ...
% 7.30/1.79  Prover 5: Proving ...
% 7.30/1.79  Prover 3: Constructing countermodel ...
% 7.30/1.80  Prover 1: Constructing countermodel ...
% 7.91/1.90  Prover 6: Proving ...
% 10.78/2.30  Prover 4: Constructing countermodel ...
% 11.83/2.43  Prover 0: Proving ...
% 42.75/6.62  Prover 2: proved (5963ms)
% 42.75/6.63  
% 42.75/6.63  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 42.75/6.63  
% 42.75/6.63  Prover 7: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-236303470
% 42.75/6.63  Prover 6: stopped
% 42.75/6.63  Prover 8: Options:  +triggersInConjecture +genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-200781089
% 42.75/6.63  Prover 0: stopped
% 43.49/6.64  Prover 3: stopped
% 43.49/6.65  Prover 10: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=919308125
% 43.49/6.65  Prover 5: stopped
% 43.49/6.65  Prover 11: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-1509710984
% 43.49/6.65  Prover 13: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=complete -randomSeed=1138197443
% 43.49/6.69  Prover 8: Preprocessing ...
% 43.90/6.69  Prover 10: Preprocessing ...
% 43.90/6.70  Prover 7: Preprocessing ...
% 43.90/6.72  Prover 13: Preprocessing ...
% 43.90/6.73  Prover 11: Preprocessing ...
% 43.90/6.74  Prover 10: Warning: ignoring some quantifiers
% 43.90/6.74  Prover 10: Constructing countermodel ...
% 44.41/6.76  Prover 7: Warning: ignoring some quantifiers
% 44.41/6.77  Prover 7: Constructing countermodel ...
% 44.41/6.79  Prover 8: Warning: ignoring some quantifiers
% 44.41/6.79  Prover 8: Constructing countermodel ...
% 44.75/6.81  Prover 10: Found proof (size 23)
% 44.75/6.81  Prover 10: proved (166ms)
% 44.75/6.81  Prover 7: stopped
% 44.75/6.81  Prover 8: stopped
% 44.75/6.81  Prover 4: stopped
% 44.75/6.82  Prover 1: stopped
% 44.75/6.82  Prover 11: stopped
% 44.75/6.83  Prover 13: Warning: ignoring some quantifiers
% 44.75/6.84  Prover 13: Constructing countermodel ...
% 44.75/6.84  Prover 13: stopped
% 44.75/6.84  
% 44.75/6.84  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 44.75/6.84  
% 44.75/6.85  % SZS output start Proof for theBenchmark
% 44.75/6.85  Assumptions after simplification:
% 44.75/6.85  ---------------------------------
% 44.75/6.85  
% 44.75/6.85    (p1)
% 44.75/6.88    $i(set_type) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] : ( ~
% 44.75/6.88      (relation_type(v1, v2) = v3) |  ~ $i(v2) |  ~ $i(v1) |  ~ $i(v0) |  ~
% 44.75/6.88      ilf_type(v2, set_type) |  ~ ilf_type(v1, set_type) |  ~ ilf_type(v0,
% 44.75/6.88        set_type) | ilf_type(v0, v3) |  ? [v4: $i] : (cross_product(v1, v2) = v4 &
% 44.75/6.88        $i(v4) &  ~ subset(v0, v4)))
% 44.75/6.88  
% 44.75/6.88    (p3)
% 44.75/6.88    $i(set_type) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~
% 44.75/6.88      (cross_product(v0, v1) = v2) |  ~ $i(v1) |  ~ $i(v0) |  ~ ilf_type(v1,
% 44.75/6.88        set_type) |  ~ ilf_type(v0, set_type) | ilf_type(v2, set_type))
% 44.75/6.88  
% 44.75/6.88    (p4)
% 44.75/6.88    $i(set_type) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~
% 44.75/6.88      (relation_type(v0, v1) = v2) |  ~ $i(v1) |  ~ $i(v0) |  ~ ilf_type(v1,
% 44.75/6.88        set_type) |  ~ ilf_type(v0, set_type) |  ? [v3: $i] :  ? [v4: $i] :
% 44.75/6.88      (subset_type(v3) = v4 & cross_product(v0, v1) = v3 & $i(v4) & $i(v3) &  !
% 44.75/6.88        [v5: $i] : ( ~ $i(v5) |  ~ ilf_type(v5, v4) | ilf_type(v5, v2)) &  ! [v5:
% 44.75/6.88          $i] : ( ~ $i(v5) |  ~ ilf_type(v5, v2) | ilf_type(v5, v4))))
% 44.75/6.88  
% 44.75/6.88    (p9)
% 44.75/6.88    $i(set_type) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~ $i(v2) |  ~
% 44.75/6.88      $i(v1) |  ~ $i(v0) |  ~ member(v2, v0) |  ~ subset(v0, v1) |  ~ ilf_type(v2,
% 44.75/6.88        set_type) |  ~ ilf_type(v1, set_type) |  ~ ilf_type(v0, set_type) |
% 44.75/6.88      member(v2, v1)) &  ! [v0: $i] :  ! [v1: $i] : ( ~ $i(v1) |  ~ $i(v0) |  ~
% 44.75/6.88      ilf_type(v1, set_type) |  ~ ilf_type(v0, set_type) | subset(v0, v1) |  ?
% 44.75/6.88      [v2: $i] : ($i(v2) & member(v2, v0) & ilf_type(v2, set_type) &  ~ member(v2,
% 44.75/6.88          v1)))
% 44.75/6.88  
% 44.75/6.88    (prove_relset_1_5)
% 44.75/6.88    $i(set_type) &  ? [v0: $i] :  ? [v1: $i] :  ? [v2: $i] :  ? [v3: $i] :
% 44.75/6.88    (relation_type(v0, v1) = v3 & cross_product(v0, v1) = v2 & $i(v3) & $i(v2) &
% 44.75/6.88      $i(v1) & $i(v0) & ilf_type(v1, set_type) & ilf_type(v0, set_type) &  ~
% 44.75/6.88      ilf_type(v2, v3))
% 44.75/6.88  
% 44.75/6.88    (function-axioms)
% 44.75/6.89     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] : (v1 = v0 |  ~
% 44.75/6.89      (ordered_pair(v3, v2) = v1) |  ~ (ordered_pair(v3, v2) = v0)) &  ! [v0: $i]
% 44.75/6.89    :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] : (v1 = v0 |  ~ (relation_type(v3,
% 44.75/6.89          v2) = v1) |  ~ (relation_type(v3, v2) = v0)) &  ! [v0: $i] :  ! [v1: $i]
% 44.75/6.89    :  ! [v2: $i] :  ! [v3: $i] : (v1 = v0 |  ~ (cross_product(v3, v2) = v1) |  ~
% 44.75/6.89      (cross_product(v3, v2) = v0)) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :
% 44.75/6.89    (v1 = v0 |  ~ (power_set(v2) = v1) |  ~ (power_set(v2) = v0)) &  ! [v0: $i] : 
% 44.75/6.89    ! [v1: $i] :  ! [v2: $i] : (v1 = v0 |  ~ (member_type(v2) = v1) |  ~
% 44.75/6.89      (member_type(v2) = v0)) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : (v1 = v0
% 44.75/6.89      |  ~ (subset_type(v2) = v1) |  ~ (subset_type(v2) = v0))
% 44.75/6.89  
% 44.75/6.89  Further assumptions not needed in the proof:
% 44.75/6.89  --------------------------------------------
% 44.75/6.89  p10, p11, p12, p13, p14, p15, p16, p17, p18, p19, p2, p5, p6, p7, p8
% 44.75/6.89  
% 44.75/6.89  Those formulas are unsatisfiable:
% 44.75/6.89  ---------------------------------
% 44.75/6.89  
% 44.75/6.89  Begin of proof
% 44.75/6.89  | 
% 44.75/6.89  | ALPHA: (p1) implies:
% 44.75/6.89  |   (1)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] : ( ~
% 44.75/6.89  |          (relation_type(v1, v2) = v3) |  ~ $i(v2) |  ~ $i(v1) |  ~ $i(v0) |  ~
% 44.75/6.89  |          ilf_type(v2, set_type) |  ~ ilf_type(v1, set_type) |  ~ ilf_type(v0,
% 44.75/6.89  |            set_type) | ilf_type(v0, v3) |  ? [v4: $i] : (cross_product(v1, v2)
% 44.75/6.89  |            = v4 & $i(v4) &  ~ subset(v0, v4)))
% 44.75/6.89  | 
% 44.75/6.89  | ALPHA: (p3) implies:
% 44.75/6.89  |   (2)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~ (cross_product(v0, v1) =
% 44.75/6.89  |            v2) |  ~ $i(v1) |  ~ $i(v0) |  ~ ilf_type(v1, set_type) |  ~
% 44.75/6.89  |          ilf_type(v0, set_type) | ilf_type(v2, set_type))
% 44.75/6.89  | 
% 44.75/6.89  | ALPHA: (p4) implies:
% 44.75/6.89  |   (3)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~ (relation_type(v0, v1) =
% 44.75/6.89  |            v2) |  ~ $i(v1) |  ~ $i(v0) |  ~ ilf_type(v1, set_type) |  ~
% 44.75/6.89  |          ilf_type(v0, set_type) |  ? [v3: $i] :  ? [v4: $i] : (subset_type(v3)
% 44.75/6.89  |            = v4 & cross_product(v0, v1) = v3 & $i(v4) & $i(v3) &  ! [v5: $i] :
% 44.75/6.89  |            ( ~ $i(v5) |  ~ ilf_type(v5, v4) | ilf_type(v5, v2)) &  ! [v5: $i]
% 44.75/6.89  |            : ( ~ $i(v5) |  ~ ilf_type(v5, v2) | ilf_type(v5, v4))))
% 44.75/6.89  | 
% 44.75/6.89  | ALPHA: (p9) implies:
% 44.75/6.89  |   (4)   ! [v0: $i] :  ! [v1: $i] : ( ~ $i(v1) |  ~ $i(v0) |  ~ ilf_type(v1,
% 44.75/6.89  |            set_type) |  ~ ilf_type(v0, set_type) | subset(v0, v1) |  ? [v2:
% 44.75/6.89  |            $i] : ($i(v2) & member(v2, v0) & ilf_type(v2, set_type) &  ~
% 44.75/6.89  |            member(v2, v1)))
% 44.75/6.89  | 
% 44.75/6.89  | ALPHA: (prove_relset_1_5) implies:
% 44.75/6.89  |   (5)   ? [v0: $i] :  ? [v1: $i] :  ? [v2: $i] :  ? [v3: $i] :
% 44.75/6.89  |        (relation_type(v0, v1) = v3 & cross_product(v0, v1) = v2 & $i(v3) &
% 44.75/6.89  |          $i(v2) & $i(v1) & $i(v0) & ilf_type(v1, set_type) & ilf_type(v0,
% 44.75/6.89  |            set_type) &  ~ ilf_type(v2, v3))
% 44.75/6.89  | 
% 44.75/6.89  | ALPHA: (function-axioms) implies:
% 44.75/6.89  |   (6)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] : (v1 = v0 |  ~
% 44.75/6.89  |          (cross_product(v3, v2) = v1) |  ~ (cross_product(v3, v2) = v0))
% 44.75/6.89  | 
% 44.75/6.89  | DELTA: instantiating (5) with fresh symbols all_23_0, all_23_1, all_23_2,
% 44.75/6.89  |        all_23_3 gives:
% 44.75/6.89  |   (7)  relation_type(all_23_3, all_23_2) = all_23_0 & cross_product(all_23_3,
% 44.75/6.89  |          all_23_2) = all_23_1 & $i(all_23_0) & $i(all_23_1) & $i(all_23_2) &
% 44.75/6.89  |        $i(all_23_3) & ilf_type(all_23_2, set_type) & ilf_type(all_23_3,
% 44.75/6.89  |          set_type) &  ~ ilf_type(all_23_1, all_23_0)
% 44.75/6.89  | 
% 44.75/6.89  | ALPHA: (7) implies:
% 44.75/6.90  |   (8)   ~ ilf_type(all_23_1, all_23_0)
% 44.75/6.90  |   (9)  ilf_type(all_23_3, set_type)
% 44.75/6.90  |   (10)  ilf_type(all_23_2, set_type)
% 44.75/6.90  |   (11)  $i(all_23_3)
% 44.75/6.90  |   (12)  $i(all_23_2)
% 44.75/6.90  |   (13)  cross_product(all_23_3, all_23_2) = all_23_1
% 44.75/6.90  |   (14)  relation_type(all_23_3, all_23_2) = all_23_0
% 44.75/6.90  | 
% 44.75/6.90  | GROUND_INST: instantiating (2) with all_23_3, all_23_2, all_23_1, simplifying
% 44.75/6.90  |              with (9), (10), (11), (12), (13) gives:
% 44.75/6.90  |   (15)  ilf_type(all_23_1, set_type)
% 44.75/6.90  | 
% 44.75/6.90  | GROUND_INST: instantiating (3) with all_23_3, all_23_2, all_23_0, simplifying
% 44.75/6.90  |              with (9), (10), (11), (12), (14) gives:
% 44.75/6.90  |   (16)   ? [v0: $i] :  ? [v1: $i] : (subset_type(v0) = v1 &
% 44.75/6.90  |           cross_product(all_23_3, all_23_2) = v0 & $i(v1) & $i(v0) &  ! [v2:
% 44.75/6.90  |             $i] : ( ~ $i(v2) |  ~ ilf_type(v2, v1) | ilf_type(v2, all_23_0)) &
% 44.75/6.90  |            ! [v2: $i] : ( ~ $i(v2) |  ~ ilf_type(v2, all_23_0) | ilf_type(v2,
% 44.75/6.90  |               v1)))
% 44.75/6.90  | 
% 44.75/6.90  | DELTA: instantiating (16) with fresh symbols all_36_0, all_36_1 gives:
% 44.75/6.90  |   (17)  subset_type(all_36_1) = all_36_0 & cross_product(all_23_3, all_23_2) =
% 44.75/6.90  |         all_36_1 & $i(all_36_0) & $i(all_36_1) &  ! [v0: $i] : ( ~ $i(v0) |  ~
% 44.75/6.90  |           ilf_type(v0, all_36_0) | ilf_type(v0, all_23_0)) &  ! [v0: $i] : ( ~
% 44.75/6.90  |           $i(v0) |  ~ ilf_type(v0, all_23_0) | ilf_type(v0, all_36_0))
% 44.75/6.90  | 
% 44.75/6.90  | ALPHA: (17) implies:
% 44.75/6.90  |   (18)  $i(all_36_1)
% 44.75/6.90  |   (19)  cross_product(all_23_3, all_23_2) = all_36_1
% 44.75/6.90  | 
% 44.75/6.90  | GROUND_INST: instantiating (6) with all_23_1, all_36_1, all_23_2, all_23_3,
% 44.75/6.90  |              simplifying with (13), (19) gives:
% 44.75/6.90  |   (20)  all_36_1 = all_23_1
% 44.75/6.90  | 
% 44.75/6.90  | REDUCE: (18), (20) imply:
% 44.75/6.90  |   (21)  $i(all_23_1)
% 44.75/6.90  | 
% 44.75/6.90  | GROUND_INST: instantiating (1) with all_23_1, all_23_3, all_23_2, all_23_0,
% 44.75/6.90  |              simplifying with (8), (9), (10), (11), (12), (14), (15), (21)
% 44.75/6.90  |              gives:
% 44.75/6.90  |   (22)   ? [v0: $i] : (cross_product(all_23_3, all_23_2) = v0 & $i(v0) &  ~
% 44.75/6.90  |           subset(all_23_1, v0))
% 44.75/6.90  | 
% 44.75/6.90  | GROUND_INST: instantiating (4) with all_23_1, all_23_1, simplifying with (15),
% 44.75/6.90  |              (21) gives:
% 44.75/6.90  |   (23)  subset(all_23_1, all_23_1)
% 44.75/6.90  | 
% 44.75/6.90  | DELTA: instantiating (22) with fresh symbol all_55_0 gives:
% 44.75/6.90  |   (24)  cross_product(all_23_3, all_23_2) = all_55_0 & $i(all_55_0) &  ~
% 44.75/6.90  |         subset(all_23_1, all_55_0)
% 44.75/6.90  | 
% 44.75/6.90  | ALPHA: (24) implies:
% 44.75/6.90  |   (25)   ~ subset(all_23_1, all_55_0)
% 44.75/6.90  |   (26)  cross_product(all_23_3, all_23_2) = all_55_0
% 44.75/6.90  | 
% 44.75/6.90  | GROUND_INST: instantiating (6) with all_23_1, all_55_0, all_23_2, all_23_3,
% 44.75/6.90  |              simplifying with (13), (26) gives:
% 44.75/6.90  |   (27)  all_55_0 = all_23_1
% 44.75/6.90  | 
% 44.75/6.90  | REDUCE: (25), (27) imply:
% 44.75/6.90  |   (28)   ~ subset(all_23_1, all_23_1)
% 44.75/6.90  | 
% 44.75/6.90  | PRED_UNIFY: (23), (28) imply:
% 44.75/6.90  |   (29)  $false
% 44.75/6.90  | 
% 44.75/6.90  | CLOSE: (29) is inconsistent.
% 44.75/6.90  | 
% 44.75/6.90  End of proof
% 44.75/6.91  % SZS output end Proof for theBenchmark
% 44.75/6.91  
% 44.75/6.91  6272ms
%------------------------------------------------------------------------------