TSTP Solution File: SEU160+2 by Metis---2.4
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%------------------------------------------------------------------------------
% File : Metis---2.4
% Problem : SEU160+2 : TPTP v8.1.0. Released v3.3.0.
% Transfm : none
% Format : tptp:raw
% Command : metis --show proof --show saturation %s
% Computer : n003.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 12:38:54 EDT 2022
% Result : Theorem 0.19s 0.51s
% Output : CNFRefutation 0.19s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 2
% Syntax : Number of formulae : 16 ( 4 unt; 0 def)
% Number of atoms : 40 ( 24 equ)
% Maximal formula atoms : 3 ( 2 avg)
% Number of connectives : 43 ( 19 ~; 5 |; 9 &)
% ( 6 <=>; 4 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 5 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 3 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 2 ( 2 usr; 1 con; 0-1 aty)
% Number of variables : 24 ( 0 sgn 20 !; 4 ?)
% Comments :
%------------------------------------------------------------------------------
fof(l4_zfmisc_1,lemma,
! [A,B] :
( subset(A,singleton(B))
<=> ( A = empty_set
| A = singleton(B) ) ) ).
fof(t39_zfmisc_1,conjecture,
! [A,B] :
( subset(A,singleton(B))
<=> ( A = empty_set
| A = singleton(B) ) ) ).
fof(subgoal_0,plain,
! [A,B] :
( ( subset(A,singleton(B))
& A != empty_set )
=> A = singleton(B) ),
inference(strip,[],[t39_zfmisc_1]) ).
fof(subgoal_1,plain,
! [A,B] :
( ( A = empty_set
| A = singleton(B) )
=> subset(A,singleton(B)) ),
inference(strip,[],[t39_zfmisc_1]) ).
fof(negate_0_0,plain,
~ ! [A,B] :
( ( subset(A,singleton(B))
& A != empty_set )
=> A = singleton(B) ),
inference(negate,[],[subgoal_0]) ).
fof(normalize_0_0,plain,
? [A,B] :
( A != empty_set
& A != singleton(B)
& subset(A,singleton(B)) ),
inference(canonicalize,[],[negate_0_0]) ).
fof(normalize_0_1,plain,
! [A,B] :
( ~ subset(A,singleton(B))
<=> ( A != empty_set
& A != singleton(B) ) ),
inference(canonicalize,[],[l4_zfmisc_1]) ).
fof(normalize_0_2,plain,
! [A,B] :
( ~ subset(A,singleton(B))
<=> ( A != empty_set
& A != singleton(B) ) ),
inference(specialize,[],[normalize_0_1]) ).
fof(normalize_0_3,plain,
$false,
inference(simplify,[],[normalize_0_0,normalize_0_2]) ).
cnf(refute_0_0,plain,
$false,
inference(canonicalize,[],[normalize_0_3]) ).
fof(negate_1_0,plain,
~ ! [A,B] :
( ( A = empty_set
| A = singleton(B) )
=> subset(A,singleton(B)) ),
inference(negate,[],[subgoal_1]) ).
fof(normalize_1_0,plain,
? [A,B] :
( ~ subset(A,singleton(B))
& ( A = empty_set
| A = singleton(B) ) ),
inference(canonicalize,[],[negate_1_0]) ).
fof(normalize_1_1,plain,
! [A,B] :
( ~ subset(A,singleton(B))
<=> ( A != empty_set
& A != singleton(B) ) ),
inference(canonicalize,[],[l4_zfmisc_1]) ).
fof(normalize_1_2,plain,
! [A,B] :
( ~ subset(A,singleton(B))
<=> ( A != empty_set
& A != singleton(B) ) ),
inference(specialize,[],[normalize_1_1]) ).
fof(normalize_1_3,plain,
$false,
inference(simplify,[],[normalize_1_0,normalize_1_2]) ).
cnf(refute_1_0,plain,
$false,
inference(canonicalize,[],[normalize_1_3]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11 % Problem : SEU160+2 : TPTP v8.1.0. Released v3.3.0.
% 0.07/0.12 % Command : metis --show proof --show saturation %s
% 0.12/0.33 % Computer : n003.cluster.edu
% 0.12/0.33 % Model : x86_64 x86_64
% 0.12/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33 % Memory : 8042.1875MB
% 0.12/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33 % CPULimit : 300
% 0.12/0.33 % WCLimit : 600
% 0.12/0.33 % DateTime : Sun Jun 19 02:19:28 EDT 2022
% 0.12/0.33 % CPUTime :
% 0.12/0.34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.19/0.51 % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.19/0.51
% 0.19/0.51 % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 0.19/0.51
%------------------------------------------------------------------------------