TSTP Solution File: SEU157+2 by ePrincess---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ePrincess---1.0
% Problem  : SEU157+2 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : ePrincess-casc -timeout=%d %s

% Computer : n020.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 08:47:05 EDT 2022

% Result   : Theorem 4.91s 1.83s
% Output   : Proof 7.46s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem  : SEU157+2 : TPTP v8.1.0. Released v3.3.0.
% 0.12/0.13  % Command  : ePrincess-casc -timeout=%d %s
% 0.13/0.34  % Computer : n020.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Sun Jun 19 02:54:48 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.54/0.59          ____       _                          
% 0.54/0.59    ___  / __ \_____(_)___  ________  __________
% 0.54/0.59   / _ \/ /_/ / ___/ / __ \/ ___/ _ \/ ___/ ___/
% 0.54/0.59  /  __/ ____/ /  / / / / / /__/  __(__  |__  ) 
% 0.54/0.59  \___/_/   /_/  /_/_/ /_/\___/\___/____/____/  
% 0.54/0.59  
% 0.54/0.59  A Theorem Prover for First-Order Logic
% 0.61/0.59  (ePrincess v.1.0)
% 0.61/0.59  
% 0.61/0.59  (c) Philipp Rümmer, 2009-2015
% 0.61/0.59  (c) Peter Backeman, 2014-2015
% 0.61/0.59  (contributions by Angelo Brillout, Peter Baumgartner)
% 0.61/0.59  Free software under GNU Lesser General Public License (LGPL).
% 0.61/0.59  Bug reports to peter@backeman.se
% 0.61/0.59  
% 0.61/0.59  For more information, visit http://user.uu.se/~petba168/breu/
% 0.61/0.59  
% 0.61/0.59  Loading /export/starexec/sandbox2/benchmark/theBenchmark.p ...
% 0.76/0.64  Prover 0: Options:  -triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMaximal -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=all
% 1.85/1.02  Prover 0: Preprocessing ...
% 3.72/1.56  Prover 0: Warning: ignoring some quantifiers
% 3.72/1.59  Prover 0: Constructing countermodel ...
% 4.91/1.83  Prover 0: proved (1186ms)
% 4.91/1.83  
% 4.91/1.83  No countermodel exists, formula is valid
% 4.91/1.83  % SZS status Theorem for theBenchmark
% 4.91/1.83  
% 4.91/1.83  Generating proof ... Warning: ignoring some quantifiers
% 7.08/2.34  found it (size 19)
% 7.08/2.34  
% 7.08/2.34  % SZS output start Proof for theBenchmark
% 7.08/2.34  Assumed formulas after preprocessing and simplification: 
% 7.08/2.34  | (0)  ? [v0] :  ? [v1] :  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] : (cartesian_product2(v3, v4) = v6 & ordered_pair(v1, v2) = v5 & powerset(empty_set) = v0 & singleton(empty_set) = v0 & empty(v8) & empty(empty_set) &  ~ empty(v7) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] : ( ~ (cartesian_product2(v9, v10) = v11) |  ~ (ordered_pair(v13, v14) = v12) |  ~ in(v14, v10) |  ~ in(v13, v9) | in(v12, v11)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v12 = v10 |  ~ (ordered_pair(v11, v12) = v13) |  ~ (ordered_pair(v9, v10) = v13)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v12 = v9 | v11 = v9 |  ~ (unordered_pair(v11, v12) = v13) |  ~ (unordered_pair(v9, v10) = v13)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : (v11 = v9 |  ~ (ordered_pair(v11, v12) = v13) |  ~ (ordered_pair(v9, v10) = v13)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : ( ~ (set_difference(v10, v12) = v13) |  ~ (singleton(v11) = v12) |  ~ subset(v9, v10) | subset(v9, v13) | in(v11, v9)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : ( ~ (set_difference(v10, v11) = v13) |  ~ (set_difference(v9, v11) = v12) |  ~ subset(v9, v10) | subset(v12, v13)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : ( ~ (singleton(v9) = v12) |  ~ (unordered_pair(v11, v12) = v13) |  ~ (unordered_pair(v9, v10) = v11) | ordered_pair(v9, v10) = v13) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : ( ~ (set_intersection2(v10, v11) = v13) |  ~ (set_intersection2(v9, v11) = v12) |  ~ subset(v9, v10) | subset(v12, v13)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v12 = v10 | v12 = v9 |  ~ (unordered_pair(v9, v10) = v11) |  ~ in(v12, v11)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v12 = v10 |  ~ (set_difference(v10, v9) = v11) |  ~ (set_union2(v9, v11) = v12) |  ~ subset(v9, v10)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v12 = v10 |  ~ (singleton(v9) = v11) |  ~ (set_union2(v11, v10) = v12) |  ~ in(v9, v10)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v11 = v10 |  ~ (singleton(v9) = v12) |  ~ (unordered_pair(v10, v11) = v12)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v10 = v9 |  ~ (set_difference(v12, v11) = v10) |  ~ (set_difference(v12, v11) = v9)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v10 = v9 |  ~ (cartesian_product2(v12, v11) = v10) |  ~ (cartesian_product2(v12, v11) = v9)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v10 = v9 |  ~ (ordered_pair(v12, v11) = v10) |  ~ (ordered_pair(v12, v11) = v9)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v10 = v9 |  ~ (singleton(v10) = v12) |  ~ (singleton(v9) = v11) |  ~ subset(v11, v12)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v10 = v9 |  ~ (singleton(v9) = v12) |  ~ (unordered_pair(v10, v11) = v12)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v10 = v9 |  ~ (set_intersection2(v12, v11) = v10) |  ~ (set_intersection2(v12, v11) = v9)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v10 = v9 |  ~ (set_union2(v12, v11) = v10) |  ~ (set_union2(v12, v11) = v9)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v10 = v9 |  ~ (unordered_pair(v12, v11) = v10) |  ~ (unordered_pair(v12, v11) = v9)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_difference(v11, v10) = v12) |  ~ (set_union2(v9, v10) = v11) | set_difference(v9, v10) = v12) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_difference(v10, v9) = v11) |  ~ (set_union2(v9, v11) = v12) | set_union2(v9, v10) = v12) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_difference(v9, v11) = v12) |  ~ (set_difference(v9, v10) = v11) | set_intersection2(v9, v10) = v12) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_difference(v9, v10) = v11) |  ~ in(v12, v11) |  ~ in(v12, v10)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_difference(v9, v10) = v11) |  ~ in(v12, v11) | in(v12, v9)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_difference(v9, v10) = v11) |  ~ in(v12, v9) | in(v12, v11) | in(v12, v10)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (union(v9) = v10) |  ~ in(v12, v9) |  ~ in(v11, v12) | in(v11, v10)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (cartesian_product2(v9, v10) = v11) |  ~ in(v12, v11) |  ? [v13] :  ? [v14] : (ordered_pair(v13, v14) = v12 & in(v14, v10) & in(v13, v9))) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_intersection2(v10, v11) = v12) |  ~ subset(v9, v11) |  ~ subset(v9, v10) | subset(v9, v12)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_intersection2(v9, v10) = v11) |  ~ disjoint(v9, v10) |  ~ in(v12, v11)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_intersection2(v9, v10) = v11) |  ~ in(v12, v11) | in(v12, v10)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_intersection2(v9, v10) = v11) |  ~ in(v12, v11) | in(v12, v9)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_intersection2(v9, v10) = v11) |  ~ in(v12, v10) |  ~ in(v12, v9) | in(v12, v11)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_union2(v9, v11) = v12) |  ~ subset(v11, v10) |  ~ subset(v9, v10) | subset(v12, v10)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_union2(v9, v10) = v11) |  ~ in(v12, v11) | in(v12, v10) | in(v12, v9)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_union2(v9, v10) = v11) |  ~ in(v12, v10) | in(v12, v11)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : ( ~ (set_union2(v9, v10) = v11) |  ~ in(v12, v9) | in(v12, v11)) &  ? [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v12 = v9 |  ~ (set_difference(v10, v11) = v12) |  ? [v13] : (( ~ in(v13, v10) |  ~ in(v13, v9) | in(v13, v11)) & (in(v13, v9) | (in(v13, v10) &  ~ in(v13, v11))))) &  ? [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v12 = v9 |  ~ (cartesian_product2(v10, v11) = v12) |  ? [v13] :  ? [v14] :  ? [v15] :  ? [v16] : (( ~ in(v13, v9) |  ! [v17] :  ! [v18] : ( ~ (ordered_pair(v17, v18) = v13) |  ~ in(v18, v11) |  ~ in(v17, v10))) & (in(v13, v9) | (v16 = v13 & ordered_pair(v14, v15) = v13 & in(v15, v11) & in(v14, v10))))) &  ? [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v12 = v9 |  ~ (set_intersection2(v10, v11) = v12) |  ? [v13] : (( ~ in(v13, v11) |  ~ in(v13, v10) |  ~ in(v13, v9)) & (in(v13, v9) | (in(v13, v11) & in(v13, v10))))) &  ? [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v12 = v9 |  ~ (set_union2(v10, v11) = v12) |  ? [v13] : (( ~ in(v13, v9) | ( ~ in(v13, v11) &  ~ in(v13, v10))) & (in(v13, v11) | in(v13, v10) | in(v13, v9)))) &  ? [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v12 = v9 |  ~ (unordered_pair(v10, v11) = v12) |  ? [v13] : ((v13 = v11 | v13 = v10 | in(v13, v9)) & ( ~ in(v13, v9) | ( ~ (v13 = v11) &  ~ (v13 = v10))))) &  ! [v9] :  ! [v10] :  ! [v11] : (v11 = v10 |  ~ (set_union2(v9, v10) = v11) |  ~ subset(v9, v10)) &  ! [v9] :  ! [v10] :  ! [v11] : (v11 = v9 | v9 = empty_set |  ~ (singleton(v10) = v11) |  ~ subset(v9, v11)) &  ! [v9] :  ! [v10] :  ! [v11] : (v11 = v9 |  ~ (set_difference(v9, v10) = v11) |  ~ disjoint(v9, v10)) &  ! [v9] :  ! [v10] :  ! [v11] : (v11 = v9 |  ~ (singleton(v9) = v10) |  ~ in(v11, v10)) &  ! [v9] :  ! [v10] :  ! [v11] : (v11 = v9 |  ~ (set_intersection2(v9, v10) = v11) |  ~ subset(v9, v10)) &  ! [v9] :  ! [v10] :  ! [v11] : (v11 = empty_set |  ~ (set_difference(v9, v10) = v11) |  ~ subset(v9, v10)) &  ! [v9] :  ! [v10] :  ! [v11] : (v11 = empty_set |  ~ (set_intersection2(v9, v10) = v11) |  ~ disjoint(v9, v10)) &  ! [v9] :  ! [v10] :  ! [v11] : (v10 = v9 |  ~ (union(v11) = v10) |  ~ (union(v11) = v9)) &  ! [v9] :  ! [v10] :  ! [v11] : (v10 = v9 |  ~ (powerset(v11) = v10) |  ~ (powerset(v11) = v9)) &  ! [v9] :  ! [v10] :  ! [v11] : (v10 = v9 |  ~ (singleton(v11) = v10) |  ~ (singleton(v11) = v9)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (set_difference(v9, v10) = v11) | subset(v11, v9)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (set_difference(v9, v10) = v11) |  ? [v12] : (set_difference(v12, v10) = v11 & set_union2(v9, v10) = v12)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (union(v10) = v11) |  ~ in(v9, v10) | subset(v9, v11)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (union(v9) = v10) |  ~ in(v11, v10) |  ? [v12] : (in(v12, v9) & in(v11, v12))) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (ordered_pair(v9, v10) = v11) |  ~ empty(v11)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (ordered_pair(v9, v10) = v11) |  ? [v12] :  ? [v13] : (singleton(v9) = v13 & unordered_pair(v12, v13) = v11 & unordered_pair(v9, v10) = v12)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (powerset(v9) = v10) |  ~ subset(v11, v9) | in(v11, v10)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (powerset(v9) = v10) |  ~ in(v11, v10) | subset(v11, v9)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (singleton(v9) = v11) |  ~ disjoint(v11, v10) |  ~ in(v9, v10)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (singleton(v9) = v11) |  ~ subset(v11, v10) | in(v9, v10)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (singleton(v9) = v11) |  ~ in(v9, v10) | subset(v11, v10)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (set_intersection2(v10, v9) = v11) | set_intersection2(v9, v10) = v11) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (set_intersection2(v9, v10) = v11) | set_intersection2(v10, v9) = v11) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (set_intersection2(v9, v10) = v11) | disjoint(v9, v10) |  ? [v12] : in(v12, v11)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (set_intersection2(v9, v10) = v11) | subset(v11, v9)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (set_intersection2(v9, v10) = v11) |  ? [v12] : (set_difference(v9, v12) = v11 & set_difference(v9, v10) = v12)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (set_union2(v10, v9) = v11) |  ~ empty(v11) | empty(v9)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (set_union2(v10, v9) = v11) | set_union2(v9, v10) = v11) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (set_union2(v9, v10) = v11) |  ~ empty(v11) | empty(v9)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (set_union2(v9, v10) = v11) | set_union2(v10, v9) = v11) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (set_union2(v9, v10) = v11) | subset(v9, v11)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (set_union2(v9, v10) = v11) |  ? [v12] : (set_difference(v10, v9) = v12 & set_union2(v9, v12) = v11)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (unordered_pair(v10, v9) = v11) | unordered_pair(v9, v10) = v11) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (unordered_pair(v9, v10) = v11) | unordered_pair(v10, v9) = v11) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (unordered_pair(v9, v10) = v11) | in(v10, v11)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (unordered_pair(v9, v10) = v11) | in(v9, v11)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ disjoint(v10, v11) |  ~ subset(v9, v10) | disjoint(v9, v11)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ disjoint(v9, v10) |  ~ in(v11, v10) |  ~ in(v11, v9)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ subset(v10, v11) |  ~ subset(v9, v10) | subset(v9, v11)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ subset(v9, v10) |  ~ in(v11, v9) | in(v11, v10)) &  ? [v9] :  ! [v10] :  ! [v11] : (v11 = v9 |  ~ (union(v10) = v11) |  ? [v12] :  ? [v13] : (( ~ in(v12, v9) |  ! [v14] : ( ~ in(v14, v10) |  ~ in(v12, v14))) & (in(v12, v9) | (in(v13, v10) & in(v12, v13))))) &  ? [v9] :  ! [v10] :  ! [v11] : (v11 = v9 |  ~ (powerset(v10) = v11) |  ? [v12] : (( ~ subset(v12, v10) |  ~ in(v12, v9)) & (subset(v12, v10) | in(v12, v9)))) &  ? [v9] :  ! [v10] :  ! [v11] : (v11 = v9 |  ~ (singleton(v10) = v11) |  ? [v12] : (( ~ (v12 = v10) |  ~ in(v10, v9)) & (v12 = v10 | in(v12, v9)))) &  ? [v9] :  ! [v10] :  ! [v11] : ( ~ (singleton(v10) = v11) | disjoint(v11, v9) | in(v10, v9)) &  ! [v9] :  ! [v10] : (v10 = v9 |  ~ (set_difference(v9, empty_set) = v10)) &  ! [v9] :  ! [v10] : (v10 = v9 |  ~ (set_intersection2(v9, v9) = v10)) &  ! [v9] :  ! [v10] : (v10 = v9 |  ~ (set_union2(v9, v9) = v10)) &  ! [v9] :  ! [v10] : (v10 = v9 |  ~ (set_union2(v9, empty_set) = v10)) &  ! [v9] :  ! [v10] : (v10 = v9 |  ~ empty(v10) |  ~ empty(v9)) &  ! [v9] :  ! [v10] : (v10 = v9 |  ~ subset(v10, v9) |  ~ subset(v9, v10)) &  ! [v9] :  ! [v10] : (v10 = v9 |  ~ subset(v9, v10) | proper_subset(v9, v10)) &  ! [v9] :  ! [v10] : (v10 = empty_set |  ~ (set_difference(empty_set, v9) = v10)) &  ! [v9] :  ! [v10] : (v10 = empty_set |  ~ (set_intersection2(v9, empty_set) = v10)) &  ! [v9] :  ! [v10] : ( ~ (set_difference(v9, v10) = v9) | disjoint(v9, v10)) &  ! [v9] :  ! [v10] : ( ~ (set_difference(v9, v10) = empty_set) | subset(v9, v10)) &  ! [v9] :  ! [v10] : ( ~ (singleton(v10) = v9) | subset(v9, v9)) &  ! [v9] :  ! [v10] : ( ~ (singleton(v9) = v10) | unordered_pair(v9, v9) = v10) &  ! [v9] :  ! [v10] : ( ~ (singleton(v9) = v10) | subset(empty_set, v10)) &  ! [v9] :  ! [v10] : ( ~ (singleton(v9) = v10) | in(v9, v10)) &  ! [v9] :  ! [v10] : ( ~ (set_intersection2(v9, v10) = empty_set) | disjoint(v9, v10)) &  ! [v9] :  ! [v10] : ( ~ (unordered_pair(v9, v9) = v10) | singleton(v9) = v10) &  ! [v9] :  ! [v10] : ( ~ empty(v10) |  ~ in(v9, v10)) &  ! [v9] :  ! [v10] : ( ~ disjoint(v9, v10) | disjoint(v10, v9)) &  ! [v9] :  ! [v10] : ( ~ subset(v9, v10) |  ~ proper_subset(v10, v9)) &  ! [v9] :  ! [v10] : ( ~ proper_subset(v10, v9) |  ~ proper_subset(v9, v10)) &  ! [v9] :  ! [v10] : ( ~ proper_subset(v9, v10) | subset(v9, v10)) &  ! [v9] :  ! [v10] : ( ~ in(v10, v9) |  ~ in(v9, v10)) &  ! [v9] : (v9 = empty_set |  ~ empty(v9)) &  ! [v9] : (v9 = empty_set |  ~ subset(v9, empty_set)) &  ! [v9] :  ~ (singleton(v9) = empty_set) &  ! [v9] :  ~ proper_subset(v9, v9) &  ! [v9] :  ~ in(v9, empty_set) &  ? [v9] :  ? [v10] : (v10 = v9 |  ? [v11] : (( ~ in(v11, v10) |  ~ in(v11, v9)) & (in(v11, v10) | in(v11, v9)))) &  ? [v9] :  ? [v10] : (disjoint(v9, v10) |  ? [v11] : (in(v11, v10) & in(v11, v9))) &  ? [v9] :  ? [v10] : (subset(v9, v10) |  ? [v11] : (in(v11, v9) &  ~ in(v11, v10))) &  ? [v9] : (v9 = empty_set |  ? [v10] : in(v10, v9)) &  ? [v9] : subset(v9, v9) &  ? [v9] : subset(empty_set, v9) & ((in(v5, v6) & ( ~ in(v2, v4) |  ~ in(v1, v3))) | (in(v2, v4) & in(v1, v3) &  ~ in(v5, v6))))
% 7.46/2.40  | 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 yields:
% 7.46/2.40  | (1) cartesian_product2(all_0_5_5, all_0_4_4) = all_0_2_2 & ordered_pair(all_0_7_7, all_0_6_6) = all_0_3_3 & powerset(empty_set) = all_0_8_8 & singleton(empty_set) = all_0_8_8 & empty(all_0_0_0) & empty(empty_set) &  ~ empty(all_0_1_1) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : ( ~ (cartesian_product2(v0, v1) = v2) |  ~ (ordered_pair(v4, v5) = v3) |  ~ in(v5, v1) |  ~ in(v4, v0) | in(v3, v2)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v3 = v1 |  ~ (ordered_pair(v2, v3) = v4) |  ~ (ordered_pair(v0, v1) = v4)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v3 = v0 | v2 = v0 |  ~ (unordered_pair(v2, v3) = v4) |  ~ (unordered_pair(v0, v1) = v4)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v2 = v0 |  ~ (ordered_pair(v2, v3) = v4) |  ~ (ordered_pair(v0, v1) = v4)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (set_difference(v1, v3) = v4) |  ~ (singleton(v2) = v3) |  ~ subset(v0, v1) | subset(v0, v4) | in(v2, v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (set_difference(v1, v2) = v4) |  ~ (set_difference(v0, v2) = v3) |  ~ subset(v0, v1) | subset(v3, v4)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (singleton(v0) = v3) |  ~ (unordered_pair(v2, v3) = v4) |  ~ (unordered_pair(v0, v1) = v2) | ordered_pair(v0, v1) = v4) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (set_intersection2(v1, v2) = v4) |  ~ (set_intersection2(v0, v2) = v3) |  ~ subset(v0, v1) | subset(v3, v4)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v1 | v3 = v0 |  ~ (unordered_pair(v0, v1) = v2) |  ~ in(v3, v2)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v1 |  ~ (set_difference(v1, v0) = v2) |  ~ (set_union2(v0, v2) = v3) |  ~ subset(v0, v1)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v1 |  ~ (singleton(v0) = v2) |  ~ (set_union2(v2, v1) = v3) |  ~ in(v0, v1)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v2 = v1 |  ~ (singleton(v0) = v3) |  ~ (unordered_pair(v1, v2) = v3)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (set_difference(v3, v2) = v1) |  ~ (set_difference(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (cartesian_product2(v3, v2) = v1) |  ~ (cartesian_product2(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (ordered_pair(v3, v2) = v1) |  ~ (ordered_pair(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (singleton(v1) = v3) |  ~ (singleton(v0) = v2) |  ~ subset(v2, v3)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (singleton(v0) = v3) |  ~ (unordered_pair(v1, v2) = v3)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (set_intersection2(v3, v2) = v1) |  ~ (set_intersection2(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (set_union2(v3, v2) = v1) |  ~ (set_union2(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (unordered_pair(v3, v2) = v1) |  ~ (unordered_pair(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_difference(v2, v1) = v3) |  ~ (set_union2(v0, v1) = v2) | set_difference(v0, v1) = v3) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_difference(v1, v0) = v2) |  ~ (set_union2(v0, v2) = v3) | set_union2(v0, v1) = v3) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_difference(v0, v2) = v3) |  ~ (set_difference(v0, v1) = v2) | set_intersection2(v0, v1) = v3) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_difference(v0, v1) = v2) |  ~ in(v3, v2) |  ~ in(v3, v1)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_difference(v0, v1) = v2) |  ~ in(v3, v2) | in(v3, v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_difference(v0, v1) = v2) |  ~ in(v3, v0) | in(v3, v2) | in(v3, v1)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (union(v0) = v1) |  ~ in(v3, v0) |  ~ in(v2, v3) | in(v2, v1)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (cartesian_product2(v0, v1) = v2) |  ~ in(v3, v2) |  ? [v4] :  ? [v5] : (ordered_pair(v4, v5) = v3 & in(v5, v1) & in(v4, v0))) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_intersection2(v1, v2) = v3) |  ~ subset(v0, v2) |  ~ subset(v0, v1) | subset(v0, v3)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_intersection2(v0, v1) = v2) |  ~ disjoint(v0, v1) |  ~ in(v3, v2)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_intersection2(v0, v1) = v2) |  ~ in(v3, v2) | in(v3, v1)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_intersection2(v0, v1) = v2) |  ~ in(v3, v2) | in(v3, v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_intersection2(v0, v1) = v2) |  ~ in(v3, v1) |  ~ in(v3, v0) | in(v3, v2)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_union2(v0, v2) = v3) |  ~ subset(v2, v1) |  ~ subset(v0, v1) | subset(v3, v1)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_union2(v0, v1) = v2) |  ~ in(v3, v2) | in(v3, v1) | in(v3, v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_union2(v0, v1) = v2) |  ~ in(v3, v1) | in(v3, v2)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_union2(v0, v1) = v2) |  ~ in(v3, v0) | in(v3, v2)) &  ? [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (set_difference(v1, v2) = v3) |  ? [v4] : (( ~ in(v4, v1) |  ~ in(v4, v0) | in(v4, v2)) & (in(v4, v0) | (in(v4, v1) &  ~ in(v4, v2))))) &  ? [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (cartesian_product2(v1, v2) = v3) |  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] : (( ~ in(v4, v0) |  ! [v8] :  ! [v9] : ( ~ (ordered_pair(v8, v9) = v4) |  ~ in(v9, v2) |  ~ in(v8, v1))) & (in(v4, v0) | (v7 = v4 & ordered_pair(v5, v6) = v4 & in(v6, v2) & in(v5, v1))))) &  ? [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (set_intersection2(v1, v2) = v3) |  ? [v4] : (( ~ in(v4, v2) |  ~ in(v4, v1) |  ~ in(v4, v0)) & (in(v4, v0) | (in(v4, v2) & in(v4, v1))))) &  ? [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (set_union2(v1, v2) = v3) |  ? [v4] : (( ~ in(v4, v0) | ( ~ in(v4, v2) &  ~ in(v4, v1))) & (in(v4, v2) | in(v4, v1) | in(v4, v0)))) &  ? [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (unordered_pair(v1, v2) = v3) |  ? [v4] : ((v4 = v2 | v4 = v1 | in(v4, v0)) & ( ~ in(v4, v0) | ( ~ (v4 = v2) &  ~ (v4 = v1))))) &  ! [v0] :  ! [v1] :  ! [v2] : (v2 = v1 |  ~ (set_union2(v0, v1) = v2) |  ~ subset(v0, v1)) &  ! [v0] :  ! [v1] :  ! [v2] : (v2 = v0 | v0 = empty_set |  ~ (singleton(v1) = v2) |  ~ subset(v0, v2)) &  ! [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (set_difference(v0, v1) = v2) |  ~ disjoint(v0, v1)) &  ! [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (singleton(v0) = v1) |  ~ in(v2, v1)) &  ! [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (set_intersection2(v0, v1) = v2) |  ~ subset(v0, v1)) &  ! [v0] :  ! [v1] :  ! [v2] : (v2 = empty_set |  ~ (set_difference(v0, v1) = v2) |  ~ subset(v0, v1)) &  ! [v0] :  ! [v1] :  ! [v2] : (v2 = empty_set |  ~ (set_intersection2(v0, v1) = v2) |  ~ disjoint(v0, v1)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (union(v2) = v1) |  ~ (union(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (powerset(v2) = v1) |  ~ (powerset(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (singleton(v2) = v1) |  ~ (singleton(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_difference(v0, v1) = v2) | subset(v2, v0)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_difference(v0, v1) = v2) |  ? [v3] : (set_difference(v3, v1) = v2 & set_union2(v0, v1) = v3)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (union(v1) = v2) |  ~ in(v0, v1) | subset(v0, v2)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (union(v0) = v1) |  ~ in(v2, v1) |  ? [v3] : (in(v3, v0) & in(v2, v3))) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ordered_pair(v0, v1) = v2) |  ~ empty(v2)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ordered_pair(v0, v1) = v2) |  ? [v3] :  ? [v4] : (singleton(v0) = v4 & unordered_pair(v3, v4) = v2 & unordered_pair(v0, v1) = v3)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (powerset(v0) = v1) |  ~ subset(v2, v0) | in(v2, v1)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (powerset(v0) = v1) |  ~ in(v2, v1) | subset(v2, v0)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (singleton(v0) = v2) |  ~ disjoint(v2, v1) |  ~ in(v0, v1)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (singleton(v0) = v2) |  ~ subset(v2, v1) | in(v0, v1)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (singleton(v0) = v2) |  ~ in(v0, v1) | subset(v2, v1)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_intersection2(v1, v0) = v2) | set_intersection2(v0, v1) = v2) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_intersection2(v0, v1) = v2) | set_intersection2(v1, v0) = v2) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_intersection2(v0, v1) = v2) | disjoint(v0, v1) |  ? [v3] : in(v3, v2)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_intersection2(v0, v1) = v2) | subset(v2, v0)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_intersection2(v0, v1) = v2) |  ? [v3] : (set_difference(v0, v3) = v2 & set_difference(v0, v1) = v3)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_union2(v1, v0) = v2) |  ~ empty(v2) | empty(v0)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_union2(v1, v0) = v2) | set_union2(v0, v1) = v2) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_union2(v0, v1) = v2) |  ~ empty(v2) | empty(v0)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_union2(v0, v1) = v2) | set_union2(v1, v0) = v2) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_union2(v0, v1) = v2) | subset(v0, v2)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_union2(v0, v1) = v2) |  ? [v3] : (set_difference(v1, v0) = v3 & set_union2(v0, v3) = v2)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v1, v0) = v2) | unordered_pair(v0, v1) = v2) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v0, v1) = v2) | unordered_pair(v1, v0) = v2) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v0, v1) = v2) | in(v1, v2)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v0, v1) = v2) | in(v0, v2)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ disjoint(v1, v2) |  ~ subset(v0, v1) | disjoint(v0, v2)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ disjoint(v0, v1) |  ~ in(v2, v1) |  ~ in(v2, v0)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ subset(v1, v2) |  ~ subset(v0, v1) | subset(v0, v2)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ subset(v0, v1) |  ~ in(v2, v0) | in(v2, v1)) &  ? [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (union(v1) = v2) |  ? [v3] :  ? [v4] : (( ~ in(v3, v0) |  ! [v5] : ( ~ in(v5, v1) |  ~ in(v3, v5))) & (in(v3, v0) | (in(v4, v1) & in(v3, v4))))) &  ? [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (powerset(v1) = v2) |  ? [v3] : (( ~ subset(v3, v1) |  ~ in(v3, v0)) & (subset(v3, v1) | in(v3, v0)))) &  ? [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (singleton(v1) = v2) |  ? [v3] : (( ~ (v3 = v1) |  ~ in(v1, v0)) & (v3 = v1 | in(v3, v0)))) &  ? [v0] :  ! [v1] :  ! [v2] : ( ~ (singleton(v1) = v2) | disjoint(v2, v0) | in(v1, v0)) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (set_difference(v0, empty_set) = v1)) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (set_intersection2(v0, v0) = v1)) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (set_union2(v0, v0) = v1)) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (set_union2(v0, empty_set) = v1)) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ empty(v1) |  ~ empty(v0)) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ subset(v1, v0) |  ~ subset(v0, v1)) &  ! [v0] :  ! [v1] : (v1 = v0 |  ~ subset(v0, v1) | proper_subset(v0, v1)) &  ! [v0] :  ! [v1] : (v1 = empty_set |  ~ (set_difference(empty_set, v0) = v1)) &  ! [v0] :  ! [v1] : (v1 = empty_set |  ~ (set_intersection2(v0, empty_set) = v1)) &  ! [v0] :  ! [v1] : ( ~ (set_difference(v0, v1) = v0) | disjoint(v0, v1)) &  ! [v0] :  ! [v1] : ( ~ (set_difference(v0, v1) = empty_set) | subset(v0, v1)) &  ! [v0] :  ! [v1] : ( ~ (singleton(v1) = v0) | subset(v0, v0)) &  ! [v0] :  ! [v1] : ( ~ (singleton(v0) = v1) | unordered_pair(v0, v0) = v1) &  ! [v0] :  ! [v1] : ( ~ (singleton(v0) = v1) | subset(empty_set, v1)) &  ! [v0] :  ! [v1] : ( ~ (singleton(v0) = v1) | in(v0, v1)) &  ! [v0] :  ! [v1] : ( ~ (set_intersection2(v0, v1) = empty_set) | disjoint(v0, v1)) &  ! [v0] :  ! [v1] : ( ~ (unordered_pair(v0, v0) = v1) | singleton(v0) = v1) &  ! [v0] :  ! [v1] : ( ~ empty(v1) |  ~ in(v0, v1)) &  ! [v0] :  ! [v1] : ( ~ disjoint(v0, v1) | disjoint(v1, v0)) &  ! [v0] :  ! [v1] : ( ~ subset(v0, v1) |  ~ proper_subset(v1, v0)) &  ! [v0] :  ! [v1] : ( ~ proper_subset(v1, v0) |  ~ proper_subset(v0, v1)) &  ! [v0] :  ! [v1] : ( ~ proper_subset(v0, v1) | subset(v0, v1)) &  ! [v0] :  ! [v1] : ( ~ in(v1, v0) |  ~ in(v0, v1)) &  ! [v0] : (v0 = empty_set |  ~ empty(v0)) &  ! [v0] : (v0 = empty_set |  ~ subset(v0, empty_set)) &  ! [v0] :  ~ (singleton(v0) = empty_set) &  ! [v0] :  ~ proper_subset(v0, v0) &  ! [v0] :  ~ in(v0, empty_set) &  ? [v0] :  ? [v1] : (v1 = v0 |  ? [v2] : (( ~ in(v2, v1) |  ~ in(v2, v0)) & (in(v2, v1) | in(v2, v0)))) &  ? [v0] :  ? [v1] : (disjoint(v0, v1) |  ? [v2] : (in(v2, v1) & in(v2, v0))) &  ? [v0] :  ? [v1] : (subset(v0, v1) |  ? [v2] : (in(v2, v0) &  ~ in(v2, v1))) &  ? [v0] : (v0 = empty_set |  ? [v1] : in(v1, v0)) &  ? [v0] : subset(v0, v0) &  ? [v0] : subset(empty_set, v0) & ((in(all_0_3_3, all_0_2_2) & ( ~ in(all_0_6_6, all_0_4_4) |  ~ in(all_0_7_7, all_0_5_5))) | (in(all_0_6_6, all_0_4_4) & in(all_0_7_7, all_0_5_5) &  ~ in(all_0_3_3, all_0_2_2)))
% 7.46/2.42  |
% 7.46/2.42  | Applying alpha-rule on (1) yields:
% 7.46/2.42  | (2)  ! [v0] :  ! [v1] : ( ~ subset(v0, v1) |  ~ proper_subset(v1, v0))
% 7.46/2.42  | (3)  ! [v0] :  ! [v1] : ( ~ proper_subset(v0, v1) | subset(v0, v1))
% 7.46/2.42  | (4)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_union2(v0, v1) = v2) |  ? [v3] : (set_difference(v1, v0) = v3 & set_union2(v0, v3) = v2))
% 7.46/2.42  | (5)  ! [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (singleton(v0) = v1) |  ~ in(v2, v1))
% 7.46/2.42  | (6)  ! [v0] :  ! [v1] :  ! [v2] : (v2 = empty_set |  ~ (set_difference(v0, v1) = v2) |  ~ subset(v0, v1))
% 7.46/2.42  | (7)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v1 | v3 = v0 |  ~ (unordered_pair(v0, v1) = v2) |  ~ in(v3, v2))
% 7.46/2.42  | (8)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v3 = v1 |  ~ (ordered_pair(v2, v3) = v4) |  ~ (ordered_pair(v0, v1) = v4))
% 7.46/2.42  | (9)  ? [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (singleton(v1) = v2) |  ? [v3] : (( ~ (v3 = v1) |  ~ in(v1, v0)) & (v3 = v1 | in(v3, v0))))
% 7.46/2.42  | (10)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v0, v1) = v2) | in(v1, v2))
% 7.46/2.43  | (11) singleton(empty_set) = all_0_8_8
% 7.46/2.43  | (12)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ empty(v1) |  ~ empty(v0))
% 7.46/2.43  | (13)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (union(v1) = v2) |  ~ in(v0, v1) | subset(v0, v2))
% 7.46/2.43  | (14)  ! [v0] :  ! [v1] : ( ~ (set_difference(v0, v1) = empty_set) | subset(v0, v1))
% 7.46/2.43  | (15)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (singleton(v0) = v2) |  ~ in(v0, v1) | subset(v2, v1))
% 7.46/2.43  | (16)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (singleton(v0) = v2) |  ~ subset(v2, v1) | in(v0, v1))
% 7.46/2.43  | (17)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v0, v1) = v2) | unordered_pair(v1, v0) = v2)
% 7.46/2.43  | (18)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v1, v0) = v2) | unordered_pair(v0, v1) = v2)
% 7.46/2.43  | (19)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (singleton(v0) = v3) |  ~ (unordered_pair(v1, v2) = v3))
% 7.46/2.43  | (20)  ! [v0] :  ! [v1] : ( ~ (unordered_pair(v0, v0) = v1) | singleton(v0) = v1)
% 7.46/2.43  | (21)  ! [v0] :  ! [v1] : ( ~ (singleton(v0) = v1) | unordered_pair(v0, v0) = v1)
% 7.46/2.43  | (22)  ? [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (set_intersection2(v1, v2) = v3) |  ? [v4] : (( ~ in(v4, v2) |  ~ in(v4, v1) |  ~ in(v4, v0)) & (in(v4, v0) | (in(v4, v2) & in(v4, v1)))))
% 7.46/2.43  | (23)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (union(v0) = v1) |  ~ in(v3, v0) |  ~ in(v2, v3) | in(v2, v1))
% 7.46/2.43  | (24)  ? [v0] :  ? [v1] : (disjoint(v0, v1) |  ? [v2] : (in(v2, v1) & in(v2, v0)))
% 7.46/2.43  | (25) empty(empty_set)
% 7.46/2.43  | (26)  ? [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (set_difference(v1, v2) = v3) |  ? [v4] : (( ~ in(v4, v1) |  ~ in(v4, v0) | in(v4, v2)) & (in(v4, v0) | (in(v4, v1) &  ~ in(v4, v2)))))
% 7.46/2.43  | (27)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ordered_pair(v0, v1) = v2) |  ? [v3] :  ? [v4] : (singleton(v0) = v4 & unordered_pair(v3, v4) = v2 & unordered_pair(v0, v1) = v3))
% 7.46/2.43  | (28)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ subset(v0, v1) | proper_subset(v0, v1))
% 7.46/2.43  | (29)  ! [v0] :  ! [v1] : ( ~ proper_subset(v1, v0) |  ~ proper_subset(v0, v1))
% 7.46/2.43  | (30)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (set_union2(v0, v0) = v1))
% 7.46/2.43  | (31)  ! [v0] :  ! [v1] : ( ~ (set_intersection2(v0, v1) = empty_set) | disjoint(v0, v1))
% 7.46/2.43  | (32) ordered_pair(all_0_7_7, all_0_6_6) = all_0_3_3
% 7.46/2.43  | (33)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_intersection2(v0, v1) = v2) | subset(v2, v0))
% 7.46/2.43  | (34)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_intersection2(v0, v1) = v2) |  ~ in(v3, v2) | in(v3, v1))
% 7.46/2.43  | (35)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (set_intersection2(v0, v0) = v1))
% 7.46/2.43  | (36)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_union2(v1, v0) = v2) |  ~ empty(v2) | empty(v0))
% 7.46/2.43  | (37)  ? [v0] : (v0 = empty_set |  ? [v1] : in(v1, v0))
% 7.46/2.43  | (38)  ? [v0] :  ? [v1] : (subset(v0, v1) |  ? [v2] : (in(v2, v0) &  ~ in(v2, v1)))
% 7.46/2.43  | (39)  ? [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (set_union2(v1, v2) = v3) |  ? [v4] : (( ~ in(v4, v0) | ( ~ in(v4, v2) &  ~ in(v4, v1))) & (in(v4, v2) | in(v4, v1) | in(v4, v0))))
% 7.46/2.43  | (40)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (union(v0) = v1) |  ~ in(v2, v1) |  ? [v3] : (in(v3, v0) & in(v2, v3)))
% 7.46/2.43  | (41)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_intersection2(v0, v1) = v2) | set_intersection2(v1, v0) = v2)
% 7.46/2.43  | (42)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_intersection2(v1, v0) = v2) | set_intersection2(v0, v1) = v2)
% 7.46/2.43  | (43)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (ordered_pair(v3, v2) = v1) |  ~ (ordered_pair(v3, v2) = v0))
% 7.46/2.43  | (44)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_intersection2(v0, v1) = v2) | disjoint(v0, v1) |  ? [v3] : in(v3, v2))
% 7.46/2.43  | (45)  ! [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (set_intersection2(v0, v1) = v2) |  ~ subset(v0, v1))
% 7.46/2.44  | (46)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ subset(v1, v2) |  ~ subset(v0, v1) | subset(v0, v2))
% 7.46/2.44  | (47)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_union2(v0, v1) = v2) |  ~ in(v3, v0) | in(v3, v2))
% 7.46/2.44  | (48)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (singleton(v0) = v3) |  ~ (unordered_pair(v2, v3) = v4) |  ~ (unordered_pair(v0, v1) = v2) | ordered_pair(v0, v1) = v4)
% 7.46/2.44  | (49)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_difference(v0, v2) = v3) |  ~ (set_difference(v0, v1) = v2) | set_intersection2(v0, v1) = v3)
% 7.46/2.44  | (50)  ! [v0] :  ! [v1] :  ! [v2] : (v2 = v0 | v0 = empty_set |  ~ (singleton(v1) = v2) |  ~ subset(v0, v2))
% 7.46/2.44  | (51)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (cartesian_product2(v3, v2) = v1) |  ~ (cartesian_product2(v3, v2) = v0))
% 7.46/2.44  | (52)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (singleton(v1) = v3) |  ~ (singleton(v0) = v2) |  ~ subset(v2, v3))
% 7.46/2.44  | (53)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (union(v2) = v1) |  ~ (union(v2) = v0))
% 7.46/2.44  | (54)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ordered_pair(v0, v1) = v2) |  ~ empty(v2))
% 7.46/2.44  | (55)  ~ empty(all_0_1_1)
% 7.46/2.44  | (56)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ subset(v0, v1) |  ~ in(v2, v0) | in(v2, v1))
% 7.46/2.44  | (57)  ! [v0] :  ! [v1] : (v1 = empty_set |  ~ (set_intersection2(v0, empty_set) = v1))
% 7.46/2.44  | (58)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (powerset(v2) = v1) |  ~ (powerset(v2) = v0))
% 7.46/2.44  | (59)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_union2(v0, v1) = v2) | set_union2(v1, v0) = v2)
% 7.46/2.44  | (60)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_union2(v1, v0) = v2) | set_union2(v0, v1) = v2)
% 7.46/2.44  | (61)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_difference(v0, v1) = v2) |  ~ in(v3, v0) | in(v3, v2) | in(v3, v1))
% 7.46/2.44  | (62)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_union2(v0, v1) = v2) |  ~ in(v3, v1) | in(v3, v2))
% 7.46/2.44  | (63)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (set_difference(v1, v2) = v4) |  ~ (set_difference(v0, v2) = v3) |  ~ subset(v0, v1) | subset(v3, v4))
% 7.46/2.44  | (64)  ! [v0] :  ! [v1] : ( ~ (singleton(v0) = v1) | in(v0, v1))
% 7.46/2.44  | (65)  ! [v0] :  ~ in(v0, empty_set)
% 7.46/2.44  | (66)  ! [v0] :  ~ proper_subset(v0, v0)
% 7.46/2.44  | (67)  ? [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (unordered_pair(v1, v2) = v3) |  ? [v4] : ((v4 = v2 | v4 = v1 | in(v4, v0)) & ( ~ in(v4, v0) | ( ~ (v4 = v2) &  ~ (v4 = v1)))))
% 7.46/2.44  | (68)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v1 |  ~ (singleton(v0) = v2) |  ~ (set_union2(v2, v1) = v3) |  ~ in(v0, v1))
% 7.46/2.44  | (69)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_difference(v2, v1) = v3) |  ~ (set_union2(v0, v1) = v2) | set_difference(v0, v1) = v3)
% 7.46/2.44  | (70)  ! [v0] : (v0 = empty_set |  ~ empty(v0))
% 7.46/2.44  | (71)  ! [v0] :  ! [v1] : ( ~ (singleton(v0) = v1) | subset(empty_set, v1))
% 7.46/2.44  | (72)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_union2(v0, v1) = v2) |  ~ in(v3, v2) | in(v3, v1) | in(v3, v0))
% 7.46/2.44  | (73)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (set_difference(v3, v2) = v1) |  ~ (set_difference(v3, v2) = v0))
% 7.46/2.44  | (74)  ! [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (set_difference(v0, v1) = v2) |  ~ disjoint(v0, v1))
% 7.46/2.44  | (75)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_difference(v0, v1) = v2) | subset(v2, v0))
% 7.46/2.44  | (76) cartesian_product2(all_0_5_5, all_0_4_4) = all_0_2_2
% 7.46/2.44  | (77)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_difference(v0, v1) = v2) |  ? [v3] : (set_difference(v3, v1) = v2 & set_union2(v0, v1) = v3))
% 7.46/2.45  | (78)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (set_intersection2(v3, v2) = v1) |  ~ (set_intersection2(v3, v2) = v0))
% 7.46/2.45  | (79)  ! [v0] :  ! [v1] : ( ~ empty(v1) |  ~ in(v0, v1))
% 7.46/2.45  | (80)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v3 = v0 | v2 = v0 |  ~ (unordered_pair(v2, v3) = v4) |  ~ (unordered_pair(v0, v1) = v4))
% 7.46/2.45  | (81)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : (v2 = v0 |  ~ (ordered_pair(v2, v3) = v4) |  ~ (ordered_pair(v0, v1) = v4))
% 7.46/2.45  | (82)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (set_difference(v1, v3) = v4) |  ~ (singleton(v2) = v3) |  ~ subset(v0, v1) | subset(v0, v4) | in(v2, v0))
% 7.46/2.45  | (83)  ? [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v0 |  ~ (cartesian_product2(v1, v2) = v3) |  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] : (( ~ in(v4, v0) |  ! [v8] :  ! [v9] : ( ~ (ordered_pair(v8, v9) = v4) |  ~ in(v9, v2) |  ~ in(v8, v1))) & (in(v4, v0) | (v7 = v4 & ordered_pair(v5, v6) = v4 & in(v6, v2) & in(v5, v1)))))
% 7.46/2.45  | (84)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_intersection2(v1, v2) = v3) |  ~ subset(v0, v2) |  ~ subset(v0, v1) | subset(v0, v3))
% 7.46/2.45  | (85)  ! [v0] :  ~ (singleton(v0) = empty_set)
% 7.46/2.45  | (86)  ? [v0] :  ! [v1] :  ! [v2] : ( ~ (singleton(v1) = v2) | disjoint(v2, v0) | in(v1, v0))
% 7.46/2.45  | (87)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_intersection2(v0, v1) = v2) |  ? [v3] : (set_difference(v0, v3) = v2 & set_difference(v0, v1) = v3))
% 7.46/2.45  | (88)  ! [v0] :  ! [v1] : (v1 = empty_set |  ~ (set_difference(empty_set, v0) = v1))
% 7.46/2.45  | (89)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (powerset(v0) = v1) |  ~ in(v2, v1) | subset(v2, v0))
% 7.46/2.45  | (90)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (powerset(v0) = v1) |  ~ subset(v2, v0) | in(v2, v1))
% 7.46/2.45  | (91)  ! [v0] :  ! [v1] : ( ~ (singleton(v1) = v0) | subset(v0, v0))
% 7.46/2.45  | (92)  ? [v0] : subset(empty_set, v0)
% 7.46/2.45  | (93)  ? [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (union(v1) = v2) |  ? [v3] :  ? [v4] : (( ~ in(v3, v0) |  ! [v5] : ( ~ in(v5, v1) |  ~ in(v3, v5))) & (in(v3, v0) | (in(v4, v1) & in(v3, v4)))))
% 7.46/2.45  | (94)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_difference(v0, v1) = v2) |  ~ in(v3, v2) |  ~ in(v3, v1))
% 7.46/2.45  | (95)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_intersection2(v0, v1) = v2) |  ~ in(v3, v2) | in(v3, v0))
% 7.46/2.45  | (96)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_intersection2(v0, v1) = v2) |  ~ disjoint(v0, v1) |  ~ in(v3, v2))
% 7.46/2.45  | (97)  ! [v0] :  ! [v1] :  ! [v2] : (v2 = empty_set |  ~ (set_intersection2(v0, v1) = v2) |  ~ disjoint(v0, v1))
% 7.46/2.45  | (98) powerset(empty_set) = all_0_8_8
% 7.46/2.45  | (99)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_difference(v0, v1) = v2) |  ~ in(v3, v2) | in(v3, v0))
% 7.46/2.45  | (100)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (set_intersection2(v1, v2) = v4) |  ~ (set_intersection2(v0, v2) = v3) |  ~ subset(v0, v1) | subset(v3, v4))
% 7.46/2.45  | (101)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (singleton(v0) = v2) |  ~ disjoint(v2, v1) |  ~ in(v0, v1))
% 7.46/2.45  | (102)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (set_union2(v0, empty_set) = v1))
% 7.46/2.45  | (103)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (unordered_pair(v3, v2) = v1) |  ~ (unordered_pair(v3, v2) = v0))
% 7.46/2.45  | (104)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_intersection2(v0, v1) = v2) |  ~ in(v3, v1) |  ~ in(v3, v0) | in(v3, v2))
% 7.46/2.45  | (105) (in(all_0_3_3, all_0_2_2) & ( ~ in(all_0_6_6, all_0_4_4) |  ~ in(all_0_7_7, all_0_5_5))) | (in(all_0_6_6, all_0_4_4) & in(all_0_7_7, all_0_5_5) &  ~ in(all_0_3_3, all_0_2_2))
% 7.46/2.45  | (106)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ (set_difference(v0, empty_set) = v1))
% 7.46/2.45  | (107)  ? [v0] : subset(v0, v0)
% 7.46/2.45  | (108)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_difference(v1, v0) = v2) |  ~ (set_union2(v0, v2) = v3) | set_union2(v0, v1) = v3)
% 7.46/2.45  | (109)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v3 = v1 |  ~ (set_difference(v1, v0) = v2) |  ~ (set_union2(v0, v2) = v3) |  ~ subset(v0, v1))
% 7.46/2.45  | (110)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : ( ~ (cartesian_product2(v0, v1) = v2) |  ~ (ordered_pair(v4, v5) = v3) |  ~ in(v5, v1) |  ~ in(v4, v0) | in(v3, v2))
% 7.46/2.45  | (111)  ? [v0] :  ? [v1] : (v1 = v0 |  ? [v2] : (( ~ in(v2, v1) |  ~ in(v2, v0)) & (in(v2, v1) | in(v2, v0))))
% 7.46/2.45  | (112)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v2 = v1 |  ~ (singleton(v0) = v3) |  ~ (unordered_pair(v1, v2) = v3))
% 7.46/2.45  | (113)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_union2(v0, v1) = v2) |  ~ empty(v2) | empty(v0))
% 7.46/2.45  | (114)  ! [v0] :  ! [v1] :  ! [v2] : (v2 = v1 |  ~ (set_union2(v0, v1) = v2) |  ~ subset(v0, v1))
% 7.46/2.45  | (115)  ! [v0] :  ! [v1] : ( ~ (set_difference(v0, v1) = v0) | disjoint(v0, v1))
% 7.46/2.45  | (116)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (cartesian_product2(v0, v1) = v2) |  ~ in(v3, v2) |  ? [v4] :  ? [v5] : (ordered_pair(v4, v5) = v3 & in(v5, v1) & in(v4, v0)))
% 7.46/2.45  | (117)  ? [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (powerset(v1) = v2) |  ? [v3] : (( ~ subset(v3, v1) |  ~ in(v3, v0)) & (subset(v3, v1) | in(v3, v0))))
% 7.46/2.46  | (118)  ! [v0] :  ! [v1] : (v1 = v0 |  ~ subset(v1, v0) |  ~ subset(v0, v1))
% 7.46/2.46  | (119)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ disjoint(v0, v1) |  ~ in(v2, v1) |  ~ in(v2, v0))
% 7.46/2.46  | (120)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v0, v1) = v2) | in(v0, v2))
% 7.46/2.46  | (121)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ disjoint(v1, v2) |  ~ subset(v0, v1) | disjoint(v0, v2))
% 7.46/2.46  | (122)  ! [v0] : (v0 = empty_set |  ~ subset(v0, empty_set))
% 7.46/2.46  | (123)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (set_union2(v3, v2) = v1) |  ~ (set_union2(v3, v2) = v0))
% 7.46/2.46  | (124)  ! [v0] :  ! [v1] : ( ~ disjoint(v0, v1) | disjoint(v1, v0))
% 7.46/2.46  | (125)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (singleton(v2) = v1) |  ~ (singleton(v2) = v0))
% 7.46/2.46  | (126)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (set_union2(v0, v1) = v2) | subset(v0, v2))
% 7.46/2.46  | (127) empty(all_0_0_0)
% 7.46/2.46  | (128)  ! [v0] :  ! [v1] : ( ~ in(v1, v0) |  ~ in(v0, v1))
% 7.46/2.46  | (129)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : ( ~ (set_union2(v0, v2) = v3) |  ~ subset(v2, v1) |  ~ subset(v0, v1) | subset(v3, v1))
% 7.46/2.46  |
% 7.46/2.46  +-Applying beta-rule and splitting (105), into two cases.
% 7.46/2.46  |-Branch one:
% 7.46/2.46  | (130) in(all_0_3_3, all_0_2_2) & ( ~ in(all_0_6_6, all_0_4_4) |  ~ in(all_0_7_7, all_0_5_5))
% 7.46/2.46  |
% 7.46/2.46  	| Applying alpha-rule on (130) yields:
% 7.46/2.46  	| (131) in(all_0_3_3, all_0_2_2)
% 7.46/2.46  	| (132)  ~ in(all_0_6_6, all_0_4_4) |  ~ in(all_0_7_7, all_0_5_5)
% 7.46/2.46  	|
% 7.46/2.46  	| Instantiating formula (116) with all_0_3_3, all_0_2_2, all_0_4_4, all_0_5_5 and discharging atoms cartesian_product2(all_0_5_5, all_0_4_4) = all_0_2_2, in(all_0_3_3, all_0_2_2), yields:
% 7.46/2.46  	| (133)  ? [v0] :  ? [v1] : (ordered_pair(v0, v1) = all_0_3_3 & in(v1, all_0_4_4) & in(v0, all_0_5_5))
% 7.46/2.46  	|
% 7.46/2.46  	| Instantiating (133) with all_71_0_29, all_71_1_30 yields:
% 7.46/2.46  	| (134) ordered_pair(all_71_1_30, all_71_0_29) = all_0_3_3 & in(all_71_0_29, all_0_4_4) & in(all_71_1_30, all_0_5_5)
% 7.46/2.46  	|
% 7.46/2.46  	| Applying alpha-rule on (134) yields:
% 7.46/2.46  	| (135) ordered_pair(all_71_1_30, all_71_0_29) = all_0_3_3
% 7.46/2.46  	| (136) in(all_71_0_29, all_0_4_4)
% 7.46/2.46  	| (137) in(all_71_1_30, all_0_5_5)
% 7.46/2.46  	|
% 7.46/2.46  	| Instantiating formula (8) with all_0_3_3, all_71_0_29, all_71_1_30, all_0_6_6, all_0_7_7 and discharging atoms ordered_pair(all_71_1_30, all_71_0_29) = all_0_3_3, ordered_pair(all_0_7_7, all_0_6_6) = all_0_3_3, yields:
% 7.46/2.46  	| (138) all_71_0_29 = all_0_6_6
% 7.46/2.46  	|
% 7.46/2.46  	| Instantiating formula (81) with all_0_3_3, all_71_0_29, all_71_1_30, all_0_6_6, all_0_7_7 and discharging atoms ordered_pair(all_71_1_30, all_71_0_29) = all_0_3_3, ordered_pair(all_0_7_7, all_0_6_6) = all_0_3_3, yields:
% 7.46/2.46  	| (139) all_71_1_30 = all_0_7_7
% 7.46/2.46  	|
% 7.46/2.46  	| From (138) and (136) follows:
% 7.46/2.46  	| (140) in(all_0_6_6, all_0_4_4)
% 7.46/2.46  	|
% 7.46/2.46  	| From (139) and (137) follows:
% 7.46/2.46  	| (141) in(all_0_7_7, all_0_5_5)
% 7.46/2.46  	|
% 7.46/2.46  	+-Applying beta-rule and splitting (132), into two cases.
% 7.46/2.46  	|-Branch one:
% 7.46/2.46  	| (142)  ~ in(all_0_6_6, all_0_4_4)
% 7.46/2.46  	|
% 7.46/2.46  		| Using (140) and (142) yields:
% 7.46/2.46  		| (143) $false
% 7.46/2.46  		|
% 7.46/2.46  		|-The branch is then unsatisfiable
% 7.46/2.46  	|-Branch two:
% 7.46/2.46  	| (140) in(all_0_6_6, all_0_4_4)
% 7.46/2.46  	| (145)  ~ in(all_0_7_7, all_0_5_5)
% 7.46/2.46  	|
% 7.46/2.46  		| Using (141) and (145) yields:
% 7.46/2.46  		| (143) $false
% 7.46/2.46  		|
% 7.46/2.46  		|-The branch is then unsatisfiable
% 7.46/2.46  |-Branch two:
% 7.46/2.46  | (147) in(all_0_6_6, all_0_4_4) & in(all_0_7_7, all_0_5_5) &  ~ in(all_0_3_3, all_0_2_2)
% 7.46/2.46  |
% 7.46/2.46  	| Applying alpha-rule on (147) yields:
% 7.46/2.46  	| (140) in(all_0_6_6, all_0_4_4)
% 7.46/2.46  	| (141) in(all_0_7_7, all_0_5_5)
% 7.46/2.46  	| (150)  ~ in(all_0_3_3, all_0_2_2)
% 7.46/2.46  	|
% 7.46/2.46  	| Instantiating formula (110) with all_0_6_6, all_0_7_7, all_0_3_3, all_0_2_2, all_0_4_4, all_0_5_5 and discharging atoms cartesian_product2(all_0_5_5, all_0_4_4) = all_0_2_2, ordered_pair(all_0_7_7, all_0_6_6) = all_0_3_3, in(all_0_6_6, all_0_4_4), in(all_0_7_7, all_0_5_5),  ~ in(all_0_3_3, all_0_2_2), yields:
% 7.46/2.46  	| (143) $false
% 7.46/2.46  	|
% 7.46/2.46  	|-The branch is then unsatisfiable
% 7.46/2.46  % SZS output end Proof for theBenchmark
% 7.46/2.46  
% 7.46/2.46  1863ms
%------------------------------------------------------------------------------