TSTP Solution File: SWC207+1 by ePrincess---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ePrincess---1.0
% Problem  : SWC207+1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : ePrincess-casc -timeout=%d %s

% Computer : n032.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  : 600s
% DateTime : Tue Jul 19 20:16:49 EDT 2022

% Result   : Theorem 18.70s 6.27s
% Output   : Proof 21.41s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.10  % Problem  : SWC207+1 : TPTP v8.1.0. Released v2.4.0.
% 0.00/0.11  % Command  : ePrincess-casc -timeout=%d %s
% 0.10/0.30  % Computer : n032.cluster.edu
% 0.10/0.30  % Model    : x86_64 x86_64
% 0.10/0.30  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.30  % Memory   : 8042.1875MB
% 0.10/0.30  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.30  % CPULimit : 300
% 0.10/0.30  % WCLimit  : 600
% 0.10/0.30  % DateTime : Sat Jun 11 22:55:40 EDT 2022
% 0.10/0.30  % CPUTime  : 
% 0.15/0.50          ____       _                          
% 0.15/0.50    ___  / __ \_____(_)___  ________  __________
% 0.15/0.50   / _ \/ /_/ / ___/ / __ \/ ___/ _ \/ ___/ ___/
% 0.15/0.50  /  __/ ____/ /  / / / / / /__/  __(__  |__  ) 
% 0.15/0.50  \___/_/   /_/  /_/_/ /_/\___/\___/____/____/  
% 0.15/0.50  
% 0.15/0.50  A Theorem Prover for First-Order Logic
% 0.15/0.50  (ePrincess v.1.0)
% 0.15/0.50  
% 0.15/0.50  (c) Philipp Rümmer, 2009-2015
% 0.15/0.50  (c) Peter Backeman, 2014-2015
% 0.15/0.50  (contributions by Angelo Brillout, Peter Baumgartner)
% 0.15/0.50  Free software under GNU Lesser General Public License (LGPL).
% 0.15/0.50  Bug reports to peter@backeman.se
% 0.15/0.50  
% 0.15/0.50  For more information, visit http://user.uu.se/~petba168/breu/
% 0.15/0.50  
% 0.15/0.50  Loading /export/starexec/sandbox/benchmark/theBenchmark.p ...
% 0.15/0.54  Prover 0: Options:  -triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMaximal -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=all
% 1.82/0.92  Prover 0: Preprocessing ...
% 4.02/1.49  Prover 0: Constructing countermodel ...
% 16.94/5.85  Prover 1: Options:  +triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple +reverseFunctionalityPropagation -boolFunsAsPreds -triggerStrategy=maximal -resolutionMethod=normal +ignoreQuantifiers -generateTriggers=all
% 17.29/5.95  Prover 1: Preprocessing ...
% 18.23/6.18  Prover 1: Constructing countermodel ...
% 18.70/6.27  Prover 1: proved (425ms)
% 18.70/6.27  Prover 0: stopped
% 18.70/6.27  
% 18.70/6.27  No countermodel exists, formula is valid
% 18.70/6.27  % SZS status Theorem for theBenchmark
% 18.70/6.27  
% 18.70/6.27  Generating proof ... found it (size 42)
% 20.39/6.68  
% 20.39/6.68  % SZS output start Proof for theBenchmark
% 20.39/6.68  Assumed formulas after preprocessing and simplification: 
% 20.39/6.68  | (0)  ? [v0] :  ? [v1] :  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] : ( ~ (v9 = v8) &  ~ (v2 = 0) &  ~ (v0 = 0) & equalelemsP(nil) = 0 & duplicatefreeP(nil) = 0 & strictorderedP(nil) = 0 & totalorderedP(nil) = 0 & strictorderP(nil) = 0 & totalorderP(nil) = 0 & cyclefreeP(nil) = 0 & singletonP(nil) = v0 & ssList(v3) = 0 & ssList(v1) = 0 & ssList(nil) = 0 & neq(v3, nil) = 0 & neq(v1, nil) = v2 & ssItem(v9) = 0 & ssItem(v8) = 0 &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] :  ! [v15] :  ! [v16] :  ! [v17] :  ! [v18] :  ! [v19] : (v13 = 0 |  ~ (strictorderedP(v10) = 0) |  ~ (lt(v11, v12) = v13) |  ~ (ssList(v14) = 0) |  ~ (cons(v12, v18) = v19) |  ~ (cons(v11, v15) = v16) |  ~ (app(v17, v19) = v10) |  ~ (app(v14, v16) = v17) |  ~ (ssItem(v11) = 0) |  ? [v20] : (( ~ (v20 = 0) & ssList(v18) = v20) | ( ~ (v20 = 0) & ssList(v15) = v20) | ( ~ (v20 = 0) & ssList(v10) = v20) | ( ~ (v20 = 0) & ssItem(v12) = v20))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] :  ! [v15] :  ! [v16] :  ! [v17] :  ! [v18] :  ! [v19] : (v13 = 0 |  ~ (totalorderedP(v10) = 0) |  ~ (leq(v11, v12) = v13) |  ~ (ssList(v14) = 0) |  ~ (cons(v12, v18) = v19) |  ~ (cons(v11, v15) = v16) |  ~ (app(v17, v19) = v10) |  ~ (app(v14, v16) = v17) |  ~ (ssItem(v11) = 0) |  ? [v20] : (( ~ (v20 = 0) & ssList(v18) = v20) | ( ~ (v20 = 0) & ssList(v15) = v20) | ( ~ (v20 = 0) & ssList(v10) = v20) | ( ~ (v20 = 0) & ssItem(v12) = v20))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] :  ! [v15] :  ! [v16] :  ! [v17] : ( ~ (duplicatefreeP(v10) = 0) |  ~ (ssList(v12) = 0) |  ~ (cons(v11, v16) = v17) |  ~ (cons(v11, v13) = v14) |  ~ (app(v15, v17) = v10) |  ~ (app(v12, v14) = v15) |  ~ (ssItem(v11) = 0) |  ? [v18] : (( ~ (v18 = 0) & ssList(v16) = v18) | ( ~ (v18 = 0) & ssList(v13) = v18) | ( ~ (v18 = 0) & ssList(v10) = v18))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] :  ! [v15] :  ! [v16] : (v16 = 0 |  ~ (segmentP(v15, v11) = v16) |  ~ (segmentP(v10, v11) = 0) |  ~ (ssList(v10) = 0) |  ~ (app(v13, v14) = v15) |  ~ (app(v12, v10) = v13) |  ? [v17] : (( ~ (v17 = 0) & ssList(v14) = v17) | ( ~ (v17 = 0) & ssList(v12) = v17) | ( ~ (v17 = 0) & ssList(v11) = v17))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] :  ! [v15] :  ! [v16] : (v12 = v11 |  ~ (equalelemsP(v10) = 0) |  ~ (ssList(v13) = 0) |  ~ (cons(v12, v14) = v15) |  ~ (cons(v11, v15) = v16) |  ~ (app(v13, v16) = v10) |  ~ (ssItem(v12) = 0) |  ~ (ssItem(v11) = 0) |  ? [v17] : (( ~ (v17 = 0) & ssList(v14) = v17) | ( ~ (v17 = 0) & ssList(v10) = v17))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] :  ! [v15] :  ! [v16] : ( ~ (frontsegP(v13, v15) = v16) |  ~ (cons(v11, v14) = v15) |  ~ (cons(v10, v12) = v13) |  ~ (ssItem(v11) = 0) |  ~ (ssItem(v10) = 0) |  ? [v17] :  ? [v18] : (( ~ (v17 = 0) & ssList(v12) = v17) | (frontsegP(v12, v14) = v18 & ssList(v14) = v17 & ( ~ (v17 = 0) | (( ~ (v18 = 0) |  ~ (v11 = v10) | v16 = 0) & ( ~ (v16 = 0) | (v18 = 0 & v11 = v10))))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] :  ! [v15] : (v12 = 0 |  ~ (segmentP(v10, v11) = v12) |  ~ (ssList(v10) = 0) |  ~ (app(v14, v15) = v10) |  ~ (app(v13, v11) = v14) |  ? [v16] : (( ~ (v16 = 0) & ssList(v15) = v16) | ( ~ (v16 = 0) & ssList(v13) = v16) | ( ~ (v16 = 0) & ssList(v11) = v16))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] :  ! [v15] : (v12 = 0 |  ~ (memberP(v10, v11) = v12) |  ~ (ssList(v13) = 0) |  ~ (ssList(v10) = 0) |  ~ (cons(v11, v14) = v15) |  ~ (app(v13, v15) = v10) |  ? [v16] : (( ~ (v16 = 0) & ssList(v14) = v16) | ( ~ (v16 = 0) & ssItem(v11) = v16))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] :  ! [v15] : ( ~ (memberP(v14, v10) = v15) |  ~ (memberP(v11, v10) = v12) |  ~ (app(v11, v13) = v14) |  ~ (ssItem(v10) = 0) |  ? [v16] :  ? [v17] : (( ~ (v16 = 0) & ssList(v11) = v16) | (memberP(v13, v10) = v17 & ssList(v13) = v16 & ( ~ (v16 = 0) | (( ~ (v15 = 0) | v17 = 0 | v12 = 0) & (v15 = 0 | ( ~ (v17 = 0) &  ~ (v12 = 0)))))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] :  ! [v15] : ( ~ (ssList(v10) = 0) |  ~ (cons(v13, v11) = v14) |  ~ (app(v14, v10) = v15) |  ~ (app(v11, v10) = v12) |  ? [v16] :  ? [v17] : (( ~ (v16 = 0) & ssList(v11) = v16) | (cons(v13, v12) = v17 & ssItem(v13) = v16 & ( ~ (v16 = 0) | v17 = v15)))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] : (v14 = v12 |  ~ (ssList(v11) = 0) |  ~ (ssList(v10) = 0) |  ~ (cons(v14, v11) = v13) |  ~ (cons(v12, v10) = v13) |  ? [v15] : (( ~ (v15 = 0) & ssItem(v14) = v15) | ( ~ (v15 = 0) & ssItem(v12) = v15))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] : (v14 = 0 |  ~ (rearsegP(v13, v11) = v14) |  ~ (rearsegP(v10, v11) = 0) |  ~ (ssList(v10) = 0) |  ~ (app(v12, v10) = v13) |  ? [v15] : (( ~ (v15 = 0) & ssList(v12) = v15) | ( ~ (v15 = 0) & ssList(v11) = v15))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] : (v14 = 0 |  ~ (frontsegP(v13, v11) = v14) |  ~ (frontsegP(v10, v11) = 0) |  ~ (ssList(v10) = 0) |  ~ (app(v10, v12) = v13) |  ? [v15] : (( ~ (v15 = 0) & ssList(v12) = v15) | ( ~ (v15 = 0) & ssList(v11) = v15))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] : (v11 = v10 |  ~ (ssList(v11) = 0) |  ~ (ssList(v10) = 0) |  ~ (cons(v14, v11) = v13) |  ~ (cons(v12, v10) = v13) |  ? [v15] : (( ~ (v15 = 0) & ssItem(v14) = v15) | ( ~ (v15 = 0) & ssItem(v12) = v15))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] : ( ~ (memberP(v13, v10) = v14) |  ~ (cons(v11, v12) = v13) |  ~ (ssItem(v11) = 0) |  ~ (ssItem(v10) = 0) |  ? [v15] :  ? [v16] : (memberP(v12, v10) = v16 & ssList(v12) = v15 & ( ~ (v15 = 0) | (( ~ (v14 = 0) | v16 = 0 | v11 = v10) & (v14 = 0 | ( ~ (v16 = 0) &  ~ (v11 = v10))))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] : ( ~ (ssList(v10) = 0) |  ~ (app(v12, v13) = v14) |  ~ (app(v10, v11) = v12) |  ? [v15] :  ? [v16] :  ? [v17] : (( ~ (v15 = 0) & ssList(v11) = v15) | (ssList(v13) = v15 & app(v11, v13) = v16 & app(v10, v16) = v17 & ( ~ (v15 = 0) | v17 = v14)))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v13 = v10 | v10 = nil |  ~ (tl(v10) = v12) |  ~ (hd(v10) = v11) |  ~ (cons(v11, v12) = v13) |  ? [v14] : ( ~ (v14 = 0) & ssList(v10) = v14)) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v13 = v10 |  ~ (ssList(v10) = 0) |  ~ (app(v13, v11) = v12) |  ~ (app(v10, v11) = v12) |  ? [v14] : (( ~ (v14 = 0) & ssList(v13) = v14) | ( ~ (v14 = 0) & ssList(v11) = v14))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v13 = v10 |  ~ (ssList(v10) = 0) |  ~ (app(v11, v13) = v12) |  ~ (app(v11, v10) = v12) |  ? [v14] : (( ~ (v14 = 0) & ssList(v13) = v14) | ( ~ (v14 = 0) & ssList(v11) = v14))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v13 = 0 |  ~ (gt(v10, v12) = v13) |  ~ (gt(v10, v11) = 0) |  ~ (ssItem(v10) = 0) |  ? [v14] :  ? [v15] : (( ~ (v14 = 0) & ssItem(v11) = v14) | (gt(v11, v12) = v15 & ssItem(v12) = v14 & ( ~ (v15 = 0) |  ~ (v14 = 0))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v13 = 0 |  ~ (geq(v10, v12) = v13) |  ~ (geq(v10, v11) = 0) |  ~ (ssItem(v10) = 0) |  ? [v14] :  ? [v15] : (( ~ (v14 = 0) & ssItem(v11) = v14) | (geq(v11, v12) = v15 & ssItem(v12) = v14 & ( ~ (v15 = 0) |  ~ (v14 = 0))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v13 = 0 |  ~ (lt(v10, v12) = v13) |  ~ (lt(v10, v11) = 0) |  ~ (ssItem(v10) = 0) |  ? [v14] :  ? [v15] : (( ~ (v14 = 0) & ssItem(v11) = v14) | (lt(v11, v12) = v15 & ssItem(v12) = v14 & ( ~ (v15 = 0) |  ~ (v14 = 0))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v13 = 0 |  ~ (lt(v10, v12) = v13) |  ~ (leq(v10, v11) = 0) |  ~ (ssItem(v10) = 0) |  ? [v14] :  ? [v15] : (( ~ (v14 = 0) & ssItem(v11) = v14) | (lt(v11, v12) = v15 & ssItem(v12) = v14 & ( ~ (v15 = 0) |  ~ (v14 = 0))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v13 = 0 |  ~ (leq(v10, v12) = v13) |  ~ (leq(v10, v11) = 0) |  ~ (ssItem(v10) = 0) |  ? [v14] :  ? [v15] : (( ~ (v14 = 0) & ssItem(v11) = v14) | (leq(v11, v12) = v15 & ssItem(v12) = v14 & ( ~ (v15 = 0) |  ~ (v14 = 0))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v13 = 0 |  ~ (segmentP(v10, v12) = v13) |  ~ (segmentP(v10, v11) = 0) |  ~ (ssList(v10) = 0) |  ? [v14] :  ? [v15] : (( ~ (v14 = 0) & ssList(v11) = v14) | (segmentP(v11, v12) = v15 & ssList(v12) = v14 & ( ~ (v15 = 0) |  ~ (v14 = 0))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v13 = 0 |  ~ (rearsegP(v10, v12) = v13) |  ~ (rearsegP(v10, v11) = 0) |  ~ (ssList(v10) = 0) |  ? [v14] :  ? [v15] : (( ~ (v14 = 0) & ssList(v11) = v14) | (rearsegP(v11, v12) = v15 & ssList(v12) = v14 & ( ~ (v15 = 0) |  ~ (v14 = 0))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v13 = 0 |  ~ (frontsegP(v10, v12) = v13) |  ~ (frontsegP(v10, v11) = 0) |  ~ (ssList(v10) = 0) |  ? [v14] :  ? [v15] : (( ~ (v14 = 0) & ssList(v11) = v14) | (frontsegP(v11, v12) = v15 & ssList(v12) = v14 & ( ~ (v15 = 0) |  ~ (v14 = 0))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v12 = 0 |  ~ (rearsegP(v10, v11) = v12) |  ~ (ssList(v10) = 0) |  ~ (app(v13, v11) = v10) |  ? [v14] : (( ~ (v14 = 0) & ssList(v13) = v14) | ( ~ (v14 = 0) & ssList(v11) = v14))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v12 = 0 |  ~ (frontsegP(v10, v11) = v12) |  ~ (ssList(v10) = 0) |  ~ (app(v11, v13) = v10) |  ? [v14] : (( ~ (v14 = 0) & ssList(v13) = v14) | ( ~ (v14 = 0) & ssList(v11) = v14))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v11 = v10 |  ~ (gt(v13, v12) = v11) |  ~ (gt(v13, v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v11 = v10 |  ~ (geq(v13, v12) = v11) |  ~ (geq(v13, v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v11 = v10 |  ~ (lt(v13, v12) = v11) |  ~ (lt(v13, v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v11 = v10 |  ~ (leq(v13, v12) = v11) |  ~ (leq(v13, v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v11 = v10 |  ~ (segmentP(v13, v12) = v11) |  ~ (segmentP(v13, v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v11 = v10 |  ~ (rearsegP(v13, v12) = v11) |  ~ (rearsegP(v13, v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v11 = v10 |  ~ (frontsegP(v13, v12) = v11) |  ~ (frontsegP(v13, v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v11 = v10 |  ~ (memberP(v13, v12) = v11) |  ~ (memberP(v13, v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v11 = v10 |  ~ (cons(v13, v12) = v11) |  ~ (cons(v13, v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v11 = v10 |  ~ (app(v13, v12) = v11) |  ~ (app(v13, v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v11 = v10 |  ~ (neq(v13, v12) = v11) |  ~ (neq(v13, v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v10 = nil |  ~ (tl(v10) = v11) |  ~ (app(v11, v12) = v13) |  ? [v14] :  ? [v15] :  ? [v16] : (( ~ (v14 = 0) & ssList(v10) = v14) | (tl(v15) = v16 & ssList(v12) = v14 & app(v10, v12) = v15 & ( ~ (v14 = 0) | v16 = v13)))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v10 = nil |  ~ (hd(v10) = v11) |  ~ (app(v10, v12) = v13) |  ? [v14] :  ? [v15] : (( ~ (v14 = 0) & ssList(v10) = v14) | (hd(v13) = v15 & ssList(v12) = v14 & ( ~ (v14 = 0) | v15 = v11)))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : ( ~ (hd(v11) = v12) |  ~ (lt(v10, v12) = v13) |  ~ (ssItem(v10) = 0) |  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] : (strictorderedP(v15) = v16 & strictorderedP(v11) = v17 & ssList(v11) = v14 & cons(v10, v11) = v15 & ( ~ (v14 = 0) | (( ~ (v16 = 0) | v11 = nil | (v17 = 0 & v13 = 0)) & (v16 = 0 | ( ~ (v11 = nil) & ( ~ (v17 = 0) |  ~ (v13 = 0)))))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : ( ~ (hd(v11) = v12) |  ~ (leq(v10, v12) = v13) |  ~ (ssItem(v10) = 0) |  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] : (totalorderedP(v15) = v16 & totalorderedP(v11) = v17 & ssList(v11) = v14 & cons(v10, v11) = v15 & ( ~ (v14 = 0) | (( ~ (v16 = 0) | v11 = nil | (v17 = 0 & v13 = 0)) & (v16 = 0 | ( ~ (v11 = nil) & ( ~ (v17 = 0) |  ~ (v13 = 0)))))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : ( ~ (strictorderP(v10) = 0) |  ~ (lt(v11, v12) = v13) |  ~ (ssItem(v11) = 0) |  ? [v14] :  ? [v15] : (( ~ (v14 = 0) & ssList(v10) = v14) | (lt(v12, v11) = v15 & ssItem(v12) = v14 & ( ~ (v14 = 0) |  ! [v16] :  ! [v17] :  ! [v18] :  ! [v19] :  ! [v20] :  ! [v21] : (v15 = 0 | v13 = 0 |  ~ (ssList(v16) = 0) |  ~ (cons(v12, v20) = v21) |  ~ (cons(v11, v17) = v18) |  ~ (app(v19, v21) = v10) |  ~ (app(v16, v18) = v19) |  ? [v22] : (( ~ (v22 = 0) & ssList(v20) = v22) | ( ~ (v22 = 0) & ssList(v17) = v22))))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : ( ~ (totalorderP(v10) = 0) |  ~ (leq(v11, v12) = v13) |  ~ (ssItem(v11) = 0) |  ? [v14] :  ? [v15] : (( ~ (v14 = 0) & ssList(v10) = v14) | (leq(v12, v11) = v15 & ssItem(v12) = v14 & ( ~ (v14 = 0) |  ! [v16] :  ! [v17] :  ! [v18] :  ! [v19] :  ! [v20] :  ! [v21] : (v15 = 0 | v13 = 0 |  ~ (ssList(v16) = 0) |  ~ (cons(v12, v20) = v21) |  ~ (cons(v11, v17) = v18) |  ~ (app(v19, v21) = v10) |  ~ (app(v16, v18) = v19) |  ? [v22] : (( ~ (v22 = 0) & ssList(v20) = v22) | ( ~ (v22 = 0) & ssList(v17) = v22))))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : ( ~ (cyclefreeP(v10) = 0) |  ~ (leq(v11, v12) = v13) |  ~ (ssItem(v11) = 0) |  ? [v14] :  ? [v15] : (( ~ (v14 = 0) & ssList(v10) = v14) | (leq(v12, v11) = v15 & ssItem(v12) = v14 & ( ~ (v14 = 0) |  ! [v16] :  ! [v17] :  ! [v18] :  ! [v19] :  ! [v20] :  ! [v21] : ( ~ (v15 = 0) |  ~ (v13 = 0) |  ~ (ssList(v16) = 0) |  ~ (cons(v12, v20) = v21) |  ~ (cons(v11, v17) = v18) |  ~ (app(v19, v21) = v10) |  ~ (app(v16, v18) = v19) |  ? [v22] : (( ~ (v22 = 0) & ssList(v20) = v22) | ( ~ (v22 = 0) & ssList(v17) = v22))))))) &  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : ( ~ (ssList(v10) = 0) |  ~ (cons(v11, nil) = v12) |  ~ (app(v12, v10) = v13) |  ? [v14] :  ? [v15] : (cons(v11, v10) = v15 & ssItem(v11) = v14 & ( ~ (v14 = 0) | v15 = v13))) &  ! [v10] :  ! [v11] :  ! [v12] : (v12 = 0 | v11 = v10 |  ~ (lt(v10, v11) = v12) |  ~ (ssItem(v10) = 0) |  ? [v13] :  ? [v14] : (leq(v10, v11) = v14 & ssItem(v11) = v13 & ( ~ (v14 = 0) |  ~ (v13 = 0)))) &  ! [v10] :  ! [v11] :  ! [v12] : (v12 = 0 | v11 = v10 |  ~ (ssList(v10) = 0) |  ~ (neq(v10, v11) = v12) |  ? [v13] : ( ~ (v13 = 0) & ssList(v11) = v13)) &  ! [v10] :  ! [v11] :  ! [v12] : (v12 = 0 | v11 = v10 |  ~ (neq(v10, v11) = v12) |  ~ (ssItem(v10) = 0) |  ? [v13] : ( ~ (v13 = 0) & ssItem(v11) = v13)) &  ! [v10] :  ! [v11] :  ! [v12] : (v11 = v10 |  ~ (tl(v12) = v11) |  ~ (tl(v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] : (v11 = v10 |  ~ (hd(v12) = v11) |  ~ (hd(v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] : (v11 = v10 |  ~ (equalelemsP(v12) = v11) |  ~ (equalelemsP(v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] : (v11 = v10 |  ~ (duplicatefreeP(v12) = v11) |  ~ (duplicatefreeP(v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] : (v11 = v10 |  ~ (strictorderedP(v12) = v11) |  ~ (strictorderedP(v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] : (v11 = v10 |  ~ (totalorderedP(v12) = v11) |  ~ (totalorderedP(v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] : (v11 = v10 |  ~ (strictorderP(v12) = v11) |  ~ (strictorderP(v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] : (v11 = v10 |  ~ (totalorderP(v12) = v11) |  ~ (totalorderP(v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] : (v11 = v10 |  ~ (cyclefreeP(v12) = v11) |  ~ (cyclefreeP(v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] : (v11 = v10 |  ~ (singletonP(v12) = v11) |  ~ (singletonP(v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] : (v11 = v10 |  ~ (ssList(v12) = v11) |  ~ (ssList(v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] : (v11 = v10 |  ~ (ssItem(v12) = v11) |  ~ (ssItem(v12) = v10)) &  ! [v10] :  ! [v11] :  ! [v12] : (v11 = 0 |  ~ (singletonP(v10) = v11) |  ~ (cons(v12, nil) = v10) |  ? [v13] : (( ~ (v13 = 0) & ssList(v10) = v13) | ( ~ (v13 = 0) & ssItem(v12) = v13))) &  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (gt(v10, v11) = v12) |  ~ (ssItem(v10) = 0) |  ? [v13] :  ? [v14] : (lt(v11, v10) = v14 & ssItem(v11) = v13 & ( ~ (v13 = 0) | (( ~ (v14 = 0) | v12 = 0) & ( ~ (v12 = 0) | v14 = 0))))) &  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (geq(v10, v11) = v12) |  ~ (ssItem(v10) = 0) |  ? [v13] :  ? [v14] : (leq(v11, v10) = v14 & ssItem(v11) = v13 & ( ~ (v13 = 0) | (( ~ (v14 = 0) | v12 = 0) & ( ~ (v12 = 0) | v14 = 0))))) &  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (lt(v10, v11) = v12) |  ~ (ssItem(v10) = 0) |  ? [v13] :  ? [v14] : (leq(v10, v11) = v14 & ssItem(v11) = v13 & ( ~ (v13 = 0) | (( ~ (v14 = 0) | v12 = 0 | v11 = v10) & ( ~ (v12 = 0) | (v14 = 0 &  ~ (v11 = v10))))))) &  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (ssList(v10) = 0) |  ~ (cons(v11, v10) = v12) |  ? [v13] :  ? [v14] : (tl(v12) = v14 & ssItem(v11) = v13 & ( ~ (v13 = 0) | v14 = v10))) &  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (ssList(v10) = 0) |  ~ (cons(v11, v10) = v12) |  ? [v13] :  ? [v14] : (hd(v12) = v14 & ssItem(v11) = v13 & ( ~ (v13 = 0) | v14 = v11))) &  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (ssList(v10) = 0) |  ~ (cons(v11, v10) = v12) |  ? [v13] :  ? [v14] : (ssList(v12) = v14 & ssItem(v11) = v13 & ( ~ (v13 = 0) | v14 = 0))) &  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (ssList(v10) = 0) |  ~ (app(v10, v11) = v12) |  ? [v13] :  ? [v14] : (ssList(v12) = v14 & ssList(v11) = v13 & ( ~ (v13 = 0) | v14 = 0))) &  ! [v10] :  ! [v11] : (v11 = v10 |  ~ (geq(v10, v11) = 0) |  ~ (ssItem(v10) = 0) |  ? [v12] :  ? [v13] : (geq(v11, v10) = v13 & ssItem(v11) = v12 & ( ~ (v13 = 0) |  ~ (v12 = 0)))) &  ! [v10] :  ! [v11] : (v11 = v10 |  ~ (leq(v10, v11) = 0) |  ~ (ssItem(v10) = 0) |  ? [v12] :  ? [v13] : (leq(v11, v10) = v13 & ssItem(v11) = v12 & ( ~ (v13 = 0) |  ~ (v12 = 0)))) &  ! [v10] :  ! [v11] : (v11 = v10 |  ~ (segmentP(v10, v11) = 0) |  ~ (ssList(v10) = 0) |  ? [v12] :  ? [v13] : (segmentP(v11, v10) = v13 & ssList(v11) = v12 & ( ~ (v13 = 0) |  ~ (v12 = 0)))) &  ! [v10] :  ! [v11] : (v11 = v10 |  ~ (rearsegP(v10, v11) = 0) |  ~ (ssList(v10) = 0) |  ? [v12] :  ? [v13] : (rearsegP(v11, v10) = v13 & ssList(v11) = v12 & ( ~ (v13 = 0) |  ~ (v12 = 0)))) &  ! [v10] :  ! [v11] : (v11 = v10 |  ~ (frontsegP(v10, v11) = 0) |  ~ (ssList(v10) = 0) |  ? [v12] :  ? [v13] : (frontsegP(v11, v10) = v13 & ssList(v11) = v12 & ( ~ (v13 = 0) |  ~ (v12 = 0)))) &  ! [v10] :  ! [v11] : (v11 = v10 |  ~ (app(v10, nil) = v11) |  ? [v12] : ( ~ (v12 = 0) & ssList(v10) = v12)) &  ! [v10] :  ! [v11] : (v11 = v10 |  ~ (app(nil, v10) = v11) |  ? [v12] : ( ~ (v12 = 0) & ssList(v10) = v12)) &  ! [v10] :  ! [v11] : (v11 = nil |  ~ (ssList(v10) = 0) |  ~ (app(v10, v11) = nil) |  ? [v12] : ( ~ (v12 = 0) & ssList(v11) = v12)) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (geq(v10, v10) = v11) |  ? [v12] : ( ~ (v12 = 0) & ssItem(v10) = v12)) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (equalelemsP(v10) = v11) |  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] :  ? [v18] :  ? [v19] :  ? [v20] :  ? [v21] :  ? [v22] : ((v22 = v10 & v19 = 0 & v17 = 0 & v15 = 0 & v13 = 0 &  ~ (v14 = v12) & ssList(v18) = 0 & ssList(v16) = 0 & cons(v14, v18) = v20 & cons(v12, v20) = v21 & app(v16, v21) = v10 & ssItem(v14) = 0 & ssItem(v12) = 0) | ( ~ (v12 = 0) & ssList(v10) = v12))) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (duplicatefreeP(v10) = v11) |  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] :  ? [v18] :  ? [v19] :  ? [v20] :  ? [v21] :  ? [v22] :  ? [v23] :  ? [v24] :  ? [v25] : ((v25 = v10 & v23 = 0 & v19 = 0 & v17 = 0 & v15 = 0 & v14 = v12 & v13 = 0 & ssList(v22) = 0 & ssList(v18) = 0 & ssList(v16) = 0 & cons(v12, v22) = v24 & cons(v12, v18) = v20 & app(v21, v24) = v10 & app(v16, v20) = v21 & ssItem(v12) = 0) | ( ~ (v12 = 0) & ssList(v10) = v12))) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (strictorderedP(v10) = v11) |  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] :  ? [v18] :  ? [v19] :  ? [v20] :  ? [v21] :  ? [v22] :  ? [v23] :  ? [v24] :  ? [v25] :  ? [v26] : ((v26 = v10 & v24 = 0 & v20 = 0 & v18 = 0 & v15 = 0 & v13 = 0 &  ~ (v16 = 0) & lt(v12, v14) = v16 & ssList(v23) = 0 & ssList(v19) = 0 & ssList(v17) = 0 & cons(v14, v23) = v25 & cons(v12, v19) = v21 & app(v22, v25) = v10 & app(v17, v21) = v22 & ssItem(v14) = 0 & ssItem(v12) = 0) | ( ~ (v12 = 0) & ssList(v10) = v12))) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (totalorderedP(v10) = v11) |  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] :  ? [v18] :  ? [v19] :  ? [v20] :  ? [v21] :  ? [v22] :  ? [v23] :  ? [v24] :  ? [v25] :  ? [v26] : ((v26 = v10 & v24 = 0 & v20 = 0 & v18 = 0 & v15 = 0 & v13 = 0 &  ~ (v16 = 0) & leq(v12, v14) = v16 & ssList(v23) = 0 & ssList(v19) = 0 & ssList(v17) = 0 & cons(v14, v23) = v25 & cons(v12, v19) = v21 & app(v22, v25) = v10 & app(v17, v21) = v22 & ssItem(v14) = 0 & ssItem(v12) = 0) | ( ~ (v12 = 0) & ssList(v10) = v12))) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (strictorderP(v10) = v11) |  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] :  ? [v18] :  ? [v19] :  ? [v20] :  ? [v21] :  ? [v22] :  ? [v23] :  ? [v24] :  ? [v25] :  ? [v26] :  ? [v27] : ((v27 = v10 & v25 = 0 & v21 = 0 & v19 = 0 & v15 = 0 & v13 = 0 &  ~ (v17 = 0) &  ~ (v16 = 0) & lt(v14, v12) = v17 & lt(v12, v14) = v16 & ssList(v24) = 0 & ssList(v20) = 0 & ssList(v18) = 0 & cons(v14, v24) = v26 & cons(v12, v20) = v22 & app(v23, v26) = v10 & app(v18, v22) = v23 & ssItem(v14) = 0 & ssItem(v12) = 0) | ( ~ (v12 = 0) & ssList(v10) = v12))) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (totalorderP(v10) = v11) |  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] :  ? [v18] :  ? [v19] :  ? [v20] :  ? [v21] :  ? [v22] :  ? [v23] :  ? [v24] :  ? [v25] :  ? [v26] :  ? [v27] : ((v27 = v10 & v25 = 0 & v21 = 0 & v19 = 0 & v15 = 0 & v13 = 0 &  ~ (v17 = 0) &  ~ (v16 = 0) & leq(v14, v12) = v17 & leq(v12, v14) = v16 & ssList(v24) = 0 & ssList(v20) = 0 & ssList(v18) = 0 & cons(v14, v24) = v26 & cons(v12, v20) = v22 & app(v23, v26) = v10 & app(v18, v22) = v23 & ssItem(v14) = 0 & ssItem(v12) = 0) | ( ~ (v12 = 0) & ssList(v10) = v12))) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (cyclefreeP(v10) = v11) |  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] :  ? [v18] :  ? [v19] :  ? [v20] :  ? [v21] :  ? [v22] :  ? [v23] :  ? [v24] :  ? [v25] :  ? [v26] :  ? [v27] : ((v27 = v10 & v25 = 0 & v21 = 0 & v19 = 0 & v17 = 0 & v16 = 0 & v15 = 0 & v13 = 0 & leq(v14, v12) = 0 & leq(v12, v14) = 0 & ssList(v24) = 0 & ssList(v20) = 0 & ssList(v18) = 0 & cons(v14, v24) = v26 & cons(v12, v20) = v22 & app(v23, v26) = v10 & app(v18, v22) = v23 & ssItem(v14) = 0 & ssItem(v12) = 0) | ( ~ (v12 = 0) & ssList(v10) = v12))) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (leq(v10, v10) = v11) |  ? [v12] : ( ~ (v12 = 0) & ssItem(v10) = v12)) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (segmentP(v10, v10) = v11) |  ? [v12] : ( ~ (v12 = 0) & ssList(v10) = v12)) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (segmentP(v10, nil) = v11) |  ? [v12] : ( ~ (v12 = 0) & ssList(v10) = v12)) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (rearsegP(v10, v10) = v11) |  ? [v12] : ( ~ (v12 = 0) & ssList(v10) = v12)) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (rearsegP(v10, nil) = v11) |  ? [v12] : ( ~ (v12 = 0) & ssList(v10) = v12)) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (frontsegP(v10, v10) = v11) |  ? [v12] : ( ~ (v12 = 0) & ssList(v10) = v12)) &  ! [v10] :  ! [v11] : (v11 = 0 |  ~ (frontsegP(v10, nil) = v11) |  ? [v12] : ( ~ (v12 = 0) & ssList(v10) = v12)) &  ! [v10] :  ! [v11] : (v10 = nil |  ~ (tl(v10) = v11) |  ? [v12] :  ? [v13] : (ssList(v11) = v13 & ssList(v10) = v12 & ( ~ (v12 = 0) | v13 = 0))) &  ! [v10] :  ! [v11] : (v10 = nil |  ~ (tl(v10) = v11) |  ? [v12] :  ? [v13] : ((v13 = 0 & v12 = v11 & ssList(v11) = 0) | ( ~ (v12 = 0) & ssList(v10) = v12))) &  ! [v10] :  ! [v11] : (v10 = nil |  ~ (hd(v10) = v11) |  ? [v12] :  ? [v13] : (ssList(v10) = v12 & ssItem(v11) = v13 & ( ~ (v12 = 0) | v13 = 0))) &  ! [v10] :  ! [v11] : (v10 = nil |  ~ (hd(v10) = v11) |  ? [v12] :  ? [v13] : ((v13 = 0 & v12 = v11 & ssItem(v11) = 0) | ( ~ (v12 = 0) & ssList(v10) = v12))) &  ! [v10] :  ! [v11] : (v10 = nil |  ~ (ssList(v10) = 0) |  ~ (app(v10, v11) = nil) |  ? [v12] : ( ~ (v12 = 0) & ssList(v11) = v12)) &  ! [v10] :  ! [v11] : ( ~ (gt(v10, v11) = 0) |  ~ (ssItem(v10) = 0) |  ? [v12] :  ? [v13] : (gt(v11, v10) = v13 & ssItem(v11) = v12 & ( ~ (v13 = 0) |  ~ (v12 = 0)))) &  ! [v10] :  ! [v11] : ( ~ (tl(v10) = v11) |  ? [v12] :  ? [v13] : (hd(v10) = v13 & ssList(v10) = v12 & ( ~ (v12 = 0) |  ! [v14] : (v14 = v10 | v14 = nil | v10 = nil |  ~ (tl(v14) = v11) |  ? [v15] :  ? [v16] : (hd(v14) = v16 & ssList(v14) = v15 & ( ~ (v16 = v13) |  ~ (v15 = 0))))))) &  ! [v10] :  ! [v11] : ( ~ (lt(v10, v11) = 0) |  ~ (ssItem(v10) = 0) |  ? [v12] :  ? [v13] : (lt(v11, v10) = v13 & ssItem(v11) = v12 & ( ~ (v13 = 0) |  ~ (v12 = 0)))) &  ! [v10] :  ! [v11] : ( ~ (segmentP(v10, v11) = 0) |  ~ (ssList(v10) = 0) |  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] : ((v17 = v10 & v16 = 0 & v13 = 0 & ssList(v15) = 0 & ssList(v12) = 0 & app(v14, v15) = v10 & app(v12, v11) = v14) | ( ~ (v12 = 0) & ssList(v11) = v12))) &  ! [v10] :  ! [v11] : ( ~ (rearsegP(v10, v11) = 0) |  ~ (ssList(v10) = 0) |  ? [v12] :  ? [v13] :  ? [v14] : ((v14 = v10 & v13 = 0 & ssList(v12) = 0 & app(v12, v11) = v10) | ( ~ (v12 = 0) & ssList(v11) = v12))) &  ! [v10] :  ! [v11] : ( ~ (frontsegP(v10, v11) = 0) |  ~ (ssList(v10) = 0) |  ? [v12] :  ? [v13] :  ? [v14] : ((v14 = v10 & v13 = 0 & ssList(v12) = 0 & app(v11, v12) = v10) | ( ~ (v12 = 0) & ssList(v11) = v12))) &  ! [v10] :  ! [v11] : ( ~ (memberP(v10, v11) = 0) |  ~ (ssList(v10) = 0) |  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] : ((v17 = v10 & v15 = 0 & v13 = 0 & ssList(v14) = 0 & ssList(v12) = 0 & cons(v11, v14) = v16 & app(v12, v16) = v10) | ( ~ (v12 = 0) & ssItem(v11) = v12))) &  ! [v10] :  ! [v11] : ( ~ (ssList(v10) = 0) |  ~ (cons(v11, v10) = v10) |  ? [v12] : ( ~ (v12 = 0) & ssItem(v11) = v12)) &  ! [v10] :  ! [v11] : ( ~ (ssList(v10) = 0) |  ~ (cons(v11, v10) = nil) |  ? [v12] : ( ~ (v12 = 0) & ssItem(v11) = v12)) &  ! [v10] :  ! [v11] : ( ~ (cons(v10, nil) = v11) |  ? [v12] :  ? [v13] : (equalelemsP(v11) = v13 & ssItem(v10) = v12 & ( ~ (v12 = 0) | v13 = 0))) &  ! [v10] :  ! [v11] : ( ~ (cons(v10, nil) = v11) |  ? [v12] :  ? [v13] : (duplicatefreeP(v11) = v13 & ssItem(v10) = v12 & ( ~ (v12 = 0) | v13 = 0))) &  ! [v10] :  ! [v11] : ( ~ (cons(v10, nil) = v11) |  ? [v12] :  ? [v13] : (strictorderedP(v11) = v13 & ssItem(v10) = v12 & ( ~ (v12 = 0) | v13 = 0))) &  ! [v10] :  ! [v11] : ( ~ (cons(v10, nil) = v11) |  ? [v12] :  ? [v13] : (totalorderedP(v11) = v13 & ssItem(v10) = v12 & ( ~ (v12 = 0) | v13 = 0))) &  ! [v10] :  ! [v11] : ( ~ (cons(v10, nil) = v11) |  ? [v12] :  ? [v13] : (strictorderP(v11) = v13 & ssItem(v10) = v12 & ( ~ (v12 = 0) | v13 = 0))) &  ! [v10] :  ! [v11] : ( ~ (cons(v10, nil) = v11) |  ? [v12] :  ? [v13] : (totalorderP(v11) = v13 & ssItem(v10) = v12 & ( ~ (v12 = 0) | v13 = 0))) &  ! [v10] :  ! [v11] : ( ~ (cons(v10, nil) = v11) |  ? [v12] :  ? [v13] : (cyclefreeP(v11) = v13 & ssItem(v10) = v12 & ( ~ (v12 = 0) | v13 = 0))) &  ! [v10] : (v10 = nil |  ~ (segmentP(nil, v10) = 0) |  ? [v11] : ( ~ (v11 = 0) & ssList(v10) = v11)) &  ! [v10] : (v10 = nil |  ~ (rearsegP(nil, v10) = 0) |  ? [v11] : ( ~ (v11 = 0) & ssList(v10) = v11)) &  ! [v10] : (v10 = nil |  ~ (frontsegP(nil, v10) = 0) |  ? [v11] : ( ~ (v11 = 0) & ssList(v10) = v11)) &  ! [v10] : (v10 = nil |  ~ (ssList(v10) = 0) |  ? [v11] :  ? [v12] : (ssList(v11) = 0 & cons(v12, v11) = v10 & ssItem(v12) = 0)) &  ! [v10] : (v10 = nil |  ~ (app(nil, nil) = v10)) &  ! [v10] : (v10 = 0 |  ~ (segmentP(nil, nil) = v10)) &  ! [v10] : (v10 = 0 |  ~ (rearsegP(nil, nil) = v10)) &  ! [v10] : (v10 = 0 |  ~ (frontsegP(nil, nil) = v10)) &  ! [v10] : ( ~ (lt(v10, v10) = 0) |  ? [v11] : ( ~ (v11 = 0) & ssItem(v10) = v11)) &  ! [v10] : ( ~ (singletonP(v10) = 0) |  ? [v11] :  ? [v12] :  ? [v13] : ((v13 = v10 & v12 = 0 & cons(v11, nil) = v10 & ssItem(v11) = 0) | ( ~ (v11 = 0) & ssList(v10) = v11))) &  ! [v10] : ( ~ (memberP(nil, v10) = 0) |  ? [v11] : ( ~ (v11 = 0) & ssItem(v10) = v11)) &  ! [v10] : ( ~ (ssList(v10) = 0) |  ~ (neq(v10, v10) = 0)) &  ! [v10] : ( ~ (neq(v10, v10) = 0) |  ~ (ssItem(v10) = 0)) & ((v7 = 0 & v6 = v1 & v5 = 0 & memberP(v3, v4) = 0 & cons(v4, nil) = v1 & ssItem(v4) = 0 &  ! [v10] : (v10 = v4 |  ~ (memberP(v3, v10) = 0) |  ? [v11] :  ? [v12] : (leq(v4, v10) = v12 & ssItem(v10) = v11 & ( ~ (v12 = 0) |  ~ (v11 = 0))))) | (v3 = nil & v1 = nil)))
% 20.89/6.77  | Instantiating (0) with all_0_0_0, all_0_1_1, all_0_2_2, all_0_3_3, all_0_4_4, all_0_5_5, all_0_6_6, all_0_7_7, all_0_8_8, all_0_9_9 yields:
% 20.89/6.77  | (1)  ~ (all_0_0_0 = all_0_1_1) &  ~ (all_0_7_7 = 0) &  ~ (all_0_9_9 = 0) & equalelemsP(nil) = 0 & duplicatefreeP(nil) = 0 & strictorderedP(nil) = 0 & totalorderedP(nil) = 0 & strictorderP(nil) = 0 & totalorderP(nil) = 0 & cyclefreeP(nil) = 0 & singletonP(nil) = all_0_9_9 & ssList(all_0_6_6) = 0 & ssList(all_0_8_8) = 0 & ssList(nil) = 0 & neq(all_0_6_6, nil) = 0 & neq(all_0_8_8, nil) = all_0_7_7 & ssItem(all_0_0_0) = 0 & ssItem(all_0_1_1) = 0 &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] :  ! [v6] :  ! [v7] :  ! [v8] :  ! [v9] : (v3 = 0 |  ~ (strictorderedP(v0) = 0) |  ~ (lt(v1, v2) = v3) |  ~ (ssList(v4) = 0) |  ~ (cons(v2, v8) = v9) |  ~ (cons(v1, v5) = v6) |  ~ (app(v7, v9) = v0) |  ~ (app(v4, v6) = v7) |  ~ (ssItem(v1) = 0) |  ? [v10] : (( ~ (v10 = 0) & ssList(v8) = v10) | ( ~ (v10 = 0) & ssList(v5) = v10) | ( ~ (v10 = 0) & ssList(v0) = v10) | ( ~ (v10 = 0) & ssItem(v2) = v10))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] :  ! [v6] :  ! [v7] :  ! [v8] :  ! [v9] : (v3 = 0 |  ~ (totalorderedP(v0) = 0) |  ~ (leq(v1, v2) = v3) |  ~ (ssList(v4) = 0) |  ~ (cons(v2, v8) = v9) |  ~ (cons(v1, v5) = v6) |  ~ (app(v7, v9) = v0) |  ~ (app(v4, v6) = v7) |  ~ (ssItem(v1) = 0) |  ? [v10] : (( ~ (v10 = 0) & ssList(v8) = v10) | ( ~ (v10 = 0) & ssList(v5) = v10) | ( ~ (v10 = 0) & ssList(v0) = v10) | ( ~ (v10 = 0) & ssItem(v2) = v10))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] :  ! [v6] :  ! [v7] : ( ~ (duplicatefreeP(v0) = 0) |  ~ (ssList(v2) = 0) |  ~ (cons(v1, v6) = v7) |  ~ (cons(v1, v3) = v4) |  ~ (app(v5, v7) = v0) |  ~ (app(v2, v4) = v5) |  ~ (ssItem(v1) = 0) |  ? [v8] : (( ~ (v8 = 0) & ssList(v6) = v8) | ( ~ (v8 = 0) & ssList(v3) = v8) | ( ~ (v8 = 0) & ssList(v0) = v8))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] :  ! [v6] : (v6 = 0 |  ~ (segmentP(v5, v1) = v6) |  ~ (segmentP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ~ (app(v3, v4) = v5) |  ~ (app(v2, v0) = v3) |  ? [v7] : (( ~ (v7 = 0) & ssList(v4) = v7) | ( ~ (v7 = 0) & ssList(v2) = v7) | ( ~ (v7 = 0) & ssList(v1) = v7))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] :  ! [v6] : (v2 = v1 |  ~ (equalelemsP(v0) = 0) |  ~ (ssList(v3) = 0) |  ~ (cons(v2, v4) = v5) |  ~ (cons(v1, v5) = v6) |  ~ (app(v3, v6) = v0) |  ~ (ssItem(v2) = 0) |  ~ (ssItem(v1) = 0) |  ? [v7] : (( ~ (v7 = 0) & ssList(v4) = v7) | ( ~ (v7 = 0) & ssList(v0) = v7))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] :  ! [v6] : ( ~ (frontsegP(v3, v5) = v6) |  ~ (cons(v1, v4) = v5) |  ~ (cons(v0, v2) = v3) |  ~ (ssItem(v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v7] :  ? [v8] : (( ~ (v7 = 0) & ssList(v2) = v7) | (frontsegP(v2, v4) = v8 & ssList(v4) = v7 & ( ~ (v7 = 0) | (( ~ (v8 = 0) |  ~ (v1 = v0) | v6 = 0) & ( ~ (v6 = 0) | (v8 = 0 & v1 = v0))))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : (v2 = 0 |  ~ (segmentP(v0, v1) = v2) |  ~ (ssList(v0) = 0) |  ~ (app(v4, v5) = v0) |  ~ (app(v3, v1) = v4) |  ? [v6] : (( ~ (v6 = 0) & ssList(v5) = v6) | ( ~ (v6 = 0) & ssList(v3) = v6) | ( ~ (v6 = 0) & ssList(v1) = v6))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : (v2 = 0 |  ~ (memberP(v0, v1) = v2) |  ~ (ssList(v3) = 0) |  ~ (ssList(v0) = 0) |  ~ (cons(v1, v4) = v5) |  ~ (app(v3, v5) = v0) |  ? [v6] : (( ~ (v6 = 0) & ssList(v4) = v6) | ( ~ (v6 = 0) & ssItem(v1) = v6))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : ( ~ (memberP(v4, v0) = v5) |  ~ (memberP(v1, v0) = v2) |  ~ (app(v1, v3) = v4) |  ~ (ssItem(v0) = 0) |  ? [v6] :  ? [v7] : (( ~ (v6 = 0) & ssList(v1) = v6) | (memberP(v3, v0) = v7 & ssList(v3) = v6 & ( ~ (v6 = 0) | (( ~ (v5 = 0) | v7 = 0 | v2 = 0) & (v5 = 0 | ( ~ (v7 = 0) &  ~ (v2 = 0)))))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : ( ~ (ssList(v0) = 0) |  ~ (cons(v3, v1) = v4) |  ~ (app(v4, v0) = v5) |  ~ (app(v1, v0) = v2) |  ? [v6] :  ? [v7] : (( ~ (v6 = 0) & ssList(v1) = v6) | (cons(v3, v2) = v7 & ssItem(v3) = v6 & ( ~ (v6 = 0) | v7 = v5)))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v4 = v2 |  ~ (ssList(v1) = 0) |  ~ (ssList(v0) = 0) |  ~ (cons(v4, v1) = v3) |  ~ (cons(v2, v0) = v3) |  ? [v5] : (( ~ (v5 = 0) & ssItem(v4) = v5) | ( ~ (v5 = 0) & ssItem(v2) = v5))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v4 = 0 |  ~ (rearsegP(v3, v1) = v4) |  ~ (rearsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ~ (app(v2, v0) = v3) |  ? [v5] : (( ~ (v5 = 0) & ssList(v2) = v5) | ( ~ (v5 = 0) & ssList(v1) = v5))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v4 = 0 |  ~ (frontsegP(v3, v1) = v4) |  ~ (frontsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ~ (app(v0, v2) = v3) |  ? [v5] : (( ~ (v5 = 0) & ssList(v2) = v5) | ( ~ (v5 = 0) & ssList(v1) = v5))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v1 = v0 |  ~ (ssList(v1) = 0) |  ~ (ssList(v0) = 0) |  ~ (cons(v4, v1) = v3) |  ~ (cons(v2, v0) = v3) |  ? [v5] : (( ~ (v5 = 0) & ssItem(v4) = v5) | ( ~ (v5 = 0) & ssItem(v2) = v5))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (memberP(v3, v0) = v4) |  ~ (cons(v1, v2) = v3) |  ~ (ssItem(v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v5] :  ? [v6] : (memberP(v2, v0) = v6 & ssList(v2) = v5 & ( ~ (v5 = 0) | (( ~ (v4 = 0) | v6 = 0 | v1 = v0) & (v4 = 0 | ( ~ (v6 = 0) &  ~ (v1 = v0))))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (ssList(v0) = 0) |  ~ (app(v2, v3) = v4) |  ~ (app(v0, v1) = v2) |  ? [v5] :  ? [v6] :  ? [v7] : (( ~ (v5 = 0) & ssList(v1) = v5) | (ssList(v3) = v5 & app(v1, v3) = v6 & app(v0, v6) = v7 & ( ~ (v5 = 0) | v7 = v4)))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 | v0 = nil |  ~ (tl(v0) = v2) |  ~ (hd(v0) = v1) |  ~ (cons(v1, v2) = v3) |  ? [v4] : ( ~ (v4 = 0) & ssList(v0) = v4)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (ssList(v0) = 0) |  ~ (app(v3, v1) = v2) |  ~ (app(v0, v1) = v2) |  ? [v4] : (( ~ (v4 = 0) & ssList(v3) = v4) | ( ~ (v4 = 0) & ssList(v1) = v4))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (ssList(v0) = 0) |  ~ (app(v1, v3) = v2) |  ~ (app(v1, v0) = v2) |  ? [v4] : (( ~ (v4 = 0) & ssList(v3) = v4) | ( ~ (v4 = 0) & ssList(v1) = v4))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (gt(v0, v2) = v3) |  ~ (gt(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssItem(v1) = v4) | (gt(v1, v2) = v5 & ssItem(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (geq(v0, v2) = v3) |  ~ (geq(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssItem(v1) = v4) | (geq(v1, v2) = v5 & ssItem(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (lt(v0, v2) = v3) |  ~ (lt(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssItem(v1) = v4) | (lt(v1, v2) = v5 & ssItem(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (lt(v0, v2) = v3) |  ~ (leq(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssItem(v1) = v4) | (lt(v1, v2) = v5 & ssItem(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (leq(v0, v2) = v3) |  ~ (leq(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssItem(v1) = v4) | (leq(v1, v2) = v5 & ssItem(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (segmentP(v0, v2) = v3) |  ~ (segmentP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssList(v1) = v4) | (segmentP(v1, v2) = v5 & ssList(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (rearsegP(v0, v2) = v3) |  ~ (rearsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssList(v1) = v4) | (rearsegP(v1, v2) = v5 & ssList(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (frontsegP(v0, v2) = v3) |  ~ (frontsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssList(v1) = v4) | (frontsegP(v1, v2) = v5 & ssList(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v2 = 0 |  ~ (rearsegP(v0, v1) = v2) |  ~ (ssList(v0) = 0) |  ~ (app(v3, v1) = v0) |  ? [v4] : (( ~ (v4 = 0) & ssList(v3) = v4) | ( ~ (v4 = 0) & ssList(v1) = v4))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v2 = 0 |  ~ (frontsegP(v0, v1) = v2) |  ~ (ssList(v0) = 0) |  ~ (app(v1, v3) = v0) |  ? [v4] : (( ~ (v4 = 0) & ssList(v3) = v4) | ( ~ (v4 = 0) & ssList(v1) = v4))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (gt(v3, v2) = v1) |  ~ (gt(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (geq(v3, v2) = v1) |  ~ (geq(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (lt(v3, v2) = v1) |  ~ (lt(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (leq(v3, v2) = v1) |  ~ (leq(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (segmentP(v3, v2) = v1) |  ~ (segmentP(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (rearsegP(v3, v2) = v1) |  ~ (rearsegP(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (frontsegP(v3, v2) = v1) |  ~ (frontsegP(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (memberP(v3, v2) = v1) |  ~ (memberP(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (cons(v3, v2) = v1) |  ~ (cons(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (app(v3, v2) = v1) |  ~ (app(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (neq(v3, v2) = v1) |  ~ (neq(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v0 = nil |  ~ (tl(v0) = v1) |  ~ (app(v1, v2) = v3) |  ? [v4] :  ? [v5] :  ? [v6] : (( ~ (v4 = 0) & ssList(v0) = v4) | (tl(v5) = v6 & ssList(v2) = v4 & app(v0, v2) = v5 & ( ~ (v4 = 0) | v6 = v3)))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v0 = nil |  ~ (hd(v0) = v1) |  ~ (app(v0, v2) = v3) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssList(v0) = v4) | (hd(v3) = v5 & ssList(v2) = v4 & ( ~ (v4 = 0) | v5 = v1)))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (hd(v1) = v2) |  ~ (lt(v0, v2) = v3) |  ~ (ssItem(v0) = 0) |  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] : (strictorderedP(v5) = v6 & strictorderedP(v1) = v7 & ssList(v1) = v4 & cons(v0, v1) = v5 & ( ~ (v4 = 0) | (( ~ (v6 = 0) | v1 = nil | (v7 = 0 & v3 = 0)) & (v6 = 0 | ( ~ (v1 = nil) & ( ~ (v7 = 0) |  ~ (v3 = 0)))))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (hd(v1) = v2) |  ~ (leq(v0, v2) = v3) |  ~ (ssItem(v0) = 0) |  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] : (totalorderedP(v5) = v6 & totalorderedP(v1) = v7 & ssList(v1) = v4 & cons(v0, v1) = v5 & ( ~ (v4 = 0) | (( ~ (v6 = 0) | v1 = nil | (v7 = 0 & v3 = 0)) & (v6 = 0 | ( ~ (v1 = nil) & ( ~ (v7 = 0) |  ~ (v3 = 0)))))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (strictorderP(v0) = 0) |  ~ (lt(v1, v2) = v3) |  ~ (ssItem(v1) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssList(v0) = v4) | (lt(v2, v1) = v5 & ssItem(v2) = v4 & ( ~ (v4 = 0) |  ! [v6] :  ! [v7] :  ! [v8] :  ! [v9] :  ! [v10] :  ! [v11] : (v5 = 0 | v3 = 0 |  ~ (ssList(v6) = 0) |  ~ (cons(v2, v10) = v11) |  ~ (cons(v1, v7) = v8) |  ~ (app(v9, v11) = v0) |  ~ (app(v6, v8) = v9) |  ? [v12] : (( ~ (v12 = 0) & ssList(v10) = v12) | ( ~ (v12 = 0) & ssList(v7) = v12))))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (totalorderP(v0) = 0) |  ~ (leq(v1, v2) = v3) |  ~ (ssItem(v1) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssList(v0) = v4) | (leq(v2, v1) = v5 & ssItem(v2) = v4 & ( ~ (v4 = 0) |  ! [v6] :  ! [v7] :  ! [v8] :  ! [v9] :  ! [v10] :  ! [v11] : (v5 = 0 | v3 = 0 |  ~ (ssList(v6) = 0) |  ~ (cons(v2, v10) = v11) |  ~ (cons(v1, v7) = v8) |  ~ (app(v9, v11) = v0) |  ~ (app(v6, v8) = v9) |  ? [v12] : (( ~ (v12 = 0) & ssList(v10) = v12) | ( ~ (v12 = 0) & ssList(v7) = v12))))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (cyclefreeP(v0) = 0) |  ~ (leq(v1, v2) = v3) |  ~ (ssItem(v1) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssList(v0) = v4) | (leq(v2, v1) = v5 & ssItem(v2) = v4 & ( ~ (v4 = 0) |  ! [v6] :  ! [v7] :  ! [v8] :  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (v5 = 0) |  ~ (v3 = 0) |  ~ (ssList(v6) = 0) |  ~ (cons(v2, v10) = v11) |  ~ (cons(v1, v7) = v8) |  ~ (app(v9, v11) = v0) |  ~ (app(v6, v8) = v9) |  ? [v12] : (( ~ (v12 = 0) & ssList(v10) = v12) | ( ~ (v12 = 0) & ssList(v7) = v12))))))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (ssList(v0) = 0) |  ~ (cons(v1, nil) = v2) |  ~ (app(v2, v0) = v3) |  ? [v4] :  ? [v5] : (cons(v1, v0) = v5 & ssItem(v1) = v4 & ( ~ (v4 = 0) | v5 = v3))) &  ! [v0] :  ! [v1] :  ! [v2] : (v2 = 0 | v1 = v0 |  ~ (lt(v0, v1) = v2) |  ~ (ssItem(v0) = 0) |  ? [v3] :  ? [v4] : (leq(v0, v1) = v4 & ssItem(v1) = v3 & ( ~ (v4 = 0) |  ~ (v3 = 0)))) &  ! [v0] :  ! [v1] :  ! [v2] : (v2 = 0 | v1 = v0 |  ~ (ssList(v0) = 0) |  ~ (neq(v0, v1) = v2) |  ? [v3] : ( ~ (v3 = 0) & ssList(v1) = v3)) &  ! [v0] :  ! [v1] :  ! [v2] : (v2 = 0 | v1 = v0 |  ~ (neq(v0, v1) = v2) |  ~ (ssItem(v0) = 0) |  ? [v3] : ( ~ (v3 = 0) & ssItem(v1) = v3)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (tl(v2) = v1) |  ~ (tl(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (hd(v2) = v1) |  ~ (hd(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (equalelemsP(v2) = v1) |  ~ (equalelemsP(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (duplicatefreeP(v2) = v1) |  ~ (duplicatefreeP(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (strictorderedP(v2) = v1) |  ~ (strictorderedP(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (totalorderedP(v2) = v1) |  ~ (totalorderedP(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (strictorderP(v2) = v1) |  ~ (strictorderP(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (totalorderP(v2) = v1) |  ~ (totalorderP(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (cyclefreeP(v2) = v1) |  ~ (cyclefreeP(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (singletonP(v2) = v1) |  ~ (singletonP(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (ssList(v2) = v1) |  ~ (ssList(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (ssItem(v2) = v1) |  ~ (ssItem(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = 0 |  ~ (singletonP(v0) = v1) |  ~ (cons(v2, nil) = v0) |  ? [v3] : (( ~ (v3 = 0) & ssList(v0) = v3) | ( ~ (v3 = 0) & ssItem(v2) = v3))) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (gt(v0, v1) = v2) |  ~ (ssItem(v0) = 0) |  ? [v3] :  ? [v4] : (lt(v1, v0) = v4 & ssItem(v1) = v3 & ( ~ (v3 = 0) | (( ~ (v4 = 0) | v2 = 0) & ( ~ (v2 = 0) | v4 = 0))))) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (geq(v0, v1) = v2) |  ~ (ssItem(v0) = 0) |  ? [v3] :  ? [v4] : (leq(v1, v0) = v4 & ssItem(v1) = v3 & ( ~ (v3 = 0) | (( ~ (v4 = 0) | v2 = 0) & ( ~ (v2 = 0) | v4 = 0))))) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (lt(v0, v1) = v2) |  ~ (ssItem(v0) = 0) |  ? [v3] :  ? [v4] : (leq(v0, v1) = v4 & ssItem(v1) = v3 & ( ~ (v3 = 0) | (( ~ (v4 = 0) | v2 = 0 | v1 = v0) & ( ~ (v2 = 0) | (v4 = 0 &  ~ (v1 = v0))))))) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ssList(v0) = 0) |  ~ (cons(v1, v0) = v2) |  ? [v3] :  ? [v4] : (tl(v2) = v4 & ssItem(v1) = v3 & ( ~ (v3 = 0) | v4 = v0))) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ssList(v0) = 0) |  ~ (cons(v1, v0) = v2) |  ? [v3] :  ? [v4] : (hd(v2) = v4 & ssItem(v1) = v3 & ( ~ (v3 = 0) | v4 = v1))) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ssList(v0) = 0) |  ~ (cons(v1, v0) = v2) |  ? [v3] :  ? [v4] : (ssList(v2) = v4 & ssItem(v1) = v3 & ( ~ (v3 = 0) | v4 = 0))) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ssList(v0) = 0) |  ~ (app(v0, v1) = v2) |  ? [v3] :  ? [v4] : (ssList(v2) = v4 & ssList(v1) = v3 & ( ~ (v3 = 0) | v4 = 0))) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (geq(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v2] :  ? [v3] : (geq(v1, v0) = v3 & ssItem(v1) = v2 & ( ~ (v3 = 0) |  ~ (v2 = 0)))) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (leq(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v2] :  ? [v3] : (leq(v1, v0) = v3 & ssItem(v1) = v2 & ( ~ (v3 = 0) |  ~ (v2 = 0)))) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (segmentP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v2] :  ? [v3] : (segmentP(v1, v0) = v3 & ssList(v1) = v2 & ( ~ (v3 = 0) |  ~ (v2 = 0)))) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (rearsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v2] :  ? [v3] : (rearsegP(v1, v0) = v3 & ssList(v1) = v2 & ( ~ (v3 = 0) |  ~ (v2 = 0)))) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (frontsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v2] :  ? [v3] : (frontsegP(v1, v0) = v3 & ssList(v1) = v2 & ( ~ (v3 = 0) |  ~ (v2 = 0)))) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (app(v0, nil) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2)) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (app(nil, v0) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2)) &  ! [v0] :  ! [v1] : (v1 = nil |  ~ (ssList(v0) = 0) |  ~ (app(v0, v1) = nil) |  ? [v2] : ( ~ (v2 = 0) & ssList(v1) = v2)) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (geq(v0, v0) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssItem(v0) = v2)) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (equalelemsP(v0) = v1) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] :  ? [v10] :  ? [v11] :  ? [v12] : ((v12 = v0 & v9 = 0 & v7 = 0 & v5 = 0 & v3 = 0 &  ~ (v4 = v2) & ssList(v8) = 0 & ssList(v6) = 0 & cons(v4, v8) = v10 & cons(v2, v10) = v11 & app(v6, v11) = v0 & ssItem(v4) = 0 & ssItem(v2) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2))) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (duplicatefreeP(v0) = v1) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] :  ? [v10] :  ? [v11] :  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] : ((v15 = v0 & v13 = 0 & v9 = 0 & v7 = 0 & v5 = 0 & v4 = v2 & v3 = 0 & ssList(v12) = 0 & ssList(v8) = 0 & ssList(v6) = 0 & cons(v2, v12) = v14 & cons(v2, v8) = v10 & app(v11, v14) = v0 & app(v6, v10) = v11 & ssItem(v2) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2))) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (strictorderedP(v0) = v1) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] :  ? [v10] :  ? [v11] :  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] : ((v16 = v0 & v14 = 0 & v10 = 0 & v8 = 0 & v5 = 0 & v3 = 0 &  ~ (v6 = 0) & lt(v2, v4) = v6 & ssList(v13) = 0 & ssList(v9) = 0 & ssList(v7) = 0 & cons(v4, v13) = v15 & cons(v2, v9) = v11 & app(v12, v15) = v0 & app(v7, v11) = v12 & ssItem(v4) = 0 & ssItem(v2) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2))) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (totalorderedP(v0) = v1) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] :  ? [v10] :  ? [v11] :  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] : ((v16 = v0 & v14 = 0 & v10 = 0 & v8 = 0 & v5 = 0 & v3 = 0 &  ~ (v6 = 0) & leq(v2, v4) = v6 & ssList(v13) = 0 & ssList(v9) = 0 & ssList(v7) = 0 & cons(v4, v13) = v15 & cons(v2, v9) = v11 & app(v12, v15) = v0 & app(v7, v11) = v12 & ssItem(v4) = 0 & ssItem(v2) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2))) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (strictorderP(v0) = v1) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] :  ? [v10] :  ? [v11] :  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] : ((v17 = v0 & v15 = 0 & v11 = 0 & v9 = 0 & v5 = 0 & v3 = 0 &  ~ (v7 = 0) &  ~ (v6 = 0) & lt(v4, v2) = v7 & lt(v2, v4) = v6 & ssList(v14) = 0 & ssList(v10) = 0 & ssList(v8) = 0 & cons(v4, v14) = v16 & cons(v2, v10) = v12 & app(v13, v16) = v0 & app(v8, v12) = v13 & ssItem(v4) = 0 & ssItem(v2) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2))) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (totalorderP(v0) = v1) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] :  ? [v10] :  ? [v11] :  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] : ((v17 = v0 & v15 = 0 & v11 = 0 & v9 = 0 & v5 = 0 & v3 = 0 &  ~ (v7 = 0) &  ~ (v6 = 0) & leq(v4, v2) = v7 & leq(v2, v4) = v6 & ssList(v14) = 0 & ssList(v10) = 0 & ssList(v8) = 0 & cons(v4, v14) = v16 & cons(v2, v10) = v12 & app(v13, v16) = v0 & app(v8, v12) = v13 & ssItem(v4) = 0 & ssItem(v2) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2))) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (cyclefreeP(v0) = v1) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] :  ? [v10] :  ? [v11] :  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] : ((v17 = v0 & v15 = 0 & v11 = 0 & v9 = 0 & v7 = 0 & v6 = 0 & v5 = 0 & v3 = 0 & leq(v4, v2) = 0 & leq(v2, v4) = 0 & ssList(v14) = 0 & ssList(v10) = 0 & ssList(v8) = 0 & cons(v4, v14) = v16 & cons(v2, v10) = v12 & app(v13, v16) = v0 & app(v8, v12) = v13 & ssItem(v4) = 0 & ssItem(v2) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2))) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (leq(v0, v0) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssItem(v0) = v2)) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (segmentP(v0, v0) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2)) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (segmentP(v0, nil) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2)) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (rearsegP(v0, v0) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2)) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (rearsegP(v0, nil) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2)) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (frontsegP(v0, v0) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2)) &  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (frontsegP(v0, nil) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2)) &  ! [v0] :  ! [v1] : (v0 = nil |  ~ (tl(v0) = v1) |  ? [v2] :  ? [v3] : (ssList(v1) = v3 & ssList(v0) = v2 & ( ~ (v2 = 0) | v3 = 0))) &  ! [v0] :  ! [v1] : (v0 = nil |  ~ (tl(v0) = v1) |  ? [v2] :  ? [v3] : ((v3 = 0 & v2 = v1 & ssList(v1) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2))) &  ! [v0] :  ! [v1] : (v0 = nil |  ~ (hd(v0) = v1) |  ? [v2] :  ? [v3] : (ssList(v0) = v2 & ssItem(v1) = v3 & ( ~ (v2 = 0) | v3 = 0))) &  ! [v0] :  ! [v1] : (v0 = nil |  ~ (hd(v0) = v1) |  ? [v2] :  ? [v3] : ((v3 = 0 & v2 = v1 & ssItem(v1) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2))) &  ! [v0] :  ! [v1] : (v0 = nil |  ~ (ssList(v0) = 0) |  ~ (app(v0, v1) = nil) |  ? [v2] : ( ~ (v2 = 0) & ssList(v1) = v2)) &  ! [v0] :  ! [v1] : ( ~ (gt(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v2] :  ? [v3] : (gt(v1, v0) = v3 & ssItem(v1) = v2 & ( ~ (v3 = 0) |  ~ (v2 = 0)))) &  ! [v0] :  ! [v1] : ( ~ (tl(v0) = v1) |  ? [v2] :  ? [v3] : (hd(v0) = v3 & ssList(v0) = v2 & ( ~ (v2 = 0) |  ! [v4] : (v4 = v0 | v4 = nil | v0 = nil |  ~ (tl(v4) = v1) |  ? [v5] :  ? [v6] : (hd(v4) = v6 & ssList(v4) = v5 & ( ~ (v6 = v3) |  ~ (v5 = 0))))))) &  ! [v0] :  ! [v1] : ( ~ (lt(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v2] :  ? [v3] : (lt(v1, v0) = v3 & ssItem(v1) = v2 & ( ~ (v3 = 0) |  ~ (v2 = 0)))) &  ! [v0] :  ! [v1] : ( ~ (segmentP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] : ((v7 = v0 & v6 = 0 & v3 = 0 & ssList(v5) = 0 & ssList(v2) = 0 & app(v4, v5) = v0 & app(v2, v1) = v4) | ( ~ (v2 = 0) & ssList(v1) = v2))) &  ! [v0] :  ! [v1] : ( ~ (rearsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v2] :  ? [v3] :  ? [v4] : ((v4 = v0 & v3 = 0 & ssList(v2) = 0 & app(v2, v1) = v0) | ( ~ (v2 = 0) & ssList(v1) = v2))) &  ! [v0] :  ! [v1] : ( ~ (frontsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v2] :  ? [v3] :  ? [v4] : ((v4 = v0 & v3 = 0 & ssList(v2) = 0 & app(v1, v2) = v0) | ( ~ (v2 = 0) & ssList(v1) = v2))) &  ! [v0] :  ! [v1] : ( ~ (memberP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] : ((v7 = v0 & v5 = 0 & v3 = 0 & ssList(v4) = 0 & ssList(v2) = 0 & cons(v1, v4) = v6 & app(v2, v6) = v0) | ( ~ (v2 = 0) & ssItem(v1) = v2))) &  ! [v0] :  ! [v1] : ( ~ (ssList(v0) = 0) |  ~ (cons(v1, v0) = v0) |  ? [v2] : ( ~ (v2 = 0) & ssItem(v1) = v2)) &  ! [v0] :  ! [v1] : ( ~ (ssList(v0) = 0) |  ~ (cons(v1, v0) = nil) |  ? [v2] : ( ~ (v2 = 0) & ssItem(v1) = v2)) &  ! [v0] :  ! [v1] : ( ~ (cons(v0, nil) = v1) |  ? [v2] :  ? [v3] : (equalelemsP(v1) = v3 & ssItem(v0) = v2 & ( ~ (v2 = 0) | v3 = 0))) &  ! [v0] :  ! [v1] : ( ~ (cons(v0, nil) = v1) |  ? [v2] :  ? [v3] : (duplicatefreeP(v1) = v3 & ssItem(v0) = v2 & ( ~ (v2 = 0) | v3 = 0))) &  ! [v0] :  ! [v1] : ( ~ (cons(v0, nil) = v1) |  ? [v2] :  ? [v3] : (strictorderedP(v1) = v3 & ssItem(v0) = v2 & ( ~ (v2 = 0) | v3 = 0))) &  ! [v0] :  ! [v1] : ( ~ (cons(v0, nil) = v1) |  ? [v2] :  ? [v3] : (totalorderedP(v1) = v3 & ssItem(v0) = v2 & ( ~ (v2 = 0) | v3 = 0))) &  ! [v0] :  ! [v1] : ( ~ (cons(v0, nil) = v1) |  ? [v2] :  ? [v3] : (strictorderP(v1) = v3 & ssItem(v0) = v2 & ( ~ (v2 = 0) | v3 = 0))) &  ! [v0] :  ! [v1] : ( ~ (cons(v0, nil) = v1) |  ? [v2] :  ? [v3] : (totalorderP(v1) = v3 & ssItem(v0) = v2 & ( ~ (v2 = 0) | v3 = 0))) &  ! [v0] :  ! [v1] : ( ~ (cons(v0, nil) = v1) |  ? [v2] :  ? [v3] : (cyclefreeP(v1) = v3 & ssItem(v0) = v2 & ( ~ (v2 = 0) | v3 = 0))) &  ! [v0] : (v0 = nil |  ~ (segmentP(nil, v0) = 0) |  ? [v1] : ( ~ (v1 = 0) & ssList(v0) = v1)) &  ! [v0] : (v0 = nil |  ~ (rearsegP(nil, v0) = 0) |  ? [v1] : ( ~ (v1 = 0) & ssList(v0) = v1)) &  ! [v0] : (v0 = nil |  ~ (frontsegP(nil, v0) = 0) |  ? [v1] : ( ~ (v1 = 0) & ssList(v0) = v1)) &  ! [v0] : (v0 = nil |  ~ (ssList(v0) = 0) |  ? [v1] :  ? [v2] : (ssList(v1) = 0 & cons(v2, v1) = v0 & ssItem(v2) = 0)) &  ! [v0] : (v0 = nil |  ~ (app(nil, nil) = v0)) &  ! [v0] : (v0 = 0 |  ~ (segmentP(nil, nil) = v0)) &  ! [v0] : (v0 = 0 |  ~ (rearsegP(nil, nil) = v0)) &  ! [v0] : (v0 = 0 |  ~ (frontsegP(nil, nil) = v0)) &  ! [v0] : ( ~ (lt(v0, v0) = 0) |  ? [v1] : ( ~ (v1 = 0) & ssItem(v0) = v1)) &  ! [v0] : ( ~ (singletonP(v0) = 0) |  ? [v1] :  ? [v2] :  ? [v3] : ((v3 = v0 & v2 = 0 & cons(v1, nil) = v0 & ssItem(v1) = 0) | ( ~ (v1 = 0) & ssList(v0) = v1))) &  ! [v0] : ( ~ (memberP(nil, v0) = 0) |  ? [v1] : ( ~ (v1 = 0) & ssItem(v0) = v1)) &  ! [v0] : ( ~ (ssList(v0) = 0) |  ~ (neq(v0, v0) = 0)) &  ! [v0] : ( ~ (neq(v0, v0) = 0) |  ~ (ssItem(v0) = 0)) & ((all_0_2_2 = 0 & all_0_3_3 = all_0_8_8 & all_0_4_4 = 0 & memberP(all_0_6_6, all_0_5_5) = 0 & cons(all_0_5_5, nil) = all_0_8_8 & ssItem(all_0_5_5) = 0 &  ! [v0] : (v0 = all_0_5_5 |  ~ (memberP(all_0_6_6, v0) = 0) |  ? [v1] :  ? [v2] : (leq(all_0_5_5, v0) = v2 & ssItem(v0) = v1 & ( ~ (v2 = 0) |  ~ (v1 = 0))))) | (all_0_6_6 = nil & all_0_8_8 = nil))
% 20.89/6.80  |
% 20.89/6.80  | Applying alpha-rule on (1) yields:
% 20.89/6.80  | (2)  ! [v0] : (v0 = nil |  ~ (rearsegP(nil, v0) = 0) |  ? [v1] : ( ~ (v1 = 0) & ssList(v0) = v1))
% 20.89/6.80  | (3) ssList(all_0_8_8) = 0
% 20.89/6.80  | (4)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (ssItem(v2) = v1) |  ~ (ssItem(v2) = v0))
% 20.89/6.80  | (5)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (segmentP(v0, v0) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2))
% 20.89/6.80  | (6)  ! [v0] :  ! [v1] : (v0 = nil |  ~ (hd(v0) = v1) |  ? [v2] :  ? [v3] : (ssList(v0) = v2 & ssItem(v1) = v3 & ( ~ (v2 = 0) | v3 = 0)))
% 20.89/6.80  | (7)  ! [v0] :  ! [v1] : ( ~ (cons(v0, nil) = v1) |  ? [v2] :  ? [v3] : (totalorderP(v1) = v3 & ssItem(v0) = v2 & ( ~ (v2 = 0) | v3 = 0)))
% 20.89/6.80  | (8)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (ssList(v0) = 0) |  ~ (app(v2, v3) = v4) |  ~ (app(v0, v1) = v2) |  ? [v5] :  ? [v6] :  ? [v7] : (( ~ (v5 = 0) & ssList(v1) = v5) | (ssList(v3) = v5 & app(v1, v3) = v6 & app(v0, v6) = v7 & ( ~ (v5 = 0) | v7 = v4))))
% 20.89/6.80  | (9)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] :  ! [v6] : (v6 = 0 |  ~ (segmentP(v5, v1) = v6) |  ~ (segmentP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ~ (app(v3, v4) = v5) |  ~ (app(v2, v0) = v3) |  ? [v7] : (( ~ (v7 = 0) & ssList(v4) = v7) | ( ~ (v7 = 0) & ssList(v2) = v7) | ( ~ (v7 = 0) & ssList(v1) = v7)))
% 20.89/6.80  | (10)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (rearsegP(v0, v0) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2))
% 20.89/6.80  | (11)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v2 = 0 |  ~ (frontsegP(v0, v1) = v2) |  ~ (ssList(v0) = 0) |  ~ (app(v1, v3) = v0) |  ? [v4] : (( ~ (v4 = 0) & ssList(v3) = v4) | ( ~ (v4 = 0) & ssList(v1) = v4)))
% 20.89/6.80  | (12)  ! [v0] : (v0 = nil |  ~ (segmentP(nil, v0) = 0) |  ? [v1] : ( ~ (v1 = 0) & ssList(v0) = v1))
% 20.89/6.80  | (13)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (geq(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v2] :  ? [v3] : (geq(v1, v0) = v3 & ssItem(v1) = v2 & ( ~ (v3 = 0) |  ~ (v2 = 0))))
% 20.89/6.80  | (14)  ! [v0] : ( ~ (ssList(v0) = 0) |  ~ (neq(v0, v0) = 0))
% 20.89/6.80  | (15)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (rearsegP(v0, v2) = v3) |  ~ (rearsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssList(v1) = v4) | (rearsegP(v1, v2) = v5 & ssList(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0)))))
% 20.89/6.80  | (16)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (duplicatefreeP(v0) = v1) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] :  ? [v10] :  ? [v11] :  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] : ((v15 = v0 & v13 = 0 & v9 = 0 & v7 = 0 & v5 = 0 & v4 = v2 & v3 = 0 & ssList(v12) = 0 & ssList(v8) = 0 & ssList(v6) = 0 & cons(v2, v12) = v14 & cons(v2, v8) = v10 & app(v11, v14) = v0 & app(v6, v10) = v11 & ssItem(v2) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2)))
% 20.89/6.80  | (17)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (strictorderP(v0) = v1) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] :  ? [v10] :  ? [v11] :  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] : ((v17 = v0 & v15 = 0 & v11 = 0 & v9 = 0 & v5 = 0 & v3 = 0 &  ~ (v7 = 0) &  ~ (v6 = 0) & lt(v4, v2) = v7 & lt(v2, v4) = v6 & ssList(v14) = 0 & ssList(v10) = 0 & ssList(v8) = 0 & cons(v4, v14) = v16 & cons(v2, v10) = v12 & app(v13, v16) = v0 & app(v8, v12) = v13 & ssItem(v4) = 0 & ssItem(v2) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2)))
% 20.89/6.80  | (18)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (strictorderedP(v2) = v1) |  ~ (strictorderedP(v2) = v0))
% 20.89/6.80  | (19)  ! [v0] :  ! [v1] : ( ~ (cons(v0, nil) = v1) |  ? [v2] :  ? [v3] : (cyclefreeP(v1) = v3 & ssItem(v0) = v2 & ( ~ (v2 = 0) | v3 = 0)))
% 20.89/6.80  | (20)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (geq(v0, v1) = v2) |  ~ (ssItem(v0) = 0) |  ? [v3] :  ? [v4] : (leq(v1, v0) = v4 & ssItem(v1) = v3 & ( ~ (v3 = 0) | (( ~ (v4 = 0) | v2 = 0) & ( ~ (v2 = 0) | v4 = 0)))))
% 20.89/6.80  | (21)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ssList(v0) = 0) |  ~ (cons(v1, v0) = v2) |  ? [v3] :  ? [v4] : (tl(v2) = v4 & ssItem(v1) = v3 & ( ~ (v3 = 0) | v4 = v0)))
% 20.89/6.80  | (22)  ! [v0] :  ! [v1] : ( ~ (lt(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v2] :  ? [v3] : (lt(v1, v0) = v3 & ssItem(v1) = v2 & ( ~ (v3 = 0) |  ~ (v2 = 0))))
% 20.89/6.80  | (23)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v0 = nil |  ~ (hd(v0) = v1) |  ~ (app(v0, v2) = v3) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssList(v0) = v4) | (hd(v3) = v5 & ssList(v2) = v4 & ( ~ (v4 = 0) | v5 = v1))))
% 20.89/6.81  | (24)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (totalorderP(v0) = 0) |  ~ (leq(v1, v2) = v3) |  ~ (ssItem(v1) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssList(v0) = v4) | (leq(v2, v1) = v5 & ssItem(v2) = v4 & ( ~ (v4 = 0) |  ! [v6] :  ! [v7] :  ! [v8] :  ! [v9] :  ! [v10] :  ! [v11] : (v5 = 0 | v3 = 0 |  ~ (ssList(v6) = 0) |  ~ (cons(v2, v10) = v11) |  ~ (cons(v1, v7) = v8) |  ~ (app(v9, v11) = v0) |  ~ (app(v6, v8) = v9) |  ? [v12] : (( ~ (v12 = 0) & ssList(v10) = v12) | ( ~ (v12 = 0) & ssList(v7) = v12)))))))
% 20.89/6.81  | (25)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] :  ! [v6] : (v2 = v1 |  ~ (equalelemsP(v0) = 0) |  ~ (ssList(v3) = 0) |  ~ (cons(v2, v4) = v5) |  ~ (cons(v1, v5) = v6) |  ~ (app(v3, v6) = v0) |  ~ (ssItem(v2) = 0) |  ~ (ssItem(v1) = 0) |  ? [v7] : (( ~ (v7 = 0) & ssList(v4) = v7) | ( ~ (v7 = 0) & ssList(v0) = v7)))
% 20.89/6.81  | (26)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (cons(v3, v2) = v1) |  ~ (cons(v3, v2) = v0))
% 20.89/6.81  | (27)  ! [v0] :  ! [v1] : (v0 = nil |  ~ (ssList(v0) = 0) |  ~ (app(v0, v1) = nil) |  ? [v2] : ( ~ (v2 = 0) & ssList(v1) = v2))
% 20.89/6.81  | (28)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (rearsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v2] :  ? [v3] : (rearsegP(v1, v0) = v3 & ssList(v1) = v2 & ( ~ (v3 = 0) |  ~ (v2 = 0))))
% 20.89/6.81  | (29) cyclefreeP(nil) = 0
% 20.89/6.81  | (30)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (leq(v0, v0) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssItem(v0) = v2))
% 20.89/6.81  | (31)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = 0 |  ~ (singletonP(v0) = v1) |  ~ (cons(v2, nil) = v0) |  ? [v3] : (( ~ (v3 = 0) & ssList(v0) = v3) | ( ~ (v3 = 0) & ssItem(v2) = v3)))
% 20.89/6.81  | (32)  ! [v0] :  ! [v1] : (v0 = nil |  ~ (tl(v0) = v1) |  ? [v2] :  ? [v3] : ((v3 = 0 & v2 = v1 & ssList(v1) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2)))
% 20.89/6.81  | (33)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] :  ! [v6] : ( ~ (frontsegP(v3, v5) = v6) |  ~ (cons(v1, v4) = v5) |  ~ (cons(v0, v2) = v3) |  ~ (ssItem(v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v7] :  ? [v8] : (( ~ (v7 = 0) & ssList(v2) = v7) | (frontsegP(v2, v4) = v8 & ssList(v4) = v7 & ( ~ (v7 = 0) | (( ~ (v8 = 0) |  ~ (v1 = v0) | v6 = 0) & ( ~ (v6 = 0) | (v8 = 0 & v1 = v0)))))))
% 20.89/6.81  | (34)  ! [v0] : ( ~ (lt(v0, v0) = 0) |  ? [v1] : ( ~ (v1 = 0) & ssItem(v0) = v1))
% 20.89/6.81  | (35) (all_0_2_2 = 0 & all_0_3_3 = all_0_8_8 & all_0_4_4 = 0 & memberP(all_0_6_6, all_0_5_5) = 0 & cons(all_0_5_5, nil) = all_0_8_8 & ssItem(all_0_5_5) = 0 &  ! [v0] : (v0 = all_0_5_5 |  ~ (memberP(all_0_6_6, v0) = 0) |  ? [v1] :  ? [v2] : (leq(all_0_5_5, v0) = v2 & ssItem(v0) = v1 & ( ~ (v2 = 0) |  ~ (v1 = 0))))) | (all_0_6_6 = nil & all_0_8_8 = nil)
% 20.89/6.81  | (36)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (leq(v3, v2) = v1) |  ~ (leq(v3, v2) = v0))
% 20.89/6.81  | (37)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (lt(v0, v2) = v3) |  ~ (lt(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssItem(v1) = v4) | (lt(v1, v2) = v5 & ssItem(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0)))))
% 20.89/6.81  | (38)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (frontsegP(v3, v2) = v1) |  ~ (frontsegP(v3, v2) = v0))
% 20.89/6.81  | (39)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (segmentP(v0, v2) = v3) |  ~ (segmentP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssList(v1) = v4) | (segmentP(v1, v2) = v5 & ssList(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0)))))
% 21.41/6.81  | (40)  ! [v0] : ( ~ (singletonP(v0) = 0) |  ? [v1] :  ? [v2] :  ? [v3] : ((v3 = v0 & v2 = 0 & cons(v1, nil) = v0 & ssItem(v1) = 0) | ( ~ (v1 = 0) & ssList(v0) = v1)))
% 21.41/6.81  | (41)  ! [v0] :  ! [v1] : ( ~ (cons(v0, nil) = v1) |  ? [v2] :  ? [v3] : (totalorderedP(v1) = v3 & ssItem(v0) = v2 & ( ~ (v2 = 0) | v3 = 0)))
% 21.41/6.81  | (42)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (totalorderedP(v0) = v1) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] :  ? [v10] :  ? [v11] :  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] : ((v16 = v0 & v14 = 0 & v10 = 0 & v8 = 0 & v5 = 0 & v3 = 0 &  ~ (v6 = 0) & leq(v2, v4) = v6 & ssList(v13) = 0 & ssList(v9) = 0 & ssList(v7) = 0 & cons(v4, v13) = v15 & cons(v2, v9) = v11 & app(v12, v15) = v0 & app(v7, v11) = v12 & ssItem(v4) = 0 & ssItem(v2) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2)))
% 21.41/6.81  | (43)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v2 = 0 |  ~ (rearsegP(v0, v1) = v2) |  ~ (ssList(v0) = 0) |  ~ (app(v3, v1) = v0) |  ? [v4] : (( ~ (v4 = 0) & ssList(v3) = v4) | ( ~ (v4 = 0) & ssList(v1) = v4)))
% 21.41/6.81  | (44)  ! [v0] : ( ~ (memberP(nil, v0) = 0) |  ? [v1] : ( ~ (v1 = 0) & ssItem(v0) = v1))
% 21.41/6.81  | (45)  ! [v0] :  ! [v1] : (v0 = nil |  ~ (tl(v0) = v1) |  ? [v2] :  ? [v3] : (ssList(v1) = v3 & ssList(v0) = v2 & ( ~ (v2 = 0) | v3 = 0)))
% 21.41/6.81  | (46)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (totalorderP(v0) = v1) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] :  ? [v10] :  ? [v11] :  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] : ((v17 = v0 & v15 = 0 & v11 = 0 & v9 = 0 & v5 = 0 & v3 = 0 &  ~ (v7 = 0) &  ~ (v6 = 0) & leq(v4, v2) = v7 & leq(v2, v4) = v6 & ssList(v14) = 0 & ssList(v10) = 0 & ssList(v8) = 0 & cons(v4, v14) = v16 & cons(v2, v10) = v12 & app(v13, v16) = v0 & app(v8, v12) = v13 & ssItem(v4) = 0 & ssItem(v2) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2)))
% 21.41/6.81  | (47)  ! [v0] :  ! [v1] : ( ~ (ssList(v0) = 0) |  ~ (cons(v1, v0) = v0) |  ? [v2] : ( ~ (v2 = 0) & ssItem(v1) = v2))
% 21.41/6.81  | (48)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : ( ~ (ssList(v0) = 0) |  ~ (cons(v3, v1) = v4) |  ~ (app(v4, v0) = v5) |  ~ (app(v1, v0) = v2) |  ? [v6] :  ? [v7] : (( ~ (v6 = 0) & ssList(v1) = v6) | (cons(v3, v2) = v7 & ssItem(v3) = v6 & ( ~ (v6 = 0) | v7 = v5))))
% 21.41/6.82  | (49) totalorderedP(nil) = 0
% 21.41/6.82  | (50)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (geq(v0, v0) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssItem(v0) = v2))
% 21.41/6.82  | (51)  ! [v0] : (v0 = nil |  ~ (ssList(v0) = 0) |  ? [v1] :  ? [v2] : (ssList(v1) = 0 & cons(v2, v1) = v0 & ssItem(v2) = 0))
% 21.41/6.82  | (52)  ! [v0] :  ! [v1] : ( ~ (rearsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v2] :  ? [v3] :  ? [v4] : ((v4 = v0 & v3 = 0 & ssList(v2) = 0 & app(v2, v1) = v0) | ( ~ (v2 = 0) & ssList(v1) = v2)))
% 21.41/6.82  | (53)  ~ (all_0_7_7 = 0)
% 21.41/6.82  | (54)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (geq(v3, v2) = v1) |  ~ (geq(v3, v2) = v0))
% 21.41/6.82  | (55)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (strictorderedP(v0) = v1) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] :  ? [v10] :  ? [v11] :  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] : ((v16 = v0 & v14 = 0 & v10 = 0 & v8 = 0 & v5 = 0 & v3 = 0 &  ~ (v6 = 0) & lt(v2, v4) = v6 & ssList(v13) = 0 & ssList(v9) = 0 & ssList(v7) = 0 & cons(v4, v13) = v15 & cons(v2, v9) = v11 & app(v12, v15) = v0 & app(v7, v11) = v12 & ssItem(v4) = 0 & ssItem(v2) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2)))
% 21.41/6.82  | (56)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (ssList(v0) = 0) |  ~ (app(v3, v1) = v2) |  ~ (app(v0, v1) = v2) |  ? [v4] : (( ~ (v4 = 0) & ssList(v3) = v4) | ( ~ (v4 = 0) & ssList(v1) = v4)))
% 21.41/6.82  | (57) ssList(all_0_6_6) = 0
% 21.41/6.82  | (58)  ~ (all_0_0_0 = all_0_1_1)
% 21.41/6.82  | (59)  ! [v0] :  ! [v1] : ( ~ (ssList(v0) = 0) |  ~ (cons(v1, v0) = nil) |  ? [v2] : ( ~ (v2 = 0) & ssItem(v1) = v2))
% 21.41/6.82  | (60) strictorderedP(nil) = 0
% 21.41/6.82  | (61)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (hd(v1) = v2) |  ~ (leq(v0, v2) = v3) |  ~ (ssItem(v0) = 0) |  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] : (totalorderedP(v5) = v6 & totalorderedP(v1) = v7 & ssList(v1) = v4 & cons(v0, v1) = v5 & ( ~ (v4 = 0) | (( ~ (v6 = 0) | v1 = nil | (v7 = 0 & v3 = 0)) & (v6 = 0 | ( ~ (v1 = nil) & ( ~ (v7 = 0) |  ~ (v3 = 0))))))))
% 21.41/6.82  | (62)  ! [v0] :  ! [v1] : ( ~ (memberP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] : ((v7 = v0 & v5 = 0 & v3 = 0 & ssList(v4) = 0 & ssList(v2) = 0 & cons(v1, v4) = v6 & app(v2, v6) = v0) | ( ~ (v2 = 0) & ssItem(v1) = v2)))
% 21.41/6.82  | (63) singletonP(nil) = all_0_9_9
% 21.41/6.82  | (64) ssItem(all_0_1_1) = 0
% 21.41/6.82  | (65)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : (v2 = 0 |  ~ (memberP(v0, v1) = v2) |  ~ (ssList(v3) = 0) |  ~ (ssList(v0) = 0) |  ~ (cons(v1, v4) = v5) |  ~ (app(v3, v5) = v0) |  ? [v6] : (( ~ (v6 = 0) & ssList(v4) = v6) | ( ~ (v6 = 0) & ssItem(v1) = v6)))
% 21.41/6.82  | (66)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (strictorderP(v0) = 0) |  ~ (lt(v1, v2) = v3) |  ~ (ssItem(v1) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssList(v0) = v4) | (lt(v2, v1) = v5 & ssItem(v2) = v4 & ( ~ (v4 = 0) |  ! [v6] :  ! [v7] :  ! [v8] :  ! [v9] :  ! [v10] :  ! [v11] : (v5 = 0 | v3 = 0 |  ~ (ssList(v6) = 0) |  ~ (cons(v2, v10) = v11) |  ~ (cons(v1, v7) = v8) |  ~ (app(v9, v11) = v0) |  ~ (app(v6, v8) = v9) |  ? [v12] : (( ~ (v12 = 0) & ssList(v10) = v12) | ( ~ (v12 = 0) & ssList(v7) = v12)))))))
% 21.41/6.82  | (67)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (equalelemsP(v2) = v1) |  ~ (equalelemsP(v2) = v0))
% 21.41/6.82  | (68)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] :  ! [v6] :  ! [v7] : ( ~ (duplicatefreeP(v0) = 0) |  ~ (ssList(v2) = 0) |  ~ (cons(v1, v6) = v7) |  ~ (cons(v1, v3) = v4) |  ~ (app(v5, v7) = v0) |  ~ (app(v2, v4) = v5) |  ~ (ssItem(v1) = 0) |  ? [v8] : (( ~ (v8 = 0) & ssList(v6) = v8) | ( ~ (v8 = 0) & ssList(v3) = v8) | ( ~ (v8 = 0) & ssList(v0) = v8)))
% 21.41/6.82  | (69)  ! [v0] :  ! [v1] : ( ~ (cons(v0, nil) = v1) |  ? [v2] :  ? [v3] : (strictorderP(v1) = v3 & ssItem(v0) = v2 & ( ~ (v2 = 0) | v3 = 0)))
% 21.41/6.82  | (70)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (frontsegP(v0, nil) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2))
% 21.41/6.82  | (71)  ! [v0] : (v0 = nil |  ~ (app(nil, nil) = v0))
% 21.41/6.82  | (72)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (gt(v0, v1) = v2) |  ~ (ssItem(v0) = 0) |  ? [v3] :  ? [v4] : (lt(v1, v0) = v4 & ssItem(v1) = v3 & ( ~ (v3 = 0) | (( ~ (v4 = 0) | v2 = 0) & ( ~ (v2 = 0) | v4 = 0)))))
% 21.41/6.82  | (73)  ! [v0] :  ! [v1] :  ! [v2] : (v2 = 0 | v1 = v0 |  ~ (neq(v0, v1) = v2) |  ~ (ssItem(v0) = 0) |  ? [v3] : ( ~ (v3 = 0) & ssItem(v1) = v3))
% 21.41/6.82  | (74)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (cyclefreeP(v0) = v1) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] :  ? [v10] :  ? [v11] :  ? [v12] :  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] :  ? [v17] : ((v17 = v0 & v15 = 0 & v11 = 0 & v9 = 0 & v7 = 0 & v6 = 0 & v5 = 0 & v3 = 0 & leq(v4, v2) = 0 & leq(v2, v4) = 0 & ssList(v14) = 0 & ssList(v10) = 0 & ssList(v8) = 0 & cons(v4, v14) = v16 & cons(v2, v10) = v12 & app(v13, v16) = v0 & app(v8, v12) = v13 & ssItem(v4) = 0 & ssItem(v2) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2)))
% 21.41/6.82  | (75)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] :  ! [v6] :  ! [v7] :  ! [v8] :  ! [v9] : (v3 = 0 |  ~ (strictorderedP(v0) = 0) |  ~ (lt(v1, v2) = v3) |  ~ (ssList(v4) = 0) |  ~ (cons(v2, v8) = v9) |  ~ (cons(v1, v5) = v6) |  ~ (app(v7, v9) = v0) |  ~ (app(v4, v6) = v7) |  ~ (ssItem(v1) = 0) |  ? [v10] : (( ~ (v10 = 0) & ssList(v8) = v10) | ( ~ (v10 = 0) & ssList(v5) = v10) | ( ~ (v10 = 0) & ssList(v0) = v10) | ( ~ (v10 = 0) & ssItem(v2) = v10)))
% 21.41/6.83  | (76)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (rearsegP(v3, v2) = v1) |  ~ (rearsegP(v3, v2) = v0))
% 21.41/6.83  | (77)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (ssList(v2) = v1) |  ~ (ssList(v2) = v0))
% 21.41/6.83  | (78)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : ( ~ (memberP(v4, v0) = v5) |  ~ (memberP(v1, v0) = v2) |  ~ (app(v1, v3) = v4) |  ~ (ssItem(v0) = 0) |  ? [v6] :  ? [v7] : (( ~ (v6 = 0) & ssList(v1) = v6) | (memberP(v3, v0) = v7 & ssList(v3) = v6 & ( ~ (v6 = 0) | (( ~ (v5 = 0) | v7 = 0 | v2 = 0) & (v5 = 0 | ( ~ (v7 = 0) &  ~ (v2 = 0))))))))
% 21.41/6.83  | (79) equalelemsP(nil) = 0
% 21.41/6.83  | (80)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v0 = nil |  ~ (tl(v0) = v1) |  ~ (app(v1, v2) = v3) |  ? [v4] :  ? [v5] :  ? [v6] : (( ~ (v4 = 0) & ssList(v0) = v4) | (tl(v5) = v6 & ssList(v2) = v4 & app(v0, v2) = v5 & ( ~ (v4 = 0) | v6 = v3))))
% 21.41/6.83  | (81)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : (v2 = 0 |  ~ (segmentP(v0, v1) = v2) |  ~ (ssList(v0) = 0) |  ~ (app(v4, v5) = v0) |  ~ (app(v3, v1) = v4) |  ? [v6] : (( ~ (v6 = 0) & ssList(v5) = v6) | ( ~ (v6 = 0) & ssList(v3) = v6) | ( ~ (v6 = 0) & ssList(v1) = v6)))
% 21.41/6.83  | (82)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (singletonP(v2) = v1) |  ~ (singletonP(v2) = v0))
% 21.41/6.83  | (83)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (totalorderedP(v2) = v1) |  ~ (totalorderedP(v2) = v0))
% 21.41/6.83  | (84)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ssList(v0) = 0) |  ~ (cons(v1, v0) = v2) |  ? [v3] :  ? [v4] : (hd(v2) = v4 & ssItem(v1) = v3 & ( ~ (v3 = 0) | v4 = v1)))
% 21.41/6.83  | (85)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (cyclefreeP(v0) = 0) |  ~ (leq(v1, v2) = v3) |  ~ (ssItem(v1) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssList(v0) = v4) | (leq(v2, v1) = v5 & ssItem(v2) = v4 & ( ~ (v4 = 0) |  ! [v6] :  ! [v7] :  ! [v8] :  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (v5 = 0) |  ~ (v3 = 0) |  ~ (ssList(v6) = 0) |  ~ (cons(v2, v10) = v11) |  ~ (cons(v1, v7) = v8) |  ~ (app(v9, v11) = v0) |  ~ (app(v6, v8) = v9) |  ? [v12] : (( ~ (v12 = 0) & ssList(v10) = v12) | ( ~ (v12 = 0) & ssList(v7) = v12)))))))
% 21.41/6.83  | (86)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (memberP(v3, v2) = v1) |  ~ (memberP(v3, v2) = v0))
% 21.41/6.83  | (87)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (ssList(v0) = 0) |  ~ (app(v1, v3) = v2) |  ~ (app(v1, v0) = v2) |  ? [v4] : (( ~ (v4 = 0) & ssList(v3) = v4) | ( ~ (v4 = 0) & ssList(v1) = v4)))
% 21.41/6.83  | (88)  ! [v0] : (v0 = 0 |  ~ (segmentP(nil, nil) = v0))
% 21.41/6.83  | (89)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v4 = 0 |  ~ (rearsegP(v3, v1) = v4) |  ~ (rearsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ~ (app(v2, v0) = v3) |  ? [v5] : (( ~ (v5 = 0) & ssList(v2) = v5) | ( ~ (v5 = 0) & ssList(v1) = v5)))
% 21.41/6.83  | (90)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 | v0 = nil |  ~ (tl(v0) = v2) |  ~ (hd(v0) = v1) |  ~ (cons(v1, v2) = v3) |  ? [v4] : ( ~ (v4 = 0) & ssList(v0) = v4))
% 21.41/6.83  | (91)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ssList(v0) = 0) |  ~ (app(v0, v1) = v2) |  ? [v3] :  ? [v4] : (ssList(v2) = v4 & ssList(v1) = v3 & ( ~ (v3 = 0) | v4 = 0)))
% 21.41/6.83  | (92)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (gt(v0, v2) = v3) |  ~ (gt(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssItem(v1) = v4) | (gt(v1, v2) = v5 & ssItem(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0)))))
% 21.41/6.83  | (93) totalorderP(nil) = 0
% 21.41/6.83  | (94) ssList(nil) = 0
% 21.41/6.83  | (95)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (geq(v0, v2) = v3) |  ~ (geq(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssItem(v1) = v4) | (geq(v1, v2) = v5 & ssItem(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0)))))
% 21.41/6.83  | (96)  ~ (all_0_9_9 = 0)
% 21.41/6.83  | (97)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (rearsegP(v0, nil) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2))
% 21.41/6.83  | (98)  ! [v0] : (v0 = nil |  ~ (frontsegP(nil, v0) = 0) |  ? [v1] : ( ~ (v1 = 0) & ssList(v0) = v1))
% 21.41/6.83  | (99)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (equalelemsP(v0) = v1) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] :  ? [v9] :  ? [v10] :  ? [v11] :  ? [v12] : ((v12 = v0 & v9 = 0 & v7 = 0 & v5 = 0 & v3 = 0 &  ~ (v4 = v2) & ssList(v8) = 0 & ssList(v6) = 0 & cons(v4, v8) = v10 & cons(v2, v10) = v11 & app(v6, v11) = v0 & ssItem(v4) = 0 & ssItem(v2) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2)))
% 21.41/6.83  | (100)  ! [v0] :  ! [v1] : ( ~ (cons(v0, nil) = v1) |  ? [v2] :  ? [v3] : (duplicatefreeP(v1) = v3 & ssItem(v0) = v2 & ( ~ (v2 = 0) | v3 = 0)))
% 21.41/6.83  | (101) strictorderP(nil) = 0
% 21.41/6.83  | (102)  ! [v0] :  ! [v1] : ( ~ (segmentP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] : ((v7 = v0 & v6 = 0 & v3 = 0 & ssList(v5) = 0 & ssList(v2) = 0 & app(v4, v5) = v0 & app(v2, v1) = v4) | ( ~ (v2 = 0) & ssList(v1) = v2)))
% 21.41/6.83  | (103)  ! [v0] :  ! [v1] : ( ~ (tl(v0) = v1) |  ? [v2] :  ? [v3] : (hd(v0) = v3 & ssList(v0) = v2 & ( ~ (v2 = 0) |  ! [v4] : (v4 = v0 | v4 = nil | v0 = nil |  ~ (tl(v4) = v1) |  ? [v5] :  ? [v6] : (hd(v4) = v6 & ssList(v4) = v5 & ( ~ (v6 = v3) |  ~ (v5 = 0)))))))
% 21.41/6.83  | (104)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (app(nil, v0) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2))
% 21.41/6.84  | (105)  ! [v0] :  ! [v1] : ( ~ (cons(v0, nil) = v1) |  ? [v2] :  ? [v3] : (equalelemsP(v1) = v3 & ssItem(v0) = v2 & ( ~ (v2 = 0) | v3 = 0)))
% 21.41/6.84  | (106)  ! [v0] : (v0 = 0 |  ~ (rearsegP(nil, nil) = v0))
% 21.41/6.84  | (107)  ! [v0] :  ! [v1] : ( ~ (cons(v0, nil) = v1) |  ? [v2] :  ? [v3] : (strictorderedP(v1) = v3 & ssItem(v0) = v2 & ( ~ (v2 = 0) | v3 = 0)))
% 21.41/6.84  | (108)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (cyclefreeP(v2) = v1) |  ~ (cyclefreeP(v2) = v0))
% 21.41/6.84  | (109)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (duplicatefreeP(v2) = v1) |  ~ (duplicatefreeP(v2) = v0))
% 21.41/6.84  | (110) neq(all_0_6_6, nil) = 0
% 21.41/6.84  | (111)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (neq(v3, v2) = v1) |  ~ (neq(v3, v2) = v0))
% 21.41/6.84  | (112)  ! [v0] :  ! [v1] : ( ~ (gt(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v2] :  ? [v3] : (gt(v1, v0) = v3 & ssItem(v1) = v2 & ( ~ (v3 = 0) |  ~ (v2 = 0))))
% 21.41/6.84  | (113)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (app(v3, v2) = v1) |  ~ (app(v3, v2) = v0))
% 21.41/6.84  | (114)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (lt(v3, v2) = v1) |  ~ (lt(v3, v2) = v0))
% 21.41/6.84  | (115)  ! [v0] :  ! [v1] :  ! [v2] : (v2 = 0 | v1 = v0 |  ~ (lt(v0, v1) = v2) |  ~ (ssItem(v0) = 0) |  ? [v3] :  ? [v4] : (leq(v0, v1) = v4 & ssItem(v1) = v3 & ( ~ (v4 = 0) |  ~ (v3 = 0))))
% 21.41/6.84  | (116)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (frontsegP(v0, v2) = v3) |  ~ (frontsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssList(v1) = v4) | (frontsegP(v1, v2) = v5 & ssList(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0)))))
% 21.41/6.84  | (117)  ! [v0] :  ! [v1] : (v0 = nil |  ~ (hd(v0) = v1) |  ? [v2] :  ? [v3] : ((v3 = 0 & v2 = v1 & ssItem(v1) = 0) | ( ~ (v2 = 0) & ssList(v0) = v2)))
% 21.41/6.84  | (118)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ssList(v0) = 0) |  ~ (cons(v1, v0) = v2) |  ? [v3] :  ? [v4] : (ssList(v2) = v4 & ssItem(v1) = v3 & ( ~ (v3 = 0) | v4 = 0)))
% 21.41/6.84  | (119)  ! [v0] : ( ~ (neq(v0, v0) = 0) |  ~ (ssItem(v0) = 0))
% 21.41/6.84  | (120)  ! [v0] :  ! [v1] : (v1 = nil |  ~ (ssList(v0) = 0) |  ~ (app(v0, v1) = nil) |  ? [v2] : ( ~ (v2 = 0) & ssList(v1) = v2))
% 21.41/6.84  | (121)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (hd(v2) = v1) |  ~ (hd(v2) = v0))
% 21.41/6.84  | (122)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (frontsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v2] :  ? [v3] : (frontsegP(v1, v0) = v3 & ssList(v1) = v2 & ( ~ (v3 = 0) |  ~ (v2 = 0))))
% 21.41/6.84  | (123)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (lt(v0, v1) = v2) |  ~ (ssItem(v0) = 0) |  ? [v3] :  ? [v4] : (leq(v0, v1) = v4 & ssItem(v1) = v3 & ( ~ (v3 = 0) | (( ~ (v4 = 0) | v2 = 0 | v1 = v0) & ( ~ (v2 = 0) | (v4 = 0 &  ~ (v1 = v0)))))))
% 21.41/6.84  | (124)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (hd(v1) = v2) |  ~ (lt(v0, v2) = v3) |  ~ (ssItem(v0) = 0) |  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] : (strictorderedP(v5) = v6 & strictorderedP(v1) = v7 & ssList(v1) = v4 & cons(v0, v1) = v5 & ( ~ (v4 = 0) | (( ~ (v6 = 0) | v1 = nil | (v7 = 0 & v3 = 0)) & (v6 = 0 | ( ~ (v1 = nil) & ( ~ (v7 = 0) |  ~ (v3 = 0))))))))
% 21.41/6.84  | (125)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v4 = 0 |  ~ (frontsegP(v3, v1) = v4) |  ~ (frontsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ~ (app(v0, v2) = v3) |  ? [v5] : (( ~ (v5 = 0) & ssList(v2) = v5) | ( ~ (v5 = 0) & ssList(v1) = v5)))
% 21.41/6.84  | (126) duplicatefreeP(nil) = 0
% 21.41/6.84  | (127)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v4 = v2 |  ~ (ssList(v1) = 0) |  ~ (ssList(v0) = 0) |  ~ (cons(v4, v1) = v3) |  ~ (cons(v2, v0) = v3) |  ? [v5] : (( ~ (v5 = 0) & ssItem(v4) = v5) | ( ~ (v5 = 0) & ssItem(v2) = v5)))
% 21.41/6.84  | (128)  ! [v0] : (v0 = 0 |  ~ (frontsegP(nil, nil) = v0))
% 21.41/6.84  | (129)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (totalorderP(v2) = v1) |  ~ (totalorderP(v2) = v0))
% 21.41/6.84  | (130)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (app(v0, nil) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2))
% 21.41/6.84  | (131) ssItem(all_0_0_0) = 0
% 21.41/6.84  | (132)  ! [v0] :  ! [v1] :  ! [v2] : (v2 = 0 | v1 = v0 |  ~ (ssList(v0) = 0) |  ~ (neq(v0, v1) = v2) |  ? [v3] : ( ~ (v3 = 0) & ssList(v1) = v3))
% 21.41/6.84  | (133)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (gt(v3, v2) = v1) |  ~ (gt(v3, v2) = v0))
% 21.41/6.84  | (134)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (leq(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v2] :  ? [v3] : (leq(v1, v0) = v3 & ssItem(v1) = v2 & ( ~ (v3 = 0) |  ~ (v2 = 0))))
% 21.41/6.84  | (135)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (segmentP(v3, v2) = v1) |  ~ (segmentP(v3, v2) = v0))
% 21.41/6.84  | (136)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (leq(v0, v2) = v3) |  ~ (leq(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssItem(v1) = v4) | (leq(v1, v2) = v5 & ssItem(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0)))))
% 21.41/6.85  | (137)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (memberP(v3, v0) = v4) |  ~ (cons(v1, v2) = v3) |  ~ (ssItem(v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v5] :  ? [v6] : (memberP(v2, v0) = v6 & ssList(v2) = v5 & ( ~ (v5 = 0) | (( ~ (v4 = 0) | v6 = 0 | v1 = v0) & (v4 = 0 | ( ~ (v6 = 0) &  ~ (v1 = v0)))))))
% 21.41/6.85  | (138)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (segmentP(v0, nil) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2))
% 21.41/6.85  | (139)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (ssList(v0) = 0) |  ~ (cons(v1, nil) = v2) |  ~ (app(v2, v0) = v3) |  ? [v4] :  ? [v5] : (cons(v1, v0) = v5 & ssItem(v1) = v4 & ( ~ (v4 = 0) | v5 = v3)))
% 21.41/6.85  | (140)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (strictorderP(v2) = v1) |  ~ (strictorderP(v2) = v0))
% 21.41/6.85  | (141)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = 0 |  ~ (lt(v0, v2) = v3) |  ~ (leq(v0, v1) = 0) |  ~ (ssItem(v0) = 0) |  ? [v4] :  ? [v5] : (( ~ (v4 = 0) & ssItem(v1) = v4) | (lt(v1, v2) = v5 & ssItem(v2) = v4 & ( ~ (v5 = 0) |  ~ (v4 = 0)))))
% 21.41/6.85  | (142)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (tl(v2) = v1) |  ~ (tl(v2) = v0))
% 21.41/6.85  | (143)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] :  ! [v6] :  ! [v7] :  ! [v8] :  ! [v9] : (v3 = 0 |  ~ (totalorderedP(v0) = 0) |  ~ (leq(v1, v2) = v3) |  ~ (ssList(v4) = 0) |  ~ (cons(v2, v8) = v9) |  ~ (cons(v1, v5) = v6) |  ~ (app(v7, v9) = v0) |  ~ (app(v4, v6) = v7) |  ~ (ssItem(v1) = 0) |  ? [v10] : (( ~ (v10 = 0) & ssList(v8) = v10) | ( ~ (v10 = 0) & ssList(v5) = v10) | ( ~ (v10 = 0) & ssList(v0) = v10) | ( ~ (v10 = 0) & ssItem(v2) = v10)))
% 21.41/6.85  | (144) neq(all_0_8_8, nil) = all_0_7_7
% 21.41/6.85  | (145)  ! [v0] :  ! [v1] : (v1 = 0 |  ~ (frontsegP(v0, v0) = v1) |  ? [v2] : ( ~ (v2 = 0) & ssList(v0) = v2))
% 21.41/6.85  | (146)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v1 = v0 |  ~ (ssList(v1) = 0) |  ~ (ssList(v0) = 0) |  ~ (cons(v4, v1) = v3) |  ~ (cons(v2, v0) = v3) |  ? [v5] : (( ~ (v5 = 0) & ssItem(v4) = v5) | ( ~ (v5 = 0) & ssItem(v2) = v5)))
% 21.41/6.85  | (147)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (segmentP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v2] :  ? [v3] : (segmentP(v1, v0) = v3 & ssList(v1) = v2 & ( ~ (v3 = 0) |  ~ (v2 = 0))))
% 21.41/6.85  | (148)  ! [v0] :  ! [v1] : ( ~ (frontsegP(v0, v1) = 0) |  ~ (ssList(v0) = 0) |  ? [v2] :  ? [v3] :  ? [v4] : ((v4 = v0 & v3 = 0 & ssList(v2) = 0 & app(v1, v2) = v0) | ( ~ (v2 = 0) & ssList(v1) = v2)))
% 21.41/6.85  |
% 21.41/6.85  | Instantiating formula (111) with all_0_8_8, nil, all_0_7_7, 0 and discharging atoms neq(all_0_8_8, nil) = all_0_7_7, yields:
% 21.41/6.85  | (149) all_0_7_7 = 0 |  ~ (neq(all_0_8_8, nil) = 0)
% 21.41/6.85  |
% 21.41/6.85  | Instantiating formula (132) with all_0_7_7, nil, all_0_8_8 and discharging atoms ssList(all_0_8_8) = 0, neq(all_0_8_8, nil) = all_0_7_7, yields:
% 21.41/6.85  | (150) all_0_7_7 = 0 | all_0_8_8 = nil |  ? [v0] : ( ~ (v0 = 0) & ssList(nil) = v0)
% 21.41/6.85  |
% 21.41/6.85  +-Applying beta-rule and splitting (35), into two cases.
% 21.41/6.85  |-Branch one:
% 21.41/6.85  | (151) all_0_2_2 = 0 & all_0_3_3 = all_0_8_8 & all_0_4_4 = 0 & memberP(all_0_6_6, all_0_5_5) = 0 & cons(all_0_5_5, nil) = all_0_8_8 & ssItem(all_0_5_5) = 0 &  ! [v0] : (v0 = all_0_5_5 |  ~ (memberP(all_0_6_6, v0) = 0) |  ? [v1] :  ? [v2] : (leq(all_0_5_5, v0) = v2 & ssItem(v0) = v1 & ( ~ (v2 = 0) |  ~ (v1 = 0))))
% 21.41/6.85  |
% 21.41/6.85  	| Applying alpha-rule on (151) yields:
% 21.41/6.85  	| (152) cons(all_0_5_5, nil) = all_0_8_8
% 21.41/6.85  	| (153) all_0_4_4 = 0
% 21.41/6.85  	| (154) ssItem(all_0_5_5) = 0
% 21.41/6.85  	| (155)  ! [v0] : (v0 = all_0_5_5 |  ~ (memberP(all_0_6_6, v0) = 0) |  ? [v1] :  ? [v2] : (leq(all_0_5_5, v0) = v2 & ssItem(v0) = v1 & ( ~ (v2 = 0) |  ~ (v1 = 0))))
% 21.41/6.85  	| (156) all_0_3_3 = all_0_8_8
% 21.41/6.85  	| (157) all_0_2_2 = 0
% 21.41/6.85  	| (158) memberP(all_0_6_6, all_0_5_5) = 0
% 21.41/6.85  	|
% 21.41/6.85  	+-Applying beta-rule and splitting (150), into two cases.
% 21.41/6.85  	|-Branch one:
% 21.41/6.85  	| (159) all_0_8_8 = nil
% 21.41/6.85  	|
% 21.41/6.85  		| From (159) and (3) follows:
% 21.41/6.86  		| (94) ssList(nil) = 0
% 21.41/6.86  		|
% 21.41/6.86  		| From (159) and (152) follows:
% 21.41/6.86  		| (161) cons(all_0_5_5, nil) = nil
% 21.41/6.86  		|
% 21.41/6.86  		| Instantiating formula (21) with nil, all_0_5_5, nil and discharging atoms ssList(nil) = 0, cons(all_0_5_5, nil) = nil, yields:
% 21.41/6.86  		| (162)  ? [v0] :  ? [v1] : (tl(nil) = v1 & ssItem(all_0_5_5) = v0 & ( ~ (v0 = 0) | v1 = nil))
% 21.41/6.86  		|
% 21.41/6.86  		| Instantiating formula (84) with nil, all_0_5_5, nil and discharging atoms ssList(nil) = 0, cons(all_0_5_5, nil) = nil, yields:
% 21.41/6.86  		| (163)  ? [v0] :  ? [v1] : (hd(nil) = v1 & ssItem(all_0_5_5) = v0 & ( ~ (v0 = 0) | v1 = all_0_5_5))
% 21.41/6.86  		|
% 21.41/6.86  		| Instantiating formula (47) with all_0_5_5, nil and discharging atoms ssList(nil) = 0, cons(all_0_5_5, nil) = nil, yields:
% 21.41/6.86  		| (164)  ? [v0] : ( ~ (v0 = 0) & ssItem(all_0_5_5) = v0)
% 21.41/6.86  		|
% 21.41/6.86  		| Instantiating (164) with all_20_0_10 yields:
% 21.41/6.86  		| (165)  ~ (all_20_0_10 = 0) & ssItem(all_0_5_5) = all_20_0_10
% 21.41/6.86  		|
% 21.41/6.86  		| Applying alpha-rule on (165) yields:
% 21.41/6.86  		| (166)  ~ (all_20_0_10 = 0)
% 21.41/6.86  		| (167) ssItem(all_0_5_5) = all_20_0_10
% 21.41/6.86  		|
% 21.41/6.86  		| Instantiating (163) with all_22_0_11, all_22_1_12 yields:
% 21.41/6.86  		| (168) hd(nil) = all_22_0_11 & ssItem(all_0_5_5) = all_22_1_12 & ( ~ (all_22_1_12 = 0) | all_22_0_11 = all_0_5_5)
% 21.41/6.86  		|
% 21.41/6.86  		| Applying alpha-rule on (168) yields:
% 21.41/6.86  		| (169) hd(nil) = all_22_0_11
% 21.41/6.86  		| (170) ssItem(all_0_5_5) = all_22_1_12
% 21.41/6.86  		| (171)  ~ (all_22_1_12 = 0) | all_22_0_11 = all_0_5_5
% 21.41/6.86  		|
% 21.41/6.86  		| Instantiating (162) with all_25_0_19, all_25_1_20 yields:
% 21.41/6.86  		| (172) tl(nil) = all_25_0_19 & ssItem(all_0_5_5) = all_25_1_20 & ( ~ (all_25_1_20 = 0) | all_25_0_19 = nil)
% 21.41/6.86  		|
% 21.41/6.86  		| Applying alpha-rule on (172) yields:
% 21.41/6.86  		| (173) tl(nil) = all_25_0_19
% 21.41/6.86  		| (174) ssItem(all_0_5_5) = all_25_1_20
% 21.41/6.86  		| (175)  ~ (all_25_1_20 = 0) | all_25_0_19 = nil
% 21.41/6.86  		|
% 21.41/6.86  		| Instantiating formula (4) with all_0_5_5, all_22_1_12, 0 and discharging atoms ssItem(all_0_5_5) = all_22_1_12, ssItem(all_0_5_5) = 0, yields:
% 21.41/6.86  		| (176) all_22_1_12 = 0
% 21.41/6.86  		|
% 21.41/6.86  		| Instantiating formula (4) with all_0_5_5, all_22_1_12, all_25_1_20 and discharging atoms ssItem(all_0_5_5) = all_25_1_20, ssItem(all_0_5_5) = all_22_1_12, yields:
% 21.41/6.86  		| (177) all_25_1_20 = all_22_1_12
% 21.41/6.86  		|
% 21.41/6.86  		| Instantiating formula (4) with all_0_5_5, all_20_0_10, all_25_1_20 and discharging atoms ssItem(all_0_5_5) = all_25_1_20, ssItem(all_0_5_5) = all_20_0_10, yields:
% 21.41/6.86  		| (178) all_25_1_20 = all_20_0_10
% 21.41/6.86  		|
% 21.41/6.86  		| Combining equations (177,178) yields a new equation:
% 21.41/6.86  		| (179) all_22_1_12 = all_20_0_10
% 21.41/6.86  		|
% 21.41/6.86  		| Simplifying 179 yields:
% 21.41/6.86  		| (180) all_22_1_12 = all_20_0_10
% 21.41/6.86  		|
% 21.41/6.86  		| Combining equations (176,180) yields a new equation:
% 21.41/6.86  		| (181) all_20_0_10 = 0
% 21.41/6.86  		|
% 21.41/6.86  		| Equations (181) can reduce 166 to:
% 21.41/6.86  		| (182) $false
% 21.41/6.86  		|
% 21.41/6.86  		|-The branch is then unsatisfiable
% 21.41/6.86  	|-Branch two:
% 21.41/6.86  	| (183)  ~ (all_0_8_8 = nil)
% 21.41/6.86  	| (184) all_0_7_7 = 0 |  ? [v0] : ( ~ (v0 = 0) & ssList(nil) = v0)
% 21.41/6.86  	|
% 21.41/6.86  		+-Applying beta-rule and splitting (184), into two cases.
% 21.41/6.86  		|-Branch one:
% 21.41/6.86  		| (185) all_0_7_7 = 0
% 21.41/6.86  		|
% 21.41/6.86  			| Equations (185) can reduce 53 to:
% 21.41/6.86  			| (182) $false
% 21.41/6.86  			|
% 21.41/6.86  			|-The branch is then unsatisfiable
% 21.41/6.86  		|-Branch two:
% 21.41/6.86  		| (53)  ~ (all_0_7_7 = 0)
% 21.41/6.86  		| (188)  ? [v0] : ( ~ (v0 = 0) & ssList(nil) = v0)
% 21.41/6.86  		|
% 21.41/6.86  			| Instantiating (188) with all_19_0_22 yields:
% 21.41/6.86  			| (189)  ~ (all_19_0_22 = 0) & ssList(nil) = all_19_0_22
% 21.41/6.86  			|
% 21.41/6.86  			| Applying alpha-rule on (189) yields:
% 21.41/6.86  			| (190)  ~ (all_19_0_22 = 0)
% 21.41/6.86  			| (191) ssList(nil) = all_19_0_22
% 21.41/6.86  			|
% 21.41/6.86  			| Instantiating formula (77) with nil, all_19_0_22, 0 and discharging atoms ssList(nil) = all_19_0_22, ssList(nil) = 0, yields:
% 21.41/6.86  			| (192) all_19_0_22 = 0
% 21.41/6.86  			|
% 21.41/6.86  			| Equations (192) can reduce 190 to:
% 21.41/6.86  			| (182) $false
% 21.41/6.86  			|
% 21.41/6.86  			|-The branch is then unsatisfiable
% 21.41/6.86  |-Branch two:
% 21.41/6.86  | (194) all_0_6_6 = nil & all_0_8_8 = nil
% 21.41/6.86  |
% 21.41/6.86  	| Applying alpha-rule on (194) yields:
% 21.41/6.86  	| (195) all_0_6_6 = nil
% 21.41/6.86  	| (159) all_0_8_8 = nil
% 21.41/6.86  	|
% 21.41/6.86  	| From (195) and (110) follows:
% 21.41/6.86  	| (197) neq(nil, nil) = 0
% 21.41/6.86  	|
% 21.41/6.86  	+-Applying beta-rule and splitting (149), into two cases.
% 21.41/6.86  	|-Branch one:
% 21.41/6.86  	| (198)  ~ (neq(all_0_8_8, nil) = 0)
% 21.41/6.86  	|
% 21.41/6.86  		| From (159) and (198) follows:
% 21.41/6.86  		| (199)  ~ (neq(nil, nil) = 0)
% 21.41/6.86  		|
% 21.41/6.87  		| Using (197) and (199) yields:
% 21.41/6.87  		| (200) $false
% 21.41/6.87  		|
% 21.41/6.87  		|-The branch is then unsatisfiable
% 21.41/6.87  	|-Branch two:
% 21.41/6.87  	| (201) neq(all_0_8_8, nil) = 0
% 21.41/6.87  	| (185) all_0_7_7 = 0
% 21.41/6.87  	|
% 21.41/6.87  		| Equations (185) can reduce 53 to:
% 21.41/6.87  		| (182) $false
% 21.41/6.87  		|
% 21.41/6.87  		|-The branch is then unsatisfiable
% 21.41/6.87  % SZS output end Proof for theBenchmark
% 21.41/6.87  
% 21.41/6.87  6357ms
%------------------------------------------------------------------------------