TSTP Solution File: NUM343+1 by Metis---2.4
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%------------------------------------------------------------------------------
% File : Metis---2.4
% Problem : NUM343+1 : TPTP v8.1.0. Released v3.1.0.
% Transfm : none
% Format : tptp:raw
% Command : metis --show proof --show saturation %s
% Computer : n019.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 : Mon Jul 18 12:26:03 EDT 2022
% Result : Theorem 0.47s 0.64s
% Output : CNFRefutation 0.47s
% Verified :
% SZS Type : Refutation
% Derivation depth : 9
% Number of leaves : 3
% Syntax : Number of formulae : 19 ( 8 unt; 0 def)
% Number of atoms : 42 ( 9 equ)
% Maximal formula atoms : 7 ( 2 avg)
% Number of connectives : 41 ( 18 ~; 9 |; 8 &)
% ( 3 <=>; 3 =>; 0 <=; 0 <~>)
% Maximal formula depth : 7 ( 3 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 5 ( 2 usr; 1 prp; 0-3 aty)
% Number of functors : 3 ( 3 usr; 3 con; 0-0 aty)
% Number of variables : 24 ( 1 sgn 15 !; 3 ?)
% Comments :
%------------------------------------------------------------------------------
fof(less_property,axiom,
! [X,Y] :
( less(X,Y)
<=> ( ~ less(Y,X)
& Y != X ) ) ).
fof(sum_something_n0_samething,conjecture,
? [X] :
( ( less(nn1,X)
& less(X,n1) )
=> sum(n21,X,n21) ) ).
fof(subgoal_0,plain,
? [X] :
( ( less(nn1,X)
& less(X,n1) )
=> sum(n21,X,n21) ),
inference(strip,[],[sum_something_n0_samething]) ).
fof(negate_0_0,plain,
~ ? [X] :
( ( less(nn1,X)
& less(X,n1) )
=> sum(n21,X,n21) ),
inference(negate,[],[subgoal_0]) ).
fof(normalize_0_0,plain,
( ! [X] : ~ sum(n21,X,n21)
& ! [X] : less(X,n1)
& ! [X] : less(nn1,X) ),
inference(canonicalize,[],[negate_0_0]) ).
fof(normalize_0_1,plain,
! [X] : less(nn1,X),
inference(conjunct,[],[normalize_0_0]) ).
fof(normalize_0_2,plain,
! [X] : less(nn1,X),
inference(specialize,[],[normalize_0_1]) ).
fof(normalize_0_3,plain,
! [X,Y] :
( ~ less(X,Y)
<=> ( Y = X
| less(Y,X) ) ),
inference(canonicalize,[],[less_property]) ).
fof(normalize_0_4,plain,
! [X,Y] :
( ~ less(X,Y)
<=> ( Y = X
| less(Y,X) ) ),
inference(specialize,[],[normalize_0_3]) ).
fof(normalize_0_5,plain,
! [X,Y] :
( ( Y != X
| ~ less(X,Y) )
& ( ~ less(X,Y)
| ~ less(Y,X) )
& ( Y = X
| less(X,Y)
| less(Y,X) ) ),
inference(clausify,[],[normalize_0_4]) ).
fof(normalize_0_6,plain,
! [X,Y] :
( Y != X
| ~ less(X,Y) ),
inference(conjunct,[],[normalize_0_5]) ).
cnf(refute_0_0,plain,
less(nn1,X),
inference(canonicalize,[],[normalize_0_2]) ).
cnf(refute_0_1,plain,
less(nn1,nn1),
inference(subst,[],[refute_0_0:[bind(X,$fot(nn1))]]) ).
cnf(refute_0_2,plain,
( Y != X
| ~ less(X,Y) ),
inference(canonicalize,[],[normalize_0_6]) ).
cnf(refute_0_3,plain,
( X != X
| ~ less(X,X) ),
inference(subst,[],[refute_0_2:[bind(Y,$fot(X))]]) ).
cnf(refute_0_4,plain,
X = X,
introduced(tautology,[refl,[$fot(X)]]) ).
cnf(refute_0_5,plain,
~ less(X,X),
inference(resolve,[$cnf( $equal(X,X) )],[refute_0_4,refute_0_3]) ).
cnf(refute_0_6,plain,
~ less(nn1,nn1),
inference(subst,[],[refute_0_5:[bind(X,$fot(nn1))]]) ).
cnf(refute_0_7,plain,
$false,
inference(resolve,[$cnf( less(nn1,nn1) )],[refute_0_1,refute_0_6]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : NUM343+1 : TPTP v8.1.0. Released v3.1.0.
% 0.07/0.13 % Command : metis --show proof --show saturation %s
% 0.13/0.34 % Computer : n019.cluster.edu
% 0.13/0.34 % Model : x86_64 x86_64
% 0.13/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34 % Memory : 8042.1875MB
% 0.13/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34 % CPULimit : 300
% 0.13/0.34 % WCLimit : 600
% 0.13/0.34 % DateTime : Wed Jul 6 06:47:08 EDT 2022
% 0.13/0.34 % CPUTime :
% 0.13/0.34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.47/0.64 % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.47/0.64
% 0.47/0.64 % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.47/0.64
%------------------------------------------------------------------------------