TSTP Solution File: SWC092+1 by Princess---230619

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Princess---230619
% Problem  : SWC092+1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp
% Command  : princess -inputFormat=tptp +threads -portfolio=casc +printProof -timeoutSec=%d %s

% Computer : n001.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 20:49:36 EDT 2023

% Result   : Theorem 134.47s 18.77s
% Output   : Proof 155.57s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SWC092+1 : TPTP v8.1.2. Released v2.4.0.
% 0.00/0.13  % Command  : princess -inputFormat=tptp +threads -portfolio=casc +printProof -timeoutSec=%d %s
% 0.12/0.34  % Computer : n001.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Mon Aug 28 19:07:50 EDT 2023
% 0.12/0.34  % CPUTime  : 
% 0.20/0.61  ________       _____
% 0.20/0.62  ___  __ \_________(_)________________________________
% 0.20/0.62  __  /_/ /_  ___/_  /__  __ \  ___/  _ \_  ___/_  ___/
% 0.20/0.62  _  ____/_  /   _  / _  / / / /__ /  __/(__  )_(__  )
% 0.20/0.62  /_/     /_/    /_/  /_/ /_/\___/ \___//____/ /____/
% 0.20/0.62  
% 0.20/0.62  A Theorem Prover for First-Order Logic modulo Linear Integer Arithmetic
% 0.20/0.62  (2023-06-19)
% 0.20/0.62  
% 0.20/0.62  (c) Philipp Rümmer, 2009-2023
% 0.20/0.62  Contributors: Peter Backeman, Peter Baumgartner, Angelo Brillout, Zafer Esen,
% 0.20/0.62                Amanda Stjerna.
% 0.20/0.62  Free software under BSD-3-Clause.
% 0.20/0.62  
% 0.20/0.62  For more information, visit http://www.philipp.ruemmer.org/princess.shtml
% 0.20/0.62  
% 0.20/0.62  Loading /export/starexec/sandbox2/benchmark/theBenchmark.p ...
% 0.20/0.63  Running up to 7 provers in parallel.
% 0.20/0.66  Prover 0: Options:  +triggersInConjecture +genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=0 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1042961893
% 0.20/0.66  Prover 1: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-1571432423
% 0.20/0.66  Prover 2: Options:  +triggersInConjecture +genTotalityAxioms -tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMinimalAndEmpty -realRatSaturationRounds=1 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=-1065072994
% 0.20/0.66  Prover 3: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1922548996
% 0.20/0.66  Prover 4: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=1868514696
% 0.20/0.66  Prover 5: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMaximal -realRatSaturationRounds=1 -ignoreQuantifiers -constructProofs=never -generateTriggers=complete -randomSeed=1259561288
% 0.20/0.66  Prover 6: Options:  -triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=none +reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximalOutermost -realRatSaturationRounds=0 -ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=-1399714365
% 5.82/1.56  Prover 1: Preprocessing ...
% 5.82/1.57  Prover 4: Preprocessing ...
% 5.82/1.59  Prover 3: Preprocessing ...
% 5.82/1.59  Prover 5: Preprocessing ...
% 5.82/1.59  Prover 6: Preprocessing ...
% 5.82/1.60  Prover 2: Preprocessing ...
% 5.82/1.60  Prover 0: Preprocessing ...
% 15.94/2.98  Prover 2: Proving ...
% 16.54/3.07  Prover 1: Constructing countermodel ...
% 16.82/3.09  Prover 5: Constructing countermodel ...
% 16.82/3.12  Prover 6: Proving ...
% 17.20/3.13  Prover 3: Constructing countermodel ...
% 22.52/3.87  Prover 4: Constructing countermodel ...
% 23.95/4.05  Prover 0: Proving ...
% 71.02/10.36  Prover 2: stopped
% 71.50/10.37  Prover 7: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-236303470
% 72.52/10.54  Prover 7: Preprocessing ...
% 74.39/10.80  Prover 7: Constructing countermodel ...
% 98.13/14.01  Prover 5: stopped
% 98.13/14.02  Prover 8: Options:  +triggersInConjecture +genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-200781089
% 100.38/14.19  Prover 8: Preprocessing ...
% 102.63/14.48  Prover 8: Warning: ignoring some quantifiers
% 102.63/14.49  Prover 8: Constructing countermodel ...
% 113.76/15.98  Prover 1: stopped
% 113.76/15.98  Prover 9: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=none -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allMinimal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=never -generateTriggers=all -randomSeed=1423531889
% 114.20/16.04  Prover 9: Preprocessing ...
% 119.34/16.72  Prover 9: Constructing countermodel ...
% 127.96/17.90  Prover 6: stopped
% 127.96/17.93  Prover 10: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=919308125
% 129.11/18.03  Prover 10: Preprocessing ...
% 130.24/18.19  Prover 10: Constructing countermodel ...
% 134.47/18.76  Prover 9: proved (2771ms)
% 134.47/18.76  
% 134.47/18.77  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 134.47/18.77  
% 134.91/18.79  Prover 3: stopped
% 134.91/18.80  Prover 0: stopped
% 134.91/18.81  Prover 11: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=allUni -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=all -randomSeed=-1509710984
% 134.91/18.81  Prover 13: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=0 +ignoreQuantifiers -constructProofs=always -generateTriggers=complete -randomSeed=1138197443
% 134.91/18.82  Prover 16: Options:  +triggersInConjecture -genTotalityAxioms +tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=maximal -realRatSaturationRounds=1 +ignoreQuantifiers -constructProofs=always -generateTriggers=completeFrugal -randomSeed=-2043353683
% 135.47/18.87  Prover 11: Preprocessing ...
% 135.47/18.89  Prover 13: Preprocessing ...
% 135.47/18.93  Prover 16: Preprocessing ...
% 136.24/19.09  Prover 16: Constructing countermodel ...
% 136.95/19.15  Prover 13: Constructing countermodel ...
% 140.97/19.72  Prover 11: Constructing countermodel ...
% 155.57/21.65  Prover 7: Found proof (size 127)
% 155.57/21.65  Prover 7: proved (11193ms)
% 155.57/21.65  Prover 13: stopped
% 155.57/21.65  Prover 8: stopped
% 155.57/21.65  Prover 16: stopped
% 155.57/21.65  Prover 11: stopped
% 155.57/21.65  Prover 10: stopped
% 155.57/21.65  Prover 4: stopped
% 155.57/21.65  
% 155.57/21.65  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 155.57/21.65  
% 155.57/21.66  % SZS output start Proof for theBenchmark
% 155.57/21.67  Assumptions after simplification:
% 155.57/21.67  ---------------------------------
% 155.57/21.67  
% 155.57/21.67    (ax15)
% 155.57/21.68     ! [v0: $i] :  ! [v1: $i] : (v1 = v0 |  ~ $i(v1) |  ~ $i(v0) |  ~ ssList(v1) |
% 155.57/21.68       ~ ssList(v0) | neq(v0, v1)) &  ! [v0: $i] : ( ~ $i(v0) |  ~ ssList(v0) |  ~
% 155.57/21.68      neq(v0, v0))
% 155.57/21.68  
% 155.57/21.68    (ax17)
% 155.57/21.68    $i(nil) & ssList(nil)
% 155.57/21.68  
% 155.57/21.68    (ax26)
% 155.57/21.70     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~ (app(v0, v1) = v2) |  ~ $i(v1) |
% 155.57/21.70       ~ $i(v0) |  ~ ssList(v1) |  ~ ssList(v0) | ssList(v2))
% 155.57/21.70  
% 155.57/21.70    (ax28)
% 155.57/21.70    $i(nil) &  ! [v0: $i] :  ! [v1: $i] : (v1 = v0 |  ~ (app(nil, v0) = v1) |  ~
% 155.57/21.70      $i(v0) |  ~ ssList(v0))
% 155.57/21.70  
% 155.57/21.70    (ax45)
% 155.57/21.70    $i(nil) &  ! [v0: $i] : ( ~ $i(v0) |  ~ ssList(v0) | frontsegP(v0, nil))
% 155.57/21.70  
% 155.57/21.70    (ax46)
% 155.57/21.70    $i(nil) &  ! [v0: $i] : (v0 = nil |  ~ $i(v0) |  ~ frontsegP(nil, v0) |  ~
% 155.57/21.70      ssList(v0)) & ( ~ ssList(nil) | frontsegP(nil, nil))
% 155.57/21.70  
% 155.57/21.70    (ax5)
% 155.57/21.71     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~ (app(v1, v2) = v0) |  ~ $i(v2) |
% 155.57/21.71       ~ $i(v1) |  ~ $i(v0) |  ~ ssList(v2) |  ~ ssList(v1) |  ~ ssList(v0) |
% 155.57/21.71      frontsegP(v0, v1)) &  ! [v0: $i] :  ! [v1: $i] : ( ~ $i(v1) |  ~ $i(v0) |  ~
% 155.57/21.71      frontsegP(v0, v1) |  ~ ssList(v1) |  ~ ssList(v0) |  ? [v2: $i] : (app(v1,
% 155.57/21.71          v2) = v0 & $i(v2) & ssList(v2)))
% 155.57/21.71  
% 155.57/21.71    (ax51)
% 155.57/21.71    $i(nil) &  ! [v0: $i] : ( ~ $i(v0) |  ~ ssList(v0) | rearsegP(v0, nil))
% 155.57/21.71  
% 155.57/21.71    (ax55)
% 155.57/21.71     ! [v0: $i] : ( ~ $i(v0) |  ~ ssList(v0) | segmentP(v0, v0))
% 155.57/21.71  
% 155.57/21.71    (ax58)
% 155.57/21.71    $i(nil) &  ! [v0: $i] : (v0 = nil |  ~ $i(v0) |  ~ segmentP(nil, v0) |  ~
% 155.57/21.71      ssList(v0)) & ( ~ ssList(nil) | segmentP(nil, nil))
% 155.57/21.71  
% 155.57/21.71    (ax6)
% 155.57/21.71     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~ (app(v2, v1) = v0) |  ~ $i(v2) |
% 155.57/21.71       ~ $i(v1) |  ~ $i(v0) |  ~ ssList(v2) |  ~ ssList(v1) |  ~ ssList(v0) |
% 155.57/21.71      rearsegP(v0, v1)) &  ! [v0: $i] :  ! [v1: $i] : ( ~ $i(v1) |  ~ $i(v0) |  ~
% 155.57/21.71      rearsegP(v0, v1) |  ~ ssList(v1) |  ~ ssList(v0) |  ? [v2: $i] : (app(v2,
% 155.57/21.71          v1) = v0 & $i(v2) & ssList(v2)))
% 155.57/21.71  
% 155.57/21.71    (ax7)
% 155.57/21.71     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] : ( ~
% 155.57/21.71      (app(v3, v4) = v0) |  ~ (app(v2, v1) = v3) |  ~ $i(v4) |  ~ $i(v2) |  ~
% 155.57/21.71      $i(v1) |  ~ $i(v0) |  ~ ssList(v4) |  ~ ssList(v2) |  ~ ssList(v1) |  ~
% 155.57/21.71      ssList(v0) | segmentP(v0, v1)) &  ! [v0: $i] :  ! [v1: $i] : ( ~ $i(v1) |  ~
% 155.57/21.71      $i(v0) |  ~ segmentP(v0, v1) |  ~ ssList(v1) |  ~ ssList(v0) |  ? [v2: $i] :
% 155.57/21.71       ? [v3: $i] :  ? [v4: $i] : (app(v3, v4) = v0 & app(v2, v1) = v3 & $i(v4) &
% 155.57/21.71        $i(v3) & $i(v2) & ssList(v4) & ssList(v2)))
% 155.57/21.71  
% 155.57/21.71    (ax82)
% 155.57/21.72     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] : ( ~
% 155.57/21.72      (app(v2, v3) = v4) |  ~ (app(v0, v1) = v2) |  ~ $i(v3) |  ~ $i(v1) |  ~
% 155.57/21.72      $i(v0) |  ~ ssList(v3) |  ~ ssList(v1) |  ~ ssList(v0) |  ? [v5: $i] :
% 155.57/21.72      (app(v1, v3) = v5 & app(v0, v5) = v4 & $i(v5) & $i(v4))) &  ! [v0: $i] :  !
% 155.57/21.72    [v1: $i] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] : ( ~ (app(v1, v3) = v4) | 
% 155.57/21.72      ~ (app(v0, v1) = v2) |  ~ $i(v3) |  ~ $i(v1) |  ~ $i(v0) |  ~ ssList(v3) | 
% 155.57/21.72      ~ ssList(v1) |  ~ ssList(v0) |  ? [v5: $i] : (app(v2, v3) = v5 & app(v0, v4)
% 155.57/21.72        = v5 & $i(v5)))
% 155.57/21.72  
% 155.57/21.72    (ax83)
% 155.57/21.72    $i(nil) &  ! [v0: $i] :  ! [v1: $i] : (v1 = nil |  ~ (app(v0, v1) = nil) |  ~
% 155.57/21.72      $i(v1) |  ~ $i(v0) |  ~ ssList(v1) |  ~ ssList(v0)) &  ! [v0: $i] :  ! [v1:
% 155.57/21.72      $i] : (v0 = nil |  ~ (app(v0, v1) = nil) |  ~ $i(v1) |  ~ $i(v0) |  ~
% 155.57/21.72      ssList(v1) |  ~ ssList(v0)) &  ! [v0: $i] : (v0 = nil |  ~ (app(nil, nil) =
% 155.57/21.72        v0) |  ~ ssList(nil))
% 155.57/21.72  
% 155.57/21.72    (ax84)
% 155.57/21.72    $i(nil) &  ! [v0: $i] :  ! [v1: $i] : (v1 = v0 |  ~ (app(v0, nil) = v1) |  ~
% 155.57/21.72      $i(v0) |  ~ ssList(v0))
% 155.57/21.72  
% 155.57/21.72    (co1)
% 155.57/21.73    $i(nil) &  ? [v0: $i] :  ? [v1: $i] :  ? [v2: $i] : (app(v0, v2) = v1 & $i(v2)
% 155.57/21.73      & $i(v1) & $i(v0) & strictorderedP(v0) & ssList(v2) & ssList(v1) &
% 155.57/21.73      ssList(v0) & neq(v1, nil) &  ! [v3: $i] :  ! [v4: $i] :  ! [v5: $i] :  !
% 155.57/21.73      [v6: $i] :  ! [v7: $i] :  ! [v8: $i] : ( ~ (cons(v6, nil) = v7) |  ~
% 155.57/21.73        (cons(v3, nil) = v4) |  ~ (app(v8, v7) = v0) |  ~ (app(v4, v5) = v2) |  ~
% 155.57/21.73        $i(v8) |  ~ $i(v6) |  ~ $i(v5) |  ~ $i(v3) |  ~ lt(v6, v3) |  ~ ssList(v8)
% 155.57/21.73        |  ~ ssList(v5) |  ~ ssItem(v6) |  ~ ssItem(v3)) &  ! [v3: $i] : ( ~
% 155.57/21.73        $i(v3) |  ~ segmentP(v1, v3) |  ~ segmentP(v0, v3) |  ~ ssList(v3) |  ~
% 155.57/21.73        neq(v3, nil)) & ( ~ (v0 = nil) | v1 = nil))
% 155.57/21.73  
% 155.57/21.73    (function-axioms)
% 155.57/21.73     ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] : (v1 = v0 |  ~
% 155.57/21.73      (cons(v3, v2) = v1) |  ~ (cons(v3, v2) = v0)) &  ! [v0: $i] :  ! [v1: $i] : 
% 155.57/21.73    ! [v2: $i] :  ! [v3: $i] : (v1 = v0 |  ~ (app(v3, v2) = v1) |  ~ (app(v3, v2)
% 155.57/21.73        = v0)) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : (v1 = v0 |  ~ (tl(v2) =
% 155.57/21.73        v1) |  ~ (tl(v2) = v0)) &  ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : (v1 =
% 155.57/21.73      v0 |  ~ (hd(v2) = v1) |  ~ (hd(v2) = v0))
% 155.57/21.73  
% 155.57/21.73  Further assumptions not needed in the proof:
% 155.57/21.73  --------------------------------------------
% 155.57/21.73  ax1, ax10, ax11, ax12, ax13, ax14, ax16, ax18, ax19, ax2, ax20, ax21, ax22,
% 155.57/21.73  ax23, ax24, ax25, ax27, ax29, ax3, ax30, ax31, ax32, ax33, ax34, ax35, ax36,
% 155.57/21.73  ax37, ax38, ax39, ax4, ax40, ax41, ax42, ax43, ax44, ax47, ax48, ax49, ax50,
% 155.57/21.73  ax52, ax53, ax54, ax56, ax57, ax59, ax60, ax61, ax62, ax63, ax64, ax65, ax66,
% 155.57/21.73  ax67, ax68, ax69, ax70, ax71, ax72, ax73, ax74, ax75, ax76, ax77, ax78, ax79,
% 155.57/21.73  ax8, ax80, ax81, ax85, ax86, ax87, ax88, ax89, ax9, ax90, ax91, ax92, ax93,
% 155.57/21.73  ax94, ax95
% 155.57/21.73  
% 155.57/21.73  Those formulas are unsatisfiable:
% 155.57/21.73  ---------------------------------
% 155.57/21.73  
% 155.57/21.73  Begin of proof
% 155.57/21.73  | 
% 155.57/21.73  | ALPHA: (ax5) implies:
% 155.57/21.73  |   (1)   ! [v0: $i] :  ! [v1: $i] : ( ~ $i(v1) |  ~ $i(v0) |  ~ frontsegP(v0,
% 155.57/21.73  |            v1) |  ~ ssList(v1) |  ~ ssList(v0) |  ? [v2: $i] : (app(v1, v2) =
% 155.57/21.73  |            v0 & $i(v2) & ssList(v2)))
% 155.57/21.73  |   (2)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] : ( ~ (app(v1, v2) = v0) |  ~
% 155.57/21.73  |          $i(v2) |  ~ $i(v1) |  ~ $i(v0) |  ~ ssList(v2) |  ~ ssList(v1) |  ~
% 155.57/21.73  |          ssList(v0) | frontsegP(v0, v1))
% 155.57/21.73  | 
% 155.57/21.74  | ALPHA: (ax6) implies:
% 155.57/21.74  |   (3)   ! [v0: $i] :  ! [v1: $i] : ( ~ $i(v1) |  ~ $i(v0) |  ~ rearsegP(v0,
% 155.57/21.74  |            v1) |  ~ ssList(v1) |  ~ ssList(v0) |  ? [v2: $i] : (app(v2, v1) =
% 155.57/21.74  |            v0 & $i(v2) & ssList(v2)))
% 155.57/21.74  | 
% 155.57/21.74  | ALPHA: (ax7) implies:
% 155.57/21.74  |   (4)   ! [v0: $i] :  ! [v1: $i] : ( ~ $i(v1) |  ~ $i(v0) |  ~ segmentP(v0,
% 155.57/21.74  |            v1) |  ~ ssList(v1) |  ~ ssList(v0) |  ? [v2: $i] :  ? [v3: $i] : 
% 155.57/21.74  |          ? [v4: $i] : (app(v3, v4) = v0 & app(v2, v1) = v3 & $i(v4) & $i(v3) &
% 155.57/21.74  |            $i(v2) & ssList(v4) & ssList(v2)))
% 155.57/21.74  |   (5)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] : (
% 155.57/21.74  |          ~ (app(v3, v4) = v0) |  ~ (app(v2, v1) = v3) |  ~ $i(v4) |  ~ $i(v2)
% 155.57/21.74  |          |  ~ $i(v1) |  ~ $i(v0) |  ~ ssList(v4) |  ~ ssList(v2) |  ~
% 155.57/21.74  |          ssList(v1) |  ~ ssList(v0) | segmentP(v0, v1))
% 155.57/21.74  | 
% 155.57/21.74  | ALPHA: (ax15) implies:
% 155.57/21.74  |   (6)   ! [v0: $i] :  ! [v1: $i] : (v1 = v0 |  ~ $i(v1) |  ~ $i(v0) |  ~
% 155.57/21.74  |          ssList(v1) |  ~ ssList(v0) | neq(v0, v1))
% 155.57/21.74  | 
% 155.57/21.74  | ALPHA: (ax17) implies:
% 155.57/21.74  |   (7)  ssList(nil)
% 155.57/21.74  | 
% 155.57/21.74  | ALPHA: (ax28) implies:
% 155.57/21.74  |   (8)   ! [v0: $i] :  ! [v1: $i] : (v1 = v0 |  ~ (app(nil, v0) = v1) |  ~
% 155.57/21.74  |          $i(v0) |  ~ ssList(v0))
% 155.57/21.74  | 
% 155.57/21.74  | ALPHA: (ax45) implies:
% 155.57/21.74  |   (9)   ! [v0: $i] : ( ~ $i(v0) |  ~ ssList(v0) | frontsegP(v0, nil))
% 155.57/21.74  | 
% 155.57/21.74  | ALPHA: (ax46) implies:
% 155.57/21.74  |   (10)   ~ ssList(nil) | frontsegP(nil, nil)
% 155.57/21.74  | 
% 155.57/21.74  | ALPHA: (ax51) implies:
% 155.57/21.74  |   (11)   ! [v0: $i] : ( ~ $i(v0) |  ~ ssList(v0) | rearsegP(v0, nil))
% 155.57/21.74  | 
% 155.57/21.74  | ALPHA: (ax58) implies:
% 155.57/21.74  |   (12)   ~ ssList(nil) | segmentP(nil, nil)
% 155.57/21.74  | 
% 155.57/21.74  | ALPHA: (ax82) implies:
% 155.57/21.74  |   (13)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] :
% 155.57/21.74  |         ( ~ (app(v1, v3) = v4) |  ~ (app(v0, v1) = v2) |  ~ $i(v3) |  ~ $i(v1)
% 155.57/21.74  |           |  ~ $i(v0) |  ~ ssList(v3) |  ~ ssList(v1) |  ~ ssList(v0) |  ?
% 155.57/21.74  |           [v5: $i] : (app(v2, v3) = v5 & app(v0, v4) = v5 & $i(v5)))
% 155.57/21.75  |   (14)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] :
% 155.57/21.75  |         ( ~ (app(v2, v3) = v4) |  ~ (app(v0, v1) = v2) |  ~ $i(v3) |  ~ $i(v1)
% 155.57/21.75  |           |  ~ $i(v0) |  ~ ssList(v3) |  ~ ssList(v1) |  ~ ssList(v0) |  ?
% 155.57/21.75  |           [v5: $i] : (app(v1, v3) = v5 & app(v0, v5) = v4 & $i(v5) & $i(v4)))
% 155.57/21.75  | 
% 155.57/21.75  | ALPHA: (ax83) implies:
% 155.57/21.75  |   (15)   ! [v0: $i] : (v0 = nil |  ~ (app(nil, nil) = v0) |  ~ ssList(nil))
% 155.57/21.75  |   (16)   ! [v0: $i] :  ! [v1: $i] : (v0 = nil |  ~ (app(v0, v1) = nil) |  ~
% 155.57/21.75  |           $i(v1) |  ~ $i(v0) |  ~ ssList(v1) |  ~ ssList(v0))
% 155.57/21.75  |   (17)   ! [v0: $i] :  ! [v1: $i] : (v1 = nil |  ~ (app(v0, v1) = nil) |  ~
% 155.57/21.75  |           $i(v1) |  ~ $i(v0) |  ~ ssList(v1) |  ~ ssList(v0))
% 155.57/21.75  | 
% 155.57/21.75  | ALPHA: (ax84) implies:
% 155.57/21.75  |   (18)   ! [v0: $i] :  ! [v1: $i] : (v1 = v0 |  ~ (app(v0, nil) = v1) |  ~
% 155.57/21.75  |           $i(v0) |  ~ ssList(v0))
% 155.57/21.75  | 
% 155.57/21.75  | ALPHA: (co1) implies:
% 155.57/21.75  |   (19)  $i(nil)
% 155.57/21.75  |   (20)   ? [v0: $i] :  ? [v1: $i] :  ? [v2: $i] : (app(v0, v2) = v1 & $i(v2) &
% 155.57/21.75  |           $i(v1) & $i(v0) & strictorderedP(v0) & ssList(v2) & ssList(v1) &
% 155.57/21.75  |           ssList(v0) & neq(v1, nil) &  ! [v3: $i] :  ! [v4: $i] :  ! [v5: $i]
% 155.57/21.75  |           :  ! [v6: $i] :  ! [v7: $i] :  ! [v8: $i] : ( ~ (cons(v6, nil) = v7)
% 155.57/21.75  |             |  ~ (cons(v3, nil) = v4) |  ~ (app(v8, v7) = v0) |  ~ (app(v4,
% 155.57/21.75  |                 v5) = v2) |  ~ $i(v8) |  ~ $i(v6) |  ~ $i(v5) |  ~ $i(v3) |  ~
% 155.57/21.75  |             lt(v6, v3) |  ~ ssList(v8) |  ~ ssList(v5) |  ~ ssItem(v6) |  ~
% 155.57/21.75  |             ssItem(v3)) &  ! [v3: $i] : ( ~ $i(v3) |  ~ segmentP(v1, v3) |  ~
% 155.57/21.75  |             segmentP(v0, v3) |  ~ ssList(v3) |  ~ neq(v3, nil)) & ( ~ (v0 =
% 155.57/21.75  |               nil) | v1 = nil))
% 155.57/21.75  | 
% 155.57/21.75  | ALPHA: (function-axioms) implies:
% 155.57/21.75  |   (21)   ! [v0: $i] :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] : (v1 = v0 |  ~
% 155.57/21.75  |           (app(v3, v2) = v1) |  ~ (app(v3, v2) = v0))
% 155.57/21.75  | 
% 155.57/21.75  | DELTA: instantiating (20) with fresh symbols all_91_0, all_91_1, all_91_2
% 155.57/21.75  |        gives:
% 155.57/21.75  |   (22)  app(all_91_2, all_91_0) = all_91_1 & $i(all_91_0) & $i(all_91_1) &
% 155.57/21.75  |         $i(all_91_2) & strictorderedP(all_91_2) & ssList(all_91_0) &
% 155.57/21.75  |         ssList(all_91_1) & ssList(all_91_2) & neq(all_91_1, nil) &  ! [v0: $i]
% 155.57/21.75  |         :  ! [v1: $i] :  ! [v2: $i] :  ! [v3: $i] :  ! [v4: $i] :  ! [v5: $i]
% 155.57/21.75  |         : ( ~ (cons(v3, nil) = v4) |  ~ (cons(v0, nil) = v1) |  ~ (app(v5, v4)
% 155.57/21.75  |             = all_91_2) |  ~ (app(v1, v2) = all_91_0) |  ~ $i(v5) |  ~ $i(v3)
% 155.57/21.75  |           |  ~ $i(v2) |  ~ $i(v0) |  ~ lt(v3, v0) |  ~ ssList(v5) |  ~
% 155.57/21.75  |           ssList(v2) |  ~ ssItem(v3) |  ~ ssItem(v0)) &  ! [v0: $i] : ( ~
% 155.57/21.75  |           $i(v0) |  ~ segmentP(all_91_1, v0) |  ~ segmentP(all_91_2, v0) |  ~
% 155.57/21.75  |           ssList(v0) |  ~ neq(v0, nil)) & ( ~ (all_91_2 = nil) | all_91_1 =
% 155.57/21.75  |           nil)
% 155.57/21.75  | 
% 155.57/21.75  | ALPHA: (22) implies:
% 155.57/21.76  |   (23)  neq(all_91_1, nil)
% 155.57/21.76  |   (24)  ssList(all_91_2)
% 155.57/21.76  |   (25)  ssList(all_91_1)
% 155.57/21.76  |   (26)  ssList(all_91_0)
% 155.57/21.76  |   (27)  $i(all_91_2)
% 155.57/21.76  |   (28)  $i(all_91_1)
% 155.57/21.76  |   (29)  $i(all_91_0)
% 155.57/21.76  |   (30)  app(all_91_2, all_91_0) = all_91_1
% 155.57/21.76  |   (31)   ~ (all_91_2 = nil) | all_91_1 = nil
% 155.57/21.76  |   (32)   ! [v0: $i] : ( ~ $i(v0) |  ~ segmentP(all_91_1, v0) |  ~
% 155.57/21.76  |           segmentP(all_91_2, v0) |  ~ ssList(v0) |  ~ neq(v0, nil))
% 155.57/21.76  | 
% 155.57/21.76  | BETA: splitting (10) gives:
% 155.57/21.76  | 
% 155.57/21.76  | Case 1:
% 155.57/21.76  | | 
% 155.57/21.76  | |   (33)   ~ ssList(nil)
% 155.57/21.76  | | 
% 155.57/21.76  | | PRED_UNIFY: (7), (33) imply:
% 155.57/21.76  | |   (34)  $false
% 155.57/21.76  | | 
% 155.57/21.76  | | CLOSE: (34) is inconsistent.
% 155.57/21.76  | | 
% 155.57/21.76  | Case 2:
% 155.57/21.76  | | 
% 155.57/21.76  | |   (35)  frontsegP(nil, nil)
% 155.57/21.76  | | 
% 155.57/21.76  | | BETA: splitting (12) gives:
% 155.57/21.76  | | 
% 155.57/21.76  | | Case 1:
% 155.57/21.76  | | | 
% 155.57/21.76  | | |   (36)   ~ ssList(nil)
% 155.57/21.76  | | | 
% 155.57/21.76  | | | PRED_UNIFY: (7), (36) imply:
% 155.57/21.76  | | |   (37)  $false
% 155.57/21.76  | | | 
% 155.57/21.76  | | | CLOSE: (37) is inconsistent.
% 155.57/21.76  | | | 
% 155.57/21.76  | | Case 2:
% 155.57/21.76  | | | 
% 155.57/21.76  | | |   (38)  segmentP(nil, nil)
% 155.57/21.76  | | | 
% 155.57/21.76  | | | GROUND_INST: instantiating (ax55) with all_91_2, simplifying with (24),
% 155.57/21.76  | | |              (27) gives:
% 155.57/21.76  | | |   (39)  segmentP(all_91_2, all_91_2)
% 155.57/21.76  | | | 
% 155.57/21.76  | | | GROUND_INST: instantiating (11) with all_91_2, simplifying with (24), (27)
% 155.57/21.76  | | |              gives:
% 155.57/21.76  | | |   (40)  rearsegP(all_91_2, nil)
% 155.57/21.76  | | | 
% 155.57/21.76  | | | GROUND_INST: instantiating (9) with all_91_2, simplifying with (24), (27)
% 155.57/21.76  | | |              gives:
% 155.57/21.76  | | |   (41)  frontsegP(all_91_2, nil)
% 155.57/21.76  | | | 
% 155.57/21.76  | | | GROUND_INST: instantiating (1) with nil, nil, simplifying with (7), (19),
% 155.57/21.76  | | |              (35) gives:
% 155.57/21.76  | | |   (42)   ? [v0: $i] : (app(nil, v0) = nil & $i(v0) & ssList(v0))
% 155.57/21.76  | | | 
% 155.57/21.76  | | | GROUND_INST: instantiating (4) with nil, nil, simplifying with (7), (19),
% 155.57/21.76  | | |              (38) gives:
% 155.57/21.76  | | |   (43)   ? [v0: $i] :  ? [v1: $i] :  ? [v2: $i] : (app(v1, v2) = nil &
% 155.57/21.76  | | |           app(v0, nil) = v1 & $i(v2) & $i(v1) & $i(v0) & ssList(v2) &
% 155.57/21.76  | | |           ssList(v0))
% 155.57/21.76  | | | 
% 155.57/21.76  | | | GROUND_INST: instantiating (2) with all_91_1, all_91_2, all_91_0,
% 155.57/21.76  | | |              simplifying with (24), (25), (26), (27), (28), (29), (30)
% 155.57/21.76  | | |              gives:
% 155.57/21.76  | | |   (44)  frontsegP(all_91_1, all_91_2)
% 155.57/21.76  | | | 
% 155.57/21.76  | | | DELTA: instantiating (42) with fresh symbol all_114_0 gives:
% 155.57/21.76  | | |   (45)  app(nil, all_114_0) = nil & $i(all_114_0) & ssList(all_114_0)
% 155.57/21.77  | | | 
% 155.57/21.77  | | | ALPHA: (45) implies:
% 155.57/21.77  | | |   (46)  ssList(all_114_0)
% 155.57/21.77  | | |   (47)  $i(all_114_0)
% 155.57/21.77  | | |   (48)  app(nil, all_114_0) = nil
% 155.57/21.77  | | | 
% 155.57/21.77  | | | DELTA: instantiating (43) with fresh symbols all_116_0, all_116_1,
% 155.57/21.77  | | |        all_116_2 gives:
% 155.57/21.77  | | |   (49)  app(all_116_1, all_116_0) = nil & app(all_116_2, nil) = all_116_1
% 155.57/21.77  | | |         & $i(all_116_0) & $i(all_116_1) & $i(all_116_2) &
% 155.57/21.77  | | |         ssList(all_116_0) & ssList(all_116_2)
% 155.57/21.77  | | | 
% 155.57/21.77  | | | ALPHA: (49) implies:
% 155.57/21.77  | | |   (50)  ssList(all_116_2)
% 155.57/21.77  | | |   (51)  ssList(all_116_0)
% 155.57/21.77  | | |   (52)  $i(all_116_2)
% 155.57/21.77  | | |   (53)  $i(all_116_0)
% 155.57/21.77  | | |   (54)  app(all_116_2, nil) = all_116_1
% 155.57/21.77  | | |   (55)  app(all_116_1, all_116_0) = nil
% 155.57/21.77  | | | 
% 155.57/21.77  | | | GROUND_INST: instantiating (1) with all_91_2, nil, simplifying with (7),
% 155.57/21.77  | | |              (19), (24), (27), (41) gives:
% 155.57/21.77  | | |   (56)   ? [v0: $i] : (app(nil, v0) = all_91_2 & $i(v0) & ssList(v0))
% 155.57/21.77  | | | 
% 155.57/21.77  | | | GROUND_INST: instantiating (1) with all_91_1, all_91_2, simplifying with
% 155.57/21.77  | | |              (24), (25), (27), (28), (44) gives:
% 155.57/21.77  | | |   (57)   ? [v0: $i] : (app(all_91_2, v0) = all_91_1 & $i(v0) & ssList(v0))
% 155.57/21.77  | | | 
% 155.57/21.77  | | | GROUND_INST: instantiating (3) with all_91_2, nil, simplifying with (7),
% 155.57/21.77  | | |              (19), (24), (27), (40) gives:
% 155.57/21.77  | | |   (58)   ? [v0: $i] : (app(v0, nil) = all_91_2 & $i(v0) & ssList(v0))
% 155.57/21.77  | | | 
% 155.57/21.77  | | | GROUND_INST: instantiating (32) with all_91_2, simplifying with (24),
% 155.57/21.77  | | |              (27), (39) gives:
% 155.57/21.77  | | |   (59)   ~ segmentP(all_91_1, all_91_2) |  ~ neq(all_91_2, nil)
% 155.57/21.77  | | | 
% 155.57/21.77  | | | GROUND_INST: instantiating (14) with nil, nil, nil, nil, nil, simplifying
% 155.57/21.77  | | |              with (7), (19) gives:
% 155.57/21.77  | | |   (60)   ~ (app(nil, nil) = nil) |  ? [v0: $i] : (app(nil, v0) = nil &
% 155.57/21.77  | | |           app(nil, nil) = v0 & $i(v0))
% 155.57/21.77  | | | 
% 155.57/21.77  | | | GROUND_INST: instantiating (14) with nil, all_114_0, nil, all_114_0, nil,
% 155.57/21.77  | | |              simplifying with (7), (19), (46), (47), (48) gives:
% 155.57/21.77  | | |   (61)   ? [v0: $i] : (app(all_114_0, all_114_0) = v0 & app(nil, v0) = nil
% 155.57/21.77  | | |           & $i(v0))
% 155.57/21.77  | | | 
% 155.57/21.77  | | | GROUND_INST: instantiating (8) with all_114_0, nil, simplifying with (46),
% 155.57/21.77  | | |              (47), (48) gives:
% 155.57/21.77  | | |   (62)  all_114_0 = nil
% 155.57/21.77  | | | 
% 155.57/21.77  | | | GROUND_INST: instantiating (14) with all_116_2, nil, all_116_2, nil,
% 155.57/21.77  | | |              all_116_2, simplifying with (7), (19), (50), (52) gives:
% 155.57/21.77  | | |   (63)   ~ (app(all_116_2, nil) = all_116_2) |  ? [v0: $i] :
% 155.57/21.77  | | |         (app(all_116_2, v0) = all_116_2 & app(nil, nil) = v0 & $i(v0))
% 155.57/21.77  | | | 
% 155.57/21.78  | | | GROUND_INST: instantiating (13) with all_116_2, nil, all_116_1, all_114_0,
% 155.57/21.78  | | |              nil, simplifying with (7), (19), (46), (47), (48), (50),
% 155.57/21.78  | | |              (52), (54) gives:
% 155.57/21.78  | | |   (64)   ? [v0: $i] : (app(all_116_1, all_114_0) = v0 & app(all_116_2,
% 155.57/21.78  | | |             nil) = v0 & $i(v0))
% 155.57/21.78  | | | 
% 155.57/21.78  | | | GROUND_INST: instantiating (ax26) with all_116_2, nil, all_116_1,
% 155.57/21.78  | | |              simplifying with (7), (19), (50), (52), (54) gives:
% 155.57/21.78  | | |   (65)  ssList(all_116_1)
% 155.57/21.78  | | | 
% 155.57/21.78  | | | GROUND_INST: instantiating (18) with all_116_2, all_116_1, simplifying
% 155.57/21.78  | | |              with (50), (52), (54) gives:
% 155.57/21.78  | | |   (66)  all_116_1 = all_116_2
% 155.57/21.78  | | | 
% 155.57/21.78  | | | GROUND_INST: instantiating (14) with all_116_2, nil, all_116_1, all_116_0,
% 155.57/21.78  | | |              nil, simplifying with (7), (19), (50), (51), (52), (53),
% 155.57/21.78  | | |              (54), (55) gives:
% 155.57/21.78  | | |   (67)   ? [v0: $i] : (app(all_116_2, v0) = nil & app(nil, all_116_0) = v0
% 155.57/21.78  | | |           & $i(v0))
% 155.57/21.78  | | | 
% 155.57/21.78  | | | GROUND_INST: instantiating (17) with all_116_2, all_116_0, simplifying
% 155.57/21.78  | | |              with (50), (51), (52), (53) gives:
% 155.57/21.78  | | |   (68)  all_116_0 = nil |  ~ (app(all_116_2, all_116_0) = nil)
% 155.57/21.78  | | | 
% 155.57/21.78  | | | GROUND_INST: instantiating (16) with all_116_2, all_116_0, simplifying
% 155.57/21.78  | | |              with (50), (51), (52), (53) gives:
% 155.57/21.78  | | |   (69)  all_116_2 = nil |  ~ (app(all_116_2, all_116_0) = nil)
% 155.57/21.78  | | | 
% 155.57/21.78  | | | DELTA: instantiating (64) with fresh symbol all_132_0 gives:
% 155.57/21.78  | | |   (70)  app(all_116_1, all_114_0) = all_132_0 & app(all_116_2, nil) =
% 155.57/21.78  | | |         all_132_0 & $i(all_132_0)
% 155.57/21.78  | | | 
% 155.57/21.78  | | | ALPHA: (70) implies:
% 155.57/21.78  | | |   (71)  $i(all_132_0)
% 155.57/21.78  | | |   (72)  app(all_116_1, all_114_0) = all_132_0
% 155.57/21.78  | | | 
% 155.57/21.78  | | | DELTA: instantiating (61) with fresh symbol all_134_0 gives:
% 155.57/21.78  | | |   (73)  app(all_114_0, all_114_0) = all_134_0 & app(nil, all_134_0) = nil
% 155.57/21.78  | | |         & $i(all_134_0)
% 155.57/21.78  | | | 
% 155.57/21.78  | | | ALPHA: (73) implies:
% 155.57/21.78  | | |   (74)  app(all_114_0, all_114_0) = all_134_0
% 155.57/21.78  | | | 
% 155.57/21.78  | | | DELTA: instantiating (57) with fresh symbol all_140_0 gives:
% 155.57/21.78  | | |   (75)  app(all_91_2, all_140_0) = all_91_1 & $i(all_140_0) &
% 155.57/21.78  | | |         ssList(all_140_0)
% 155.57/21.78  | | | 
% 155.57/21.78  | | | ALPHA: (75) implies:
% 155.57/21.78  | | |   (76)  ssList(all_140_0)
% 155.57/21.78  | | |   (77)  $i(all_140_0)
% 155.57/21.78  | | |   (78)  app(all_91_2, all_140_0) = all_91_1
% 155.57/21.78  | | | 
% 155.57/21.78  | | | DELTA: instantiating (56) with fresh symbol all_146_0 gives:
% 155.57/21.78  | | |   (79)  app(nil, all_146_0) = all_91_2 & $i(all_146_0) & ssList(all_146_0)
% 155.57/21.78  | | | 
% 155.57/21.78  | | | ALPHA: (79) implies:
% 155.57/21.78  | | |   (80)  ssList(all_146_0)
% 155.57/21.78  | | |   (81)  $i(all_146_0)
% 155.57/21.78  | | |   (82)  app(nil, all_146_0) = all_91_2
% 155.57/21.78  | | | 
% 155.57/21.78  | | | DELTA: instantiating (67) with fresh symbol all_150_0 gives:
% 155.57/21.78  | | |   (83)  app(all_116_2, all_150_0) = nil & app(nil, all_116_0) = all_150_0
% 155.57/21.78  | | |         & $i(all_150_0)
% 155.57/21.78  | | | 
% 155.57/21.78  | | | ALPHA: (83) implies:
% 155.57/21.78  | | |   (84)  app(nil, all_116_0) = all_150_0
% 155.57/21.78  | | | 
% 155.57/21.78  | | | DELTA: instantiating (58) with fresh symbol all_154_0 gives:
% 155.57/21.78  | | |   (85)  app(all_154_0, nil) = all_91_2 & $i(all_154_0) & ssList(all_154_0)
% 155.57/21.78  | | | 
% 155.57/21.78  | | | ALPHA: (85) implies:
% 155.57/21.78  | | |   (86)  ssList(all_154_0)
% 155.57/21.78  | | |   (87)  $i(all_154_0)
% 155.57/21.78  | | |   (88)  app(all_154_0, nil) = all_91_2
% 155.57/21.78  | | | 
% 155.57/21.78  | | | REDUCE: (55), (66) imply:
% 155.57/21.78  | | |   (89)  app(all_116_2, all_116_0) = nil
% 155.57/21.78  | | | 
% 155.57/21.78  | | | REDUCE: (62), (66), (72) imply:
% 155.57/21.78  | | |   (90)  app(all_116_2, nil) = all_132_0
% 155.57/21.78  | | | 
% 155.57/21.79  | | | REDUCE: (54), (66) imply:
% 155.57/21.79  | | |   (91)  app(all_116_2, nil) = all_116_2
% 155.57/21.79  | | | 
% 155.57/21.79  | | | REDUCE: (62), (74) imply:
% 155.57/21.79  | | |   (92)  app(nil, nil) = all_134_0
% 155.57/21.79  | | | 
% 155.57/21.79  | | | REDUCE: (48), (62) imply:
% 155.57/21.79  | | |   (93)  app(nil, nil) = nil
% 155.57/21.79  | | | 
% 155.57/21.79  | | | BETA: splitting (63) gives:
% 155.57/21.79  | | | 
% 155.57/21.79  | | | Case 1:
% 155.57/21.79  | | | | 
% 155.57/21.79  | | | |   (94)   ~ (app(all_116_2, nil) = all_116_2)
% 155.57/21.79  | | | | 
% 155.57/21.79  | | | | PRED_UNIFY: (91), (94) imply:
% 155.57/21.79  | | | |   (95)  $false
% 155.57/21.79  | | | | 
% 155.57/21.79  | | | | CLOSE: (95) is inconsistent.
% 155.57/21.79  | | | | 
% 155.57/21.79  | | | Case 2:
% 155.57/21.79  | | | | 
% 155.57/21.79  | | | |   (96)   ? [v0: $i] : (app(all_116_2, v0) = all_116_2 & app(nil, nil) =
% 155.57/21.79  | | | |           v0 & $i(v0))
% 155.57/21.79  | | | | 
% 155.57/21.79  | | | | DELTA: instantiating (96) with fresh symbol all_182_0 gives:
% 155.57/21.79  | | | |   (97)  app(all_116_2, all_182_0) = all_116_2 & app(nil, nil) =
% 155.57/21.79  | | | |         all_182_0 & $i(all_182_0)
% 155.57/21.79  | | | | 
% 155.57/21.79  | | | | ALPHA: (97) implies:
% 155.57/21.79  | | | |   (98)  app(nil, nil) = all_182_0
% 155.57/21.79  | | | | 
% 155.57/21.79  | | | | BETA: splitting (60) gives:
% 155.57/21.79  | | | | 
% 155.57/21.79  | | | | Case 1:
% 155.57/21.79  | | | | | 
% 155.57/21.79  | | | | |   (99)   ~ (app(nil, nil) = nil)
% 155.57/21.79  | | | | | 
% 155.57/21.79  | | | | | PRED_UNIFY: (93), (99) imply:
% 155.57/21.79  | | | | |   (100)  $false
% 155.57/21.79  | | | | | 
% 155.57/21.79  | | | | | CLOSE: (100) is inconsistent.
% 155.57/21.79  | | | | | 
% 155.57/21.79  | | | | Case 2:
% 155.57/21.79  | | | | | 
% 155.57/21.79  | | | | |   (101)   ? [v0: $i] : (app(nil, v0) = nil & app(nil, nil) = v0 &
% 155.57/21.79  | | | | |            $i(v0))
% 155.57/21.79  | | | | | 
% 155.57/21.79  | | | | | DELTA: instantiating (101) with fresh symbol all_188_0 gives:
% 155.57/21.79  | | | | |   (102)  app(nil, all_188_0) = nil & app(nil, nil) = all_188_0 &
% 155.57/21.79  | | | | |          $i(all_188_0)
% 155.57/21.79  | | | | | 
% 155.57/21.79  | | | | | ALPHA: (102) implies:
% 155.57/21.79  | | | | |   (103)  app(nil, nil) = all_188_0
% 155.57/21.79  | | | | | 
% 155.57/21.79  | | | | | BETA: splitting (68) gives:
% 155.57/21.79  | | | | | 
% 155.57/21.79  | | | | | Case 1:
% 155.57/21.79  | | | | | | 
% 155.57/21.79  | | | | | |   (104)   ~ (app(all_116_2, all_116_0) = nil)
% 155.57/21.79  | | | | | | 
% 155.57/21.79  | | | | | | PRED_UNIFY: (89), (104) imply:
% 155.57/21.79  | | | | | |   (105)  $false
% 155.57/21.79  | | | | | | 
% 155.57/21.79  | | | | | | CLOSE: (105) is inconsistent.
% 155.57/21.79  | | | | | | 
% 155.57/21.79  | | | | | Case 2:
% 155.57/21.79  | | | | | | 
% 155.57/21.79  | | | | | |   (106)  all_116_0 = nil
% 155.57/21.79  | | | | | | 
% 155.57/21.79  | | | | | | REDUCE: (84), (106) imply:
% 155.57/21.79  | | | | | |   (107)  app(nil, nil) = all_150_0
% 155.57/21.79  | | | | | | 
% 155.57/21.79  | | | | | | BETA: splitting (69) gives:
% 155.57/21.79  | | | | | | 
% 155.57/21.79  | | | | | | Case 1:
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | |   (108)   ~ (app(all_116_2, all_116_0) = nil)
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | PRED_UNIFY: (89), (108) imply:
% 155.57/21.79  | | | | | | |   (109)  $false
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | CLOSE: (109) is inconsistent.
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | Case 2:
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | |   (110)  all_116_2 = nil
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | REDUCE: (90), (110) imply:
% 155.57/21.79  | | | | | | |   (111)  app(nil, nil) = all_132_0
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | GROUND_INST: instantiating (21) with all_150_0, all_182_0, nil,
% 155.57/21.79  | | | | | | |              nil, simplifying with (98), (107) gives:
% 155.57/21.79  | | | | | | |   (112)  all_182_0 = all_150_0
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | GROUND_INST: instantiating (21) with all_134_0, all_182_0, nil,
% 155.57/21.79  | | | | | | |              nil, simplifying with (92), (98) gives:
% 155.57/21.79  | | | | | | |   (113)  all_182_0 = all_134_0
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | GROUND_INST: instantiating (21) with all_132_0, all_182_0, nil,
% 155.57/21.79  | | | | | | |              nil, simplifying with (98), (111) gives:
% 155.57/21.79  | | | | | | |   (114)  all_182_0 = all_132_0
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | GROUND_INST: instantiating (21) with all_150_0, all_188_0, nil,
% 155.57/21.79  | | | | | | |              nil, simplifying with (103), (107) gives:
% 155.57/21.79  | | | | | | |   (115)  all_188_0 = all_150_0
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | GROUND_INST: instantiating (15) with all_188_0, simplifying with
% 155.57/21.79  | | | | | | |              (7), (103) gives:
% 155.57/21.79  | | | | | | |   (116)  all_188_0 = nil
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | COMBINE_EQS: (115), (116) imply:
% 155.57/21.79  | | | | | | |   (117)  all_150_0 = nil
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | SIMP: (117) implies:
% 155.57/21.79  | | | | | | |   (118)  all_150_0 = nil
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | COMBINE_EQS: (112), (113) imply:
% 155.57/21.79  | | | | | | |   (119)  all_150_0 = all_134_0
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | SIMP: (119) implies:
% 155.57/21.79  | | | | | | |   (120)  all_150_0 = all_134_0
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | COMBINE_EQS: (113), (114) imply:
% 155.57/21.79  | | | | | | |   (121)  all_134_0 = all_132_0
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | COMBINE_EQS: (118), (120) imply:
% 155.57/21.79  | | | | | | |   (122)  all_134_0 = nil
% 155.57/21.79  | | | | | | | 
% 155.57/21.79  | | | | | | | SIMP: (122) implies:
% 155.57/21.79  | | | | | | |   (123)  all_134_0 = nil
% 155.57/21.79  | | | | | | | 
% 155.57/21.80  | | | | | | | COMBINE_EQS: (121), (123) imply:
% 155.57/21.80  | | | | | | |   (124)  all_132_0 = nil
% 155.57/21.80  | | | | | | | 
% 155.57/21.80  | | | | | | | SIMP: (124) implies:
% 155.57/21.80  | | | | | | |   (125)  all_132_0 = nil
% 155.57/21.80  | | | | | | | 
% 155.57/21.80  | | | | | | | GROUND_INST: instantiating (6) with all_154_0, nil, simplifying
% 155.57/21.80  | | | | | | |              with (7), (19), (86), (87) gives:
% 155.57/21.80  | | | | | | |   (126)  all_154_0 = nil | neq(all_154_0, nil)
% 155.57/21.80  | | | | | | | 
% 155.57/21.80  | | | | | | | GROUND_INST: instantiating (8) with all_146_0, all_91_2,
% 155.57/21.80  | | | | | | |              simplifying with (80), (81), (82) gives:
% 155.57/21.80  | | | | | | |   (127)  all_146_0 = all_91_2
% 155.57/21.80  | | | | | | | 
% 155.57/21.80  | | | | | | | GROUND_INST: instantiating (5) with all_91_1, all_146_0, nil,
% 155.57/21.80  | | | | | | |              all_91_2, all_140_0, simplifying with (7), (19),
% 155.57/21.80  | | | | | | |              (25), (28), (76), (77), (78), (80), (81), (82) gives:
% 155.57/21.80  | | | | | | |   (128)  segmentP(all_91_1, all_146_0)
% 155.57/21.80  | | | | | | | 
% 155.57/21.80  | | | | | | | GROUND_INST: instantiating (18) with all_154_0, all_91_2,
% 155.57/21.80  | | | | | | |              simplifying with (86), (87), (88) gives:
% 155.57/21.80  | | | | | | |   (129)  all_154_0 = all_91_2
% 155.57/21.80  | | | | | | | 
% 155.57/21.80  | | | | | | | REDUCE: (127), (128) imply:
% 155.57/21.80  | | | | | | |   (130)  segmentP(all_91_1, all_91_2)
% 155.57/21.80  | | | | | | | 
% 155.57/21.80  | | | | | | | BETA: splitting (59) gives:
% 155.57/21.80  | | | | | | | 
% 155.57/21.80  | | | | | | | Case 1:
% 155.57/21.80  | | | | | | | | 
% 155.57/21.80  | | | | | | | |   (131)   ~ neq(all_91_2, nil)
% 155.57/21.80  | | | | | | | | 
% 155.57/21.80  | | | | | | | | BETA: splitting (126) gives:
% 155.57/21.80  | | | | | | | | 
% 155.57/21.80  | | | | | | | | Case 1:
% 155.57/21.80  | | | | | | | | | 
% 155.57/21.80  | | | | | | | | |   (132)  neq(all_154_0, nil)
% 155.57/21.80  | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | REDUCE: (129), (132) imply:
% 155.57/21.80  | | | | | | | | |   (133)  neq(all_91_2, nil)
% 155.57/21.80  | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | PRED_UNIFY: (131), (133) imply:
% 155.57/21.80  | | | | | | | | |   (134)  $false
% 155.57/21.80  | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | CLOSE: (134) is inconsistent.
% 155.57/21.80  | | | | | | | | | 
% 155.57/21.80  | | | | | | | | Case 2:
% 155.57/21.80  | | | | | | | | | 
% 155.57/21.80  | | | | | | | | |   (135)  all_154_0 = nil
% 155.57/21.80  | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | COMBINE_EQS: (129), (135) imply:
% 155.57/21.80  | | | | | | | | |   (136)  all_91_2 = nil
% 155.57/21.80  | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | REDUCE: (131), (136) imply:
% 155.57/21.80  | | | | | | | | |   (137)   ~ neq(nil, nil)
% 155.57/21.80  | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | BETA: splitting (31) gives:
% 155.57/21.80  | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | Case 1:
% 155.57/21.80  | | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | |   (138)   ~ (all_91_2 = nil)
% 155.57/21.80  | | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | | REDUCE: (136), (138) imply:
% 155.57/21.80  | | | | | | | | | |   (139)  $false
% 155.57/21.80  | | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | | CLOSE: (139) is inconsistent.
% 155.57/21.80  | | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | Case 2:
% 155.57/21.80  | | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | |   (140)  all_91_1 = nil
% 155.57/21.80  | | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | | REDUCE: (23), (140) imply:
% 155.57/21.80  | | | | | | | | | |   (141)  neq(nil, nil)
% 155.57/21.80  | | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | | PRED_UNIFY: (137), (141) imply:
% 155.57/21.80  | | | | | | | | | |   (142)  $false
% 155.57/21.80  | | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | | CLOSE: (142) is inconsistent.
% 155.57/21.80  | | | | | | | | | | 
% 155.57/21.80  | | | | | | | | | End of split
% 155.57/21.80  | | | | | | | | | 
% 155.57/21.80  | | | | | | | | End of split
% 155.57/21.80  | | | | | | | | 
% 155.57/21.80  | | | | | | | Case 2:
% 155.57/21.80  | | | | | | | | 
% 155.57/21.80  | | | | | | | |   (143)   ~ segmentP(all_91_1, all_91_2)
% 155.57/21.80  | | | | | | | | 
% 155.57/21.80  | | | | | | | | PRED_UNIFY: (130), (143) imply:
% 155.57/21.80  | | | | | | | |   (144)  $false
% 155.57/21.80  | | | | | | | | 
% 155.57/21.80  | | | | | | | | CLOSE: (144) is inconsistent.
% 155.57/21.80  | | | | | | | | 
% 155.57/21.80  | | | | | | | End of split
% 155.57/21.80  | | | | | | | 
% 155.57/21.81  | | | | | | End of split
% 155.57/21.81  | | | | | | 
% 155.57/21.81  | | | | | End of split
% 155.57/21.81  | | | | | 
% 155.57/21.81  | | | | End of split
% 155.57/21.81  | | | | 
% 155.57/21.81  | | | End of split
% 155.57/21.81  | | | 
% 155.57/21.81  | | End of split
% 155.57/21.81  | | 
% 155.57/21.81  | End of split
% 155.57/21.81  | 
% 155.57/21.81  End of proof
% 155.57/21.81  % SZS output end Proof for theBenchmark
% 155.57/21.81  
% 155.57/21.81  21190ms
%------------------------------------------------------------------------------