TSTP Solution File: SET067+1 by Drodi---3.6.0
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%------------------------------------------------------------------------------
% File : Drodi---3.6.0
% Problem : SET067+1 : TPTP v8.1.2. Bugfixed v5.4.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% Computer : n024.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8042.1875MB
% OS : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Tue Apr 30 20:38:57 EDT 2024
% Result : Theorem 0.16s 0.32s
% Output : CNFRefutation 0.16s
% Verified :
% SZS Type : Refutation
% Derivation depth : 11
% Number of leaves : 8
% Syntax : Number of formulae : 46 ( 13 unt; 0 def)
% Number of atoms : 113 ( 20 equ)
% Maximal formula atoms : 8 ( 2 avg)
% Number of connectives : 112 ( 45 ~; 47 |; 13 &)
% ( 6 <=>; 1 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 4 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 7 ( 5 usr; 4 prp; 0-2 aty)
% Number of functors : 6 ( 6 usr; 3 con; 0-2 aty)
% Number of variables : 71 ( 67 !; 4 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f1,axiom,
! [X,Y] :
( subclass(X,Y)
<=> ! [U] :
( member(U,X)
=> member(U,Y) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f2,axiom,
! [X] : subclass(X,universal_class),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f4,axiom,
! [U,X,Y] :
( member(U,unordered_pair(X,Y))
<=> ( member(U,universal_class)
& ( U = X
| U = Y ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f6,axiom,
! [X] : singleton(X) = unordered_pair(X,X),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f44,conjecture,
! [X,Y] : subclass(unordered_pair(X,X),unordered_pair(X,Y)),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f45,negated_conjecture,
~ ! [X,Y] : subclass(unordered_pair(X,X),unordered_pair(X,Y)),
inference(negated_conjecture,[status(cth)],[f44]) ).
fof(f46,plain,
! [X,Y] :
( subclass(X,Y)
<=> ! [U] :
( ~ member(U,X)
| member(U,Y) ) ),
inference(pre_NNF_transformation,[status(esa)],[f1]) ).
fof(f47,plain,
! [X,Y] :
( ( ~ subclass(X,Y)
| ! [U] :
( ~ member(U,X)
| member(U,Y) ) )
& ( subclass(X,Y)
| ? [U] :
( member(U,X)
& ~ member(U,Y) ) ) ),
inference(NNF_transformation,[status(esa)],[f46]) ).
fof(f48,plain,
( ! [X,Y] :
( ~ subclass(X,Y)
| ! [U] :
( ~ member(U,X)
| member(U,Y) ) )
& ! [X,Y] :
( subclass(X,Y)
| ? [U] :
( member(U,X)
& ~ member(U,Y) ) ) ),
inference(miniscoping,[status(esa)],[f47]) ).
fof(f49,plain,
( ! [X,Y] :
( ~ subclass(X,Y)
| ! [U] :
( ~ member(U,X)
| member(U,Y) ) )
& ! [X,Y] :
( subclass(X,Y)
| ( member(sk0_0(Y,X),X)
& ~ member(sk0_0(Y,X),Y) ) ) ),
inference(skolemization,[status(esa)],[f48]) ).
fof(f50,plain,
! [X0,X1,X2] :
( ~ subclass(X0,X1)
| ~ member(X2,X0)
| member(X2,X1) ),
inference(cnf_transformation,[status(esa)],[f49]) ).
fof(f51,plain,
! [X0,X1] :
( subclass(X0,X1)
| member(sk0_0(X1,X0),X0) ),
inference(cnf_transformation,[status(esa)],[f49]) ).
fof(f52,plain,
! [X0,X1] :
( subclass(X0,X1)
| ~ member(sk0_0(X1,X0),X1) ),
inference(cnf_transformation,[status(esa)],[f49]) ).
fof(f53,plain,
! [X0] : subclass(X0,universal_class),
inference(cnf_transformation,[status(esa)],[f2]) ).
fof(f59,plain,
! [U,X,Y] :
( ( ~ member(U,unordered_pair(X,Y))
| ( member(U,universal_class)
& ( U = X
| U = Y ) ) )
& ( member(U,unordered_pair(X,Y))
| ~ member(U,universal_class)
| ( U != X
& U != Y ) ) ),
inference(NNF_transformation,[status(esa)],[f4]) ).
fof(f60,plain,
( ! [U,X,Y] :
( ~ member(U,unordered_pair(X,Y))
| ( member(U,universal_class)
& ( U = X
| U = Y ) ) )
& ! [U,X,Y] :
( member(U,unordered_pair(X,Y))
| ~ member(U,universal_class)
| ( U != X
& U != Y ) ) ),
inference(miniscoping,[status(esa)],[f59]) ).
fof(f62,plain,
! [X0,X1,X2] :
( ~ member(X0,unordered_pair(X1,X2))
| X0 = X1
| X0 = X2 ),
inference(cnf_transformation,[status(esa)],[f60]) ).
fof(f63,plain,
! [X0,X1,X2] :
( member(X0,unordered_pair(X1,X2))
| ~ member(X0,universal_class)
| X0 != X1 ),
inference(cnf_transformation,[status(esa)],[f60]) ).
fof(f66,plain,
! [X0] : singleton(X0) = unordered_pair(X0,X0),
inference(cnf_transformation,[status(esa)],[f6]) ).
fof(f191,plain,
? [X,Y] : ~ subclass(unordered_pair(X,X),unordered_pair(X,Y)),
inference(pre_NNF_transformation,[status(esa)],[f45]) ).
fof(f192,plain,
~ subclass(unordered_pair(sk0_7,sk0_7),unordered_pair(sk0_7,sk0_8)),
inference(skolemization,[status(esa)],[f191]) ).
fof(f193,plain,
~ subclass(unordered_pair(sk0_7,sk0_7),unordered_pair(sk0_7,sk0_8)),
inference(cnf_transformation,[status(esa)],[f192]) ).
fof(f196,plain,
! [X0,X1] :
( member(X0,unordered_pair(X0,X1))
| ~ member(X0,universal_class) ),
inference(destructive_equality_resolution,[status(esa)],[f63]) ).
fof(f204,plain,
! [X0,X1,X2] :
( member(X0,unordered_pair(X0,X1))
| ~ subclass(X2,universal_class)
| ~ member(X0,X2) ),
inference(resolution,[status(thm)],[f196,f50]) ).
fof(f205,plain,
! [X0,X1,X2] :
( member(X0,unordered_pair(X0,X1))
| ~ member(X0,X2) ),
inference(forward_subsumption_resolution,[status(thm)],[f204,f53]) ).
fof(f213,plain,
~ subclass(singleton(sk0_7),unordered_pair(sk0_7,sk0_8)),
inference(backward_demodulation,[status(thm)],[f66,f193]) ).
fof(f223,plain,
! [X0,X1] :
( ~ member(X0,singleton(X1))
| X0 = X1
| X0 = X1 ),
inference(paramodulation,[status(thm)],[f66,f62]) ).
fof(f224,plain,
! [X0,X1] :
( ~ member(X0,singleton(X1))
| X0 = X1 ),
inference(duplicate_literals_removal,[status(esa)],[f223]) ).
fof(f228,plain,
! [X0,X1] :
( sk0_0(X0,singleton(X1)) = X1
| subclass(singleton(X1),X0) ),
inference(resolution,[status(thm)],[f224,f51]) ).
fof(f308,plain,
sk0_0(unordered_pair(sk0_7,sk0_8),singleton(sk0_7)) = sk0_7,
inference(resolution,[status(thm)],[f228,f213]) ).
fof(f315,plain,
( spl0_0
<=> subclass(singleton(sk0_7),unordered_pair(sk0_7,sk0_8)) ),
introduced(split_symbol_definition) ).
fof(f316,plain,
( subclass(singleton(sk0_7),unordered_pair(sk0_7,sk0_8))
| ~ spl0_0 ),
inference(component_clause,[status(thm)],[f315]) ).
fof(f318,plain,
( spl0_1
<=> member(sk0_7,unordered_pair(sk0_7,sk0_8)) ),
introduced(split_symbol_definition) ).
fof(f320,plain,
( ~ member(sk0_7,unordered_pair(sk0_7,sk0_8))
| spl0_1 ),
inference(component_clause,[status(thm)],[f318]) ).
fof(f321,plain,
( subclass(singleton(sk0_7),unordered_pair(sk0_7,sk0_8))
| ~ member(sk0_7,unordered_pair(sk0_7,sk0_8)) ),
inference(paramodulation,[status(thm)],[f308,f52]) ).
fof(f322,plain,
( spl0_0
| ~ spl0_1 ),
inference(split_clause,[status(thm)],[f321,f315,f318]) ).
fof(f323,plain,
( spl0_2
<=> member(sk0_7,singleton(sk0_7)) ),
introduced(split_symbol_definition) ).
fof(f324,plain,
( member(sk0_7,singleton(sk0_7))
| ~ spl0_2 ),
inference(component_clause,[status(thm)],[f323]) ).
fof(f326,plain,
( subclass(singleton(sk0_7),unordered_pair(sk0_7,sk0_8))
| member(sk0_7,singleton(sk0_7)) ),
inference(paramodulation,[status(thm)],[f308,f51]) ).
fof(f327,plain,
( spl0_0
| spl0_2 ),
inference(split_clause,[status(thm)],[f326,f315,f323]) ).
fof(f328,plain,
( $false
| ~ spl0_0 ),
inference(forward_subsumption_resolution,[status(thm)],[f316,f213]) ).
fof(f329,plain,
~ spl0_0,
inference(contradiction_clause,[status(thm)],[f328]) ).
fof(f330,plain,
! [X0] :
( ~ member(sk0_7,X0)
| spl0_1 ),
inference(resolution,[status(thm)],[f320,f205]) ).
fof(f332,plain,
( $false
| spl0_1
| ~ spl0_2 ),
inference(backward_subsumption_resolution,[status(thm)],[f324,f330]) ).
fof(f333,plain,
( spl0_1
| ~ spl0_2 ),
inference(contradiction_clause,[status(thm)],[f332]) ).
fof(f334,plain,
$false,
inference(sat_refutation,[status(thm)],[f322,f327,f329,f333]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.09 % Problem : SET067+1 : TPTP v8.1.2. Bugfixed v5.4.0.
% 0.08/0.10 % Command : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.10/0.30 % Computer : n024.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 : 300
% 0.10/0.30 % DateTime : Mon Apr 29 21:35:21 EDT 2024
% 0.10/0.30 % CPUTime :
% 0.10/0.31 % Drodi V3.6.0
% 0.16/0.32 % Refutation found
% 0.16/0.32 % SZS status Theorem for theBenchmark: Theorem is valid
% 0.16/0.32 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.16/0.32 % Elapsed time: 0.018459 seconds
% 0.16/0.32 % CPU time: 0.036988 seconds
% 0.16/0.32 % Total memory used: 13.705 MB
% 0.16/0.32 % Net memory used: 13.671 MB
%------------------------------------------------------------------------------