TSTP Solution File: SEU148+3 by Metis---2.4
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%------------------------------------------------------------------------------
% File : Metis---2.4
% Problem : SEU148+3 : TPTP v8.1.0. Released v3.2.0.
% Transfm : none
% Format : tptp:raw
% Command : metis --show proof --show saturation %s
% Computer : n004.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 12:38:46 EDT 2022
% Result : Theorem 0.11s 0.32s
% Output : CNFRefutation 0.11s
% Verified :
% SZS Type : Refutation
% Derivation depth : 13
% Number of leaves : 9
% Syntax : Number of formulae : 52 ( 20 unt; 0 def)
% Number of atoms : 116 ( 76 equ)
% Maximal formula atoms : 12 ( 2 avg)
% Number of connectives : 120 ( 56 ~; 43 |; 9 &)
% ( 9 <=>; 3 =>; 0 <=; 0 <~>)
% Maximal formula depth : 10 ( 3 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 5 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 3 con; 0-2 aty)
% Number of variables : 62 ( 1 sgn 35 !; 4 ?)
% Comments :
%------------------------------------------------------------------------------
fof(d1_tarski,axiom,
! [A,B] :
( B = singleton(A)
<=> ! [C] :
( in(C,B)
<=> C = A ) ) ).
fof(l1_zfmisc_1,axiom,
! [A] : singleton(A) != empty_set ).
fof(l4_zfmisc_1,axiom,
! [A,B] :
( subset(A,singleton(B))
<=> ( A = empty_set
| A = singleton(B) ) ) ).
fof(t6_zfmisc_1,conjecture,
! [A,B] :
( subset(singleton(A),singleton(B))
=> A = B ) ).
fof(subgoal_0,plain,
! [A,B] :
( subset(singleton(A),singleton(B))
=> A = B ),
inference(strip,[],[t6_zfmisc_1]) ).
fof(negate_0_0,plain,
~ ! [A,B] :
( subset(singleton(A),singleton(B))
=> A = B ),
inference(negate,[],[subgoal_0]) ).
fof(normalize_0_0,plain,
! [A,B] :
( B != singleton(A)
<=> ? [C] :
( C != A
<=> in(C,B) ) ),
inference(canonicalize,[],[d1_tarski]) ).
fof(normalize_0_1,plain,
! [A,B] :
( B != singleton(A)
<=> ? [C] :
( C != A
<=> in(C,B) ) ),
inference(specialize,[],[normalize_0_0]) ).
fof(normalize_0_2,plain,
! [A,B,C] :
( ( B != singleton(A)
| C != A
| in(C,B) )
& ( B != singleton(A)
| ~ in(C,B)
| C = A )
& ( skolemFOFtoCNF_C(A,B) != A
| ~ in(skolemFOFtoCNF_C(A,B),B)
| B = singleton(A) )
& ( B = singleton(A)
| skolemFOFtoCNF_C(A,B) = A
| in(skolemFOFtoCNF_C(A,B),B) ) ),
inference(clausify,[],[normalize_0_1]) ).
fof(normalize_0_3,plain,
! [A,B,C] :
( B != singleton(A)
| ~ in(C,B)
| C = A ),
inference(conjunct,[],[normalize_0_2]) ).
fof(normalize_0_4,plain,
! [A,B,C] :
( B != singleton(A)
| C != A
| in(C,B) ),
inference(conjunct,[],[normalize_0_2]) ).
fof(normalize_0_5,plain,
? [A,B] :
( A != B
& subset(singleton(A),singleton(B)) ),
inference(canonicalize,[],[negate_0_0]) ).
fof(normalize_0_6,plain,
( skolemFOFtoCNF_A_2 != skolemFOFtoCNF_B
& subset(singleton(skolemFOFtoCNF_A_2),singleton(skolemFOFtoCNF_B)) ),
inference(skolemize,[],[normalize_0_5]) ).
fof(normalize_0_7,plain,
subset(singleton(skolemFOFtoCNF_A_2),singleton(skolemFOFtoCNF_B)),
inference(conjunct,[],[normalize_0_6]) ).
fof(normalize_0_8,plain,
! [A,B] :
( ~ subset(A,singleton(B))
<=> ( A != empty_set
& A != singleton(B) ) ),
inference(canonicalize,[],[l4_zfmisc_1]) ).
fof(normalize_0_9,plain,
! [A,B] :
( ~ subset(A,singleton(B))
<=> ( A != empty_set
& A != singleton(B) ) ),
inference(specialize,[],[normalize_0_8]) ).
fof(normalize_0_10,plain,
! [A,B] :
( ( A != empty_set
| subset(A,singleton(B)) )
& ( A != singleton(B)
| subset(A,singleton(B)) )
& ( ~ subset(A,singleton(B))
| A = empty_set
| A = singleton(B) ) ),
inference(clausify,[],[normalize_0_9]) ).
fof(normalize_0_11,plain,
! [A,B] :
( ~ subset(A,singleton(B))
| A = empty_set
| A = singleton(B) ),
inference(conjunct,[],[normalize_0_10]) ).
fof(normalize_0_12,plain,
! [A] : singleton(A) != empty_set,
inference(canonicalize,[],[l1_zfmisc_1]) ).
fof(normalize_0_13,plain,
! [A] : singleton(A) != empty_set,
inference(specialize,[],[normalize_0_12]) ).
fof(normalize_0_14,plain,
skolemFOFtoCNF_A_2 != skolemFOFtoCNF_B,
inference(conjunct,[],[normalize_0_6]) ).
cnf(refute_0_0,plain,
( B != singleton(A)
| ~ in(C,B)
| C = A ),
inference(canonicalize,[],[normalize_0_3]) ).
cnf(refute_0_1,plain,
( singleton(A) != singleton(A)
| ~ in(C,singleton(A))
| C = A ),
inference(subst,[],[refute_0_0:[bind(B,$fot(singleton(A)))]]) ).
cnf(refute_0_2,plain,
singleton(A) = singleton(A),
introduced(tautology,[refl,[$fot(singleton(A))]]) ).
cnf(refute_0_3,plain,
( ~ in(C,singleton(A))
| C = A ),
inference(resolve,[$cnf( $equal(singleton(A),singleton(A)) )],[refute_0_2,refute_0_1]) ).
cnf(refute_0_4,plain,
( ~ in(skolemFOFtoCNF_B,singleton(skolemFOFtoCNF_A_2))
| skolemFOFtoCNF_B = skolemFOFtoCNF_A_2 ),
inference(subst,[],[refute_0_3:[bind(A,$fot(skolemFOFtoCNF_A_2)),bind(C,$fot(skolemFOFtoCNF_B))]]) ).
cnf(refute_0_5,plain,
( B != singleton(A)
| C != A
| in(C,B) ),
inference(canonicalize,[],[normalize_0_4]) ).
cnf(refute_0_6,plain,
( A != A
| singleton(A) != singleton(A)
| in(A,singleton(A)) ),
inference(subst,[],[refute_0_5:[bind(B,$fot(singleton(A))),bind(C,$fot(A))]]) ).
cnf(refute_0_7,plain,
A = A,
introduced(tautology,[refl,[$fot(A)]]) ).
cnf(refute_0_8,plain,
( singleton(A) != singleton(A)
| in(A,singleton(A)) ),
inference(resolve,[$cnf( $equal(A,A) )],[refute_0_7,refute_0_6]) ).
cnf(refute_0_9,plain,
in(A,singleton(A)),
inference(resolve,[$cnf( $equal(singleton(A),singleton(A)) )],[refute_0_2,refute_0_8]) ).
cnf(refute_0_10,plain,
in(skolemFOFtoCNF_B,singleton(skolemFOFtoCNF_B)),
inference(subst,[],[refute_0_9:[bind(A,$fot(skolemFOFtoCNF_B))]]) ).
cnf(refute_0_11,plain,
subset(singleton(skolemFOFtoCNF_A_2),singleton(skolemFOFtoCNF_B)),
inference(canonicalize,[],[normalize_0_7]) ).
cnf(refute_0_12,plain,
( ~ subset(A,singleton(B))
| A = empty_set
| A = singleton(B) ),
inference(canonicalize,[],[normalize_0_11]) ).
cnf(refute_0_13,plain,
( ~ subset(singleton(skolemFOFtoCNF_A_2),singleton(skolemFOFtoCNF_B))
| singleton(skolemFOFtoCNF_A_2) = empty_set
| singleton(skolemFOFtoCNF_A_2) = singleton(skolemFOFtoCNF_B) ),
inference(subst,[],[refute_0_12:[bind(A,$fot(singleton(skolemFOFtoCNF_A_2))),bind(B,$fot(skolemFOFtoCNF_B))]]) ).
cnf(refute_0_14,plain,
( singleton(skolemFOFtoCNF_A_2) = empty_set
| singleton(skolemFOFtoCNF_A_2) = singleton(skolemFOFtoCNF_B) ),
inference(resolve,[$cnf( subset(singleton(skolemFOFtoCNF_A_2),singleton(skolemFOFtoCNF_B)) )],[refute_0_11,refute_0_13]) ).
cnf(refute_0_15,plain,
singleton(A) != empty_set,
inference(canonicalize,[],[normalize_0_13]) ).
cnf(refute_0_16,plain,
singleton(skolemFOFtoCNF_A_2) != empty_set,
inference(subst,[],[refute_0_15:[bind(A,$fot(skolemFOFtoCNF_A_2))]]) ).
cnf(refute_0_17,plain,
singleton(skolemFOFtoCNF_A_2) = singleton(skolemFOFtoCNF_B),
inference(resolve,[$cnf( $equal(singleton(skolemFOFtoCNF_A_2),empty_set) )],[refute_0_14,refute_0_16]) ).
cnf(refute_0_18,plain,
X = X,
introduced(tautology,[refl,[$fot(X)]]) ).
cnf(refute_0_19,plain,
( X != X
| X != Y
| Y = X ),
introduced(tautology,[equality,[$cnf( $equal(X,X) ),[0],$fot(Y)]]) ).
cnf(refute_0_20,plain,
( X != Y
| Y = X ),
inference(resolve,[$cnf( $equal(X,X) )],[refute_0_18,refute_0_19]) ).
cnf(refute_0_21,plain,
( singleton(skolemFOFtoCNF_A_2) != singleton(skolemFOFtoCNF_B)
| singleton(skolemFOFtoCNF_B) = singleton(skolemFOFtoCNF_A_2) ),
inference(subst,[],[refute_0_20:[bind(X,$fot(singleton(skolemFOFtoCNF_A_2))),bind(Y,$fot(singleton(skolemFOFtoCNF_B)))]]) ).
cnf(refute_0_22,plain,
singleton(skolemFOFtoCNF_B) = singleton(skolemFOFtoCNF_A_2),
inference(resolve,[$cnf( $equal(singleton(skolemFOFtoCNF_A_2),singleton(skolemFOFtoCNF_B)) )],[refute_0_17,refute_0_21]) ).
cnf(refute_0_23,plain,
( singleton(skolemFOFtoCNF_B) != singleton(skolemFOFtoCNF_A_2)
| ~ in(skolemFOFtoCNF_B,singleton(skolemFOFtoCNF_B))
| in(skolemFOFtoCNF_B,singleton(skolemFOFtoCNF_A_2)) ),
introduced(tautology,[equality,[$cnf( in(skolemFOFtoCNF_B,singleton(skolemFOFtoCNF_B)) ),[1],$fot(singleton(skolemFOFtoCNF_A_2))]]) ).
cnf(refute_0_24,plain,
( ~ in(skolemFOFtoCNF_B,singleton(skolemFOFtoCNF_B))
| in(skolemFOFtoCNF_B,singleton(skolemFOFtoCNF_A_2)) ),
inference(resolve,[$cnf( $equal(singleton(skolemFOFtoCNF_B),singleton(skolemFOFtoCNF_A_2)) )],[refute_0_22,refute_0_23]) ).
cnf(refute_0_25,plain,
in(skolemFOFtoCNF_B,singleton(skolemFOFtoCNF_A_2)),
inference(resolve,[$cnf( in(skolemFOFtoCNF_B,singleton(skolemFOFtoCNF_B)) )],[refute_0_10,refute_0_24]) ).
cnf(refute_0_26,plain,
skolemFOFtoCNF_B = skolemFOFtoCNF_A_2,
inference(resolve,[$cnf( in(skolemFOFtoCNF_B,singleton(skolemFOFtoCNF_A_2)) )],[refute_0_25,refute_0_4]) ).
cnf(refute_0_27,plain,
skolemFOFtoCNF_A_2 != skolemFOFtoCNF_B,
inference(canonicalize,[],[normalize_0_14]) ).
cnf(refute_0_28,plain,
( skolemFOFtoCNF_B != skolemFOFtoCNF_A_2
| skolemFOFtoCNF_A_2 = skolemFOFtoCNF_B ),
inference(subst,[],[refute_0_20:[bind(X,$fot(skolemFOFtoCNF_B)),bind(Y,$fot(skolemFOFtoCNF_A_2))]]) ).
cnf(refute_0_29,plain,
skolemFOFtoCNF_B != skolemFOFtoCNF_A_2,
inference(resolve,[$cnf( $equal(skolemFOFtoCNF_A_2,skolemFOFtoCNF_B) )],[refute_0_28,refute_0_27]) ).
cnf(refute_0_30,plain,
$false,
inference(resolve,[$cnf( $equal(skolemFOFtoCNF_B,skolemFOFtoCNF_A_2) )],[refute_0_26,refute_0_29]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.09/0.10 % Problem : SEU148+3 : TPTP v8.1.0. Released v3.2.0.
% 0.09/0.11 % Command : metis --show proof --show saturation %s
% 0.11/0.31 % Computer : n004.cluster.edu
% 0.11/0.31 % Model : x86_64 x86_64
% 0.11/0.31 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.31 % Memory : 8042.1875MB
% 0.11/0.31 % OS : Linux 3.10.0-693.el7.x86_64
% 0.11/0.31 % CPULimit : 300
% 0.11/0.31 % WCLimit : 600
% 0.11/0.31 % DateTime : Sun Jun 19 12:48:08 EDT 2022
% 0.11/0.32 % CPUTime :
% 0.11/0.32 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.11/0.32 % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.11/0.32
% 0.11/0.32 % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.11/0.33
%------------------------------------------------------------------------------