TSTP Solution File: SEU165+2 by Drodi---3.6.0
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%------------------------------------------------------------------------------
% File : Drodi---3.6.0
% Problem : SEU165+2 : TPTP v8.1.2. Released v3.3.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% Computer : n005.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 20:41:18 EDT 2024
% Result : Theorem 0.21s 0.39s
% Output : CNFRefutation 0.21s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 5
% Syntax : Number of formulae : 33 ( 1 unt; 0 def)
% Number of atoms : 92 ( 0 equ)
% Maximal formula atoms : 6 ( 2 avg)
% Number of connectives : 97 ( 38 ~; 40 |; 12 &)
% ( 6 <=>; 0 =>; 0 <=; 1 <~>)
% Maximal formula depth : 9 ( 4 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 5 ( 4 usr; 4 prp; 0-2 aty)
% Number of functors : 6 ( 6 usr; 4 con; 0-2 aty)
% Number of variables : 46 ( 38 !; 8 ?)
% Comments :
%------------------------------------------------------------------------------
fof(f46,lemma,
! [A,B,C,D] :
( in(ordered_pair(A,B),cartesian_product2(C,D))
<=> ( in(A,C)
& in(B,D) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f51,conjecture,
! [A,B,C,D] :
( in(ordered_pair(A,B),cartesian_product2(C,D))
<=> ( in(A,C)
& in(B,D) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).
fof(f52,negated_conjecture,
~ ! [A,B,C,D] :
( in(ordered_pair(A,B),cartesian_product2(C,D))
<=> ( in(A,C)
& in(B,D) ) ),
inference(negated_conjecture,[status(cth)],[f51]) ).
fof(f238,plain,
! [A,B,C,D] :
( ( ~ in(ordered_pair(A,B),cartesian_product2(C,D))
| ( in(A,C)
& in(B,D) ) )
& ( in(ordered_pair(A,B),cartesian_product2(C,D))
| ~ in(A,C)
| ~ in(B,D) ) ),
inference(NNF_transformation,[status(esa)],[f46]) ).
fof(f239,plain,
( ! [A,B,C,D] :
( ~ in(ordered_pair(A,B),cartesian_product2(C,D))
| ( in(A,C)
& in(B,D) ) )
& ! [A,B,C,D] :
( in(ordered_pair(A,B),cartesian_product2(C,D))
| ~ in(A,C)
| ~ in(B,D) ) ),
inference(miniscoping,[status(esa)],[f238]) ).
fof(f240,plain,
! [X0,X1,X2,X3] :
( ~ in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
| in(X0,X2) ),
inference(cnf_transformation,[status(esa)],[f239]) ).
fof(f241,plain,
! [X0,X1,X2,X3] :
( ~ in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
| in(X1,X3) ),
inference(cnf_transformation,[status(esa)],[f239]) ).
fof(f242,plain,
! [X0,X1,X2,X3] :
( in(ordered_pair(X0,X1),cartesian_product2(X2,X3))
| ~ in(X0,X2)
| ~ in(X1,X3) ),
inference(cnf_transformation,[status(esa)],[f239]) ).
fof(f251,plain,
? [A,B,C,D] :
( in(ordered_pair(A,B),cartesian_product2(C,D))
<~> ( in(A,C)
& in(B,D) ) ),
inference(pre_NNF_transformation,[status(esa)],[f52]) ).
fof(f252,plain,
? [A,B,C,D] :
( ( in(ordered_pair(A,B),cartesian_product2(C,D))
| ( in(A,C)
& in(B,D) ) )
& ( ~ in(ordered_pair(A,B),cartesian_product2(C,D))
| ~ in(A,C)
| ~ in(B,D) ) ),
inference(NNF_transformation,[status(esa)],[f251]) ).
fof(f253,plain,
( ( in(ordered_pair(sk0_18,sk0_19),cartesian_product2(sk0_20,sk0_21))
| ( in(sk0_18,sk0_20)
& in(sk0_19,sk0_21) ) )
& ( ~ in(ordered_pair(sk0_18,sk0_19),cartesian_product2(sk0_20,sk0_21))
| ~ in(sk0_18,sk0_20)
| ~ in(sk0_19,sk0_21) ) ),
inference(skolemization,[status(esa)],[f252]) ).
fof(f254,plain,
( in(ordered_pair(sk0_18,sk0_19),cartesian_product2(sk0_20,sk0_21))
| in(sk0_18,sk0_20) ),
inference(cnf_transformation,[status(esa)],[f253]) ).
fof(f255,plain,
( in(ordered_pair(sk0_18,sk0_19),cartesian_product2(sk0_20,sk0_21))
| in(sk0_19,sk0_21) ),
inference(cnf_transformation,[status(esa)],[f253]) ).
fof(f256,plain,
( ~ in(ordered_pair(sk0_18,sk0_19),cartesian_product2(sk0_20,sk0_21))
| ~ in(sk0_18,sk0_20)
| ~ in(sk0_19,sk0_21) ),
inference(cnf_transformation,[status(esa)],[f253]) ).
fof(f371,plain,
( spl0_0
<=> in(ordered_pair(sk0_18,sk0_19),cartesian_product2(sk0_20,sk0_21)) ),
introduced(split_symbol_definition) ).
fof(f372,plain,
( in(ordered_pair(sk0_18,sk0_19),cartesian_product2(sk0_20,sk0_21))
| ~ spl0_0 ),
inference(component_clause,[status(thm)],[f371]) ).
fof(f374,plain,
( spl0_1
<=> in(sk0_18,sk0_20) ),
introduced(split_symbol_definition) ).
fof(f375,plain,
( in(sk0_18,sk0_20)
| ~ spl0_1 ),
inference(component_clause,[status(thm)],[f374]) ).
fof(f376,plain,
( ~ in(sk0_18,sk0_20)
| spl0_1 ),
inference(component_clause,[status(thm)],[f374]) ).
fof(f377,plain,
( spl0_0
| spl0_1 ),
inference(split_clause,[status(thm)],[f254,f371,f374]) ).
fof(f378,plain,
( spl0_2
<=> in(sk0_19,sk0_21) ),
introduced(split_symbol_definition) ).
fof(f379,plain,
( in(sk0_19,sk0_21)
| ~ spl0_2 ),
inference(component_clause,[status(thm)],[f378]) ).
fof(f381,plain,
( spl0_0
| spl0_2 ),
inference(split_clause,[status(thm)],[f255,f371,f378]) ).
fof(f382,plain,
( ~ spl0_0
| ~ spl0_1
| ~ spl0_2 ),
inference(split_clause,[status(thm)],[f256,f371,f374,f378]) ).
fof(f415,plain,
( in(sk0_18,sk0_20)
| ~ spl0_0 ),
inference(resolution,[status(thm)],[f240,f372]) ).
fof(f416,plain,
( $false
| spl0_1
| ~ spl0_0 ),
inference(forward_subsumption_resolution,[status(thm)],[f415,f376]) ).
fof(f417,plain,
( spl0_1
| ~ spl0_0 ),
inference(contradiction_clause,[status(thm)],[f416]) ).
fof(f420,plain,
! [X0,X1] :
( in(ordered_pair(X0,sk0_19),cartesian_product2(X1,sk0_21))
| ~ in(X0,X1)
| ~ spl0_2 ),
inference(resolution,[status(thm)],[f242,f379]) ).
fof(f423,plain,
( in(ordered_pair(sk0_18,sk0_19),cartesian_product2(sk0_20,sk0_21))
| ~ spl0_2
| ~ spl0_1 ),
inference(resolution,[status(thm)],[f420,f375]) ).
fof(f424,plain,
( spl0_0
| ~ spl0_2
| ~ spl0_1 ),
inference(split_clause,[status(thm)],[f423,f371,f378,f374]) ).
fof(f425,plain,
( in(sk0_19,sk0_21)
| ~ spl0_0 ),
inference(resolution,[status(thm)],[f372,f241]) ).
fof(f426,plain,
( spl0_2
| ~ spl0_0 ),
inference(split_clause,[status(thm)],[f425,f378,f371]) ).
fof(f429,plain,
$false,
inference(sat_refutation,[status(thm)],[f377,f381,f382,f417,f424,f426]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13 % Problem : SEU165+2 : TPTP v8.1.2. Released v3.3.0.
% 0.07/0.13 % Command : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.14/0.35 % Computer : n005.cluster.edu
% 0.14/0.35 % Model : x86_64 x86_64
% 0.14/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35 % Memory : 8042.1875MB
% 0.14/0.35 % OS : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35 % CPULimit : 300
% 0.14/0.35 % WCLimit : 300
% 0.14/0.35 % DateTime : Mon Apr 29 19:44:56 EDT 2024
% 0.14/0.35 % CPUTime :
% 0.14/0.36 % Drodi V3.6.0
% 0.21/0.39 % Refutation found
% 0.21/0.39 % SZS status Theorem for theBenchmark: Theorem is valid
% 0.21/0.39 % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.21/0.39 % Elapsed time: 0.038163 seconds
% 0.21/0.39 % CPU time: 0.126482 seconds
% 0.21/0.39 % Total memory used: 18.637 MB
% 0.21/0.39 % Net memory used: 18.568 MB
%------------------------------------------------------------------------------