TSTP Solution File: SYN399+1 by Metis---2.4
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%------------------------------------------------------------------------------
% File : Metis---2.4
% Problem : SYN399+1 : TPTP v8.1.0. Released v2.0.0.
% Transfm : none
% Format : tptp:raw
% Command : metis --show proof --show saturation %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 : Thu Jul 21 09:02:07 EDT 2022
% Result : Theorem 0.13s 0.35s
% Output : CNFRefutation 0.13s
% Verified :
% SZS Type : Refutation
% Derivation depth : 9
% Number of leaves : 1
% Syntax : Number of formulae : 27 ( 18 unt; 0 def)
% Number of atoms : 50 ( 0 equ)
% Maximal formula atoms : 4 ( 1 avg)
% Number of connectives : 43 ( 20 ~; 0 |; 8 &)
% ( 10 <=>; 5 =>; 0 <=; 0 <~>)
% Maximal formula depth : 6 ( 3 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 3 ( 2 usr; 2 prp; 0-1 aty)
% Number of functors : 1 ( 1 usr; 1 con; 0-0 aty)
% Number of variables : 27 ( 4 sgn 21 !; 2 ?)
% Comments :
%------------------------------------------------------------------------------
fof(kalish223,conjecture,
( ! [X] :
( f(X)
<=> p )
=> ( ! [Y] : f(Y)
<=> p ) ) ).
fof(subgoal_0,plain,
( ( ! [X] :
( f(X)
<=> p )
& ! [Y] : f(Y) )
=> p ),
inference(strip,[],[kalish223]) ).
fof(subgoal_1,plain,
( ( ! [X] :
( f(X)
<=> p )
& p )
=> ! [Y] : f(Y) ),
inference(strip,[],[kalish223]) ).
fof(negate_0_0,plain,
~ ( ( ! [X] :
( f(X)
<=> p )
& ! [Y] : f(Y) )
=> p ),
inference(negate,[],[subgoal_0]) ).
fof(normalize_0_0,plain,
( ~ p
& ! [X] :
( ~ f(X)
<=> ~ p )
& ! [Y] : f(Y) ),
inference(canonicalize,[],[negate_0_0]) ).
fof(normalize_0_1,plain,
! [Y] : f(Y),
inference(conjunct,[],[normalize_0_0]) ).
fof(normalize_0_2,plain,
! [Y] : f(Y),
inference(specialize,[],[normalize_0_1]) ).
fof(normalize_0_3,plain,
! [X] :
( ~ f(X)
<=> ~ p ),
inference(conjunct,[],[normalize_0_0]) ).
fof(normalize_0_4,plain,
~ p,
inference(conjunct,[],[normalize_0_0]) ).
fof(normalize_0_5,plain,
! [X] : ~ f(X),
inference(simplify,[],[normalize_0_3,normalize_0_4]) ).
fof(normalize_0_6,plain,
! [X] : ~ f(X),
inference(specialize,[],[normalize_0_5]) ).
cnf(refute_0_0,plain,
f(Y),
inference(canonicalize,[],[normalize_0_2]) ).
cnf(refute_0_1,plain,
~ f(X),
inference(canonicalize,[],[normalize_0_6]) ).
cnf(refute_0_2,plain,
~ f(Y),
inference(subst,[],[refute_0_1:[bind(X,$fot(Y))]]) ).
cnf(refute_0_3,plain,
$false,
inference(resolve,[$cnf( f(Y) )],[refute_0_0,refute_0_2]) ).
fof(negate_1_0,plain,
~ ( ( ! [X] :
( f(X)
<=> p )
& p )
=> ! [Y] : f(Y) ),
inference(negate,[],[subgoal_1]) ).
fof(normalize_1_0,plain,
( p
& ? [Y] : ~ f(Y)
& ! [X] :
( ~ f(X)
<=> ~ p ) ),
inference(canonicalize,[],[negate_1_0]) ).
fof(normalize_1_1,plain,
? [Y] : ~ f(Y),
inference(conjunct,[],[normalize_1_0]) ).
fof(normalize_1_2,plain,
~ f(skolemFOFtoCNF_Y),
inference(skolemize,[],[normalize_1_1]) ).
fof(normalize_1_3,plain,
! [X] :
( ~ f(X)
<=> ~ p ),
inference(conjunct,[],[normalize_1_0]) ).
fof(normalize_1_4,plain,
p,
inference(conjunct,[],[normalize_1_0]) ).
fof(normalize_1_5,plain,
! [X] : f(X),
inference(simplify,[],[normalize_1_3,normalize_1_4]) ).
fof(normalize_1_6,plain,
! [X] : f(X),
inference(specialize,[],[normalize_1_5]) ).
cnf(refute_1_0,plain,
~ f(skolemFOFtoCNF_Y),
inference(canonicalize,[],[normalize_1_2]) ).
cnf(refute_1_1,plain,
f(X),
inference(canonicalize,[],[normalize_1_6]) ).
cnf(refute_1_2,plain,
f(skolemFOFtoCNF_Y),
inference(subst,[],[refute_1_1:[bind(X,$fot(skolemFOFtoCNF_Y))]]) ).
cnf(refute_1_3,plain,
$false,
inference(resolve,[$cnf( f(skolemFOFtoCNF_Y) )],[refute_1_2,refute_1_0]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.13 % Problem : SYN399+1 : TPTP v8.1.0. Released v2.0.0.
% 0.12/0.13 % Command : metis --show proof --show saturation %s
% 0.13/0.35 % Computer : n020.cluster.edu
% 0.13/0.35 % Model : x86_64 x86_64
% 0.13/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35 % Memory : 8042.1875MB
% 0.13/0.35 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35 % CPULimit : 300
% 0.13/0.35 % WCLimit : 600
% 0.13/0.35 % DateTime : Mon Jul 11 14:03:27 EDT 2022
% 0.13/0.35 % CPUTime :
% 0.13/0.35 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.13/0.35 % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.35
% 0.13/0.35 % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.13/0.36
%------------------------------------------------------------------------------