TSTP Solution File: LCL190-3 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : LCL190-3 : TPTP v8.1.0. Released v2.3.0.
% 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 : Sun Jul 17 12:50:25 EDT 2022

% Result   : Unsatisfiable 0.81s 0.99s
% Output   : CNFRefutation 0.81s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    5
% Syntax   : Number of clauses     :   17 (  10 unt;   0 nHn;   8 RR)
%            Number of literals    :   26 (   0 equ;  10 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-1 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   35 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(axiom_1_4,axiom,
    axiom(implies(or(A,B),or(B,A))) ).

cnf(axiom_1_6,axiom,
    axiom(implies(implies(A,B),implies(or(C,A),or(C,B)))) ).

cnf(rule_1,axiom,
    ( theorem(X)
    | ~ axiom(X) ) ).

cnf(rule_2,axiom,
    ( theorem(X)
    | ~ theorem(implies(Y,X))
    | ~ theorem(Y) ) ).

cnf(prove_this,negated_conjecture,
    ~ theorem(implies(or(p,or(q,r)),or(p,or(r,q)))) ).

cnf(refute_0_0,plain,
    ( ~ axiom(implies(or(X_7,X_8),or(X_8,X_7)))
    | theorem(implies(or(X_7,X_8),or(X_8,X_7))) ),
    inference(subst,[],[rule_1:[bind(X,$fot(implies(or(X_7,X_8),or(X_8,X_7))))]]) ).

cnf(refute_0_1,plain,
    axiom(implies(or(X_7,X_8),or(X_8,X_7))),
    inference(subst,[],[axiom_1_4:[bind(A,$fot(X_7)),bind(B,$fot(X_8))]]) ).

cnf(refute_0_2,plain,
    theorem(implies(or(X_7,X_8),or(X_8,X_7))),
    inference(resolve,[$cnf( axiom(implies(or(X_7,X_8),or(X_8,X_7))) )],[refute_0_1,refute_0_0]) ).

cnf(refute_0_3,plain,
    ( ~ axiom(implies(implies(X_27,X_28),implies(or(X_29,X_27),or(X_29,X_28))))
    | theorem(implies(implies(X_27,X_28),implies(or(X_29,X_27),or(X_29,X_28)))) ),
    inference(subst,[],[rule_1:[bind(X,$fot(implies(implies(X_27,X_28),implies(or(X_29,X_27),or(X_29,X_28)))))]]) ).

cnf(refute_0_4,plain,
    axiom(implies(implies(X_27,X_28),implies(or(X_29,X_27),or(X_29,X_28)))),
    inference(subst,[],[axiom_1_6:[bind(A,$fot(X_27)),bind(B,$fot(X_28)),bind(C,$fot(X_29))]]) ).

cnf(refute_0_5,plain,
    theorem(implies(implies(X_27,X_28),implies(or(X_29,X_27),or(X_29,X_28)))),
    inference(resolve,[$cnf( axiom(implies(implies(X_27,X_28),implies(or(X_29,X_27),or(X_29,X_28)))) )],[refute_0_4,refute_0_3]) ).

cnf(refute_0_6,plain,
    ( ~ theorem(implies(X_27,X_28))
    | ~ theorem(implies(implies(X_27,X_28),implies(or(X_29,X_27),or(X_29,X_28))))
    | theorem(implies(or(X_29,X_27),or(X_29,X_28))) ),
    inference(subst,[],[rule_2:[bind(X,$fot(implies(or(X_29,X_27),or(X_29,X_28)))),bind(Y,$fot(implies(X_27,X_28)))]]) ).

cnf(refute_0_7,plain,
    ( ~ theorem(implies(X_27,X_28))
    | theorem(implies(or(X_29,X_27),or(X_29,X_28))) ),
    inference(resolve,[$cnf( theorem(implies(implies(X_27,X_28),implies(or(X_29,X_27),or(X_29,X_28)))) )],[refute_0_5,refute_0_6]) ).

cnf(refute_0_8,plain,
    ( ~ theorem(implies(or(X_7,X_8),or(X_8,X_7)))
    | theorem(implies(or(X_1878,or(X_7,X_8)),or(X_1878,or(X_8,X_7)))) ),
    inference(subst,[],[refute_0_7:[bind(X_27,$fot(or(X_7,X_8))),bind(X_28,$fot(or(X_8,X_7))),bind(X_29,$fot(X_1878))]]) ).

cnf(refute_0_9,plain,
    theorem(implies(or(X_1878,or(X_7,X_8)),or(X_1878,or(X_8,X_7)))),
    inference(resolve,[$cnf( theorem(implies(or(X_7,X_8),or(X_8,X_7))) )],[refute_0_2,refute_0_8]) ).

cnf(refute_0_10,plain,
    theorem(implies(or(p,or(q,r)),or(p,or(r,q)))),
    inference(subst,[],[refute_0_9:[bind(X_1878,$fot(p)),bind(X_7,$fot(q)),bind(X_8,$fot(r))]]) ).

cnf(refute_0_11,plain,
    $false,
    inference(resolve,[$cnf( theorem(implies(or(p,or(q,r)),or(p,or(r,q)))) )],[refute_0_10,prove_this]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : LCL190-3 : TPTP v8.1.0. Released v2.3.0.
% 0.03/0.13  % Command  : metis --show proof --show saturation %s
% 0.12/0.33  % Computer : n004.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 Jul  3 18:32:22 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.12/0.34  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.81/0.99  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.81/0.99  
% 0.81/0.99  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.81/0.99  
%------------------------------------------------------------------------------