TSTP Solution File: LCL361-1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : LCL361-1 : TPTP v8.1.0. Released v2.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n015.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 12:51:44 EDT 2022

% Result   : Unsatisfiable 1.12s 1.30s
% Output   : CNFRefutation 1.12s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    4
% Syntax   : Number of clauses     :   25 (  14 unt;   0 nHn;  11 RR)
%            Number of literals    :   40 (   0 equ;  16 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-1 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-2 aty)
%            Number of variables   :   74 (   6 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(condensed_detachment,axiom,
    ( ~ is_a_theorem(implies(X,Y))
    | ~ is_a_theorem(X)
    | is_a_theorem(Y) ) ).

cnf(cn_1,axiom,
    is_a_theorem(implies(implies(X,Y),implies(implies(Y,Z),implies(X,Z)))) ).

cnf(cn_3,axiom,
    is_a_theorem(implies(X,implies(not(X),Y))) ).

cnf(prove_cn_10,negated_conjecture,
    ~ is_a_theorem(implies(x,implies(implies(implies(not(x),x),x),implies(implies(y,x),x)))) ).

cnf(refute_0_0,plain,
    ( ~ is_a_theorem(implies(implies(implies(not(X_26),X_25),X_27),implies(X_26,X_27)))
    | ~ is_a_theorem(implies(implies(not(X_26),X_25),X_27))
    | is_a_theorem(implies(X_26,X_27)) ),
    inference(subst,[],[condensed_detachment:[bind(X,$fot(implies(implies(not(X_26),X_25),X_27))),bind(Y,$fot(implies(X_26,X_27)))]]) ).

cnf(refute_0_1,plain,
    is_a_theorem(implies(X_20,implies(not(X_20),Y))),
    inference(subst,[],[cn_3:[bind(X,$fot(X_20))]]) ).

cnf(refute_0_2,plain,
    ( ~ is_a_theorem(implies(X,Y))
    | ~ is_a_theorem(implies(implies(X,Y),implies(implies(Y,Z),implies(X,Z))))
    | is_a_theorem(implies(implies(Y,Z),implies(X,Z))) ),
    inference(subst,[],[condensed_detachment:[bind(X,$fot(implies(X,Y))),bind(Y,$fot(implies(implies(Y,Z),implies(X,Z))))]]) ).

cnf(refute_0_3,plain,
    ( ~ is_a_theorem(implies(X,Y))
    | is_a_theorem(implies(implies(Y,Z),implies(X,Z))) ),
    inference(resolve,[$cnf( is_a_theorem(implies(implies(X,Y),implies(implies(Y,Z),implies(X,Z)))) )],[cn_1,refute_0_2]) ).

cnf(refute_0_4,plain,
    ( ~ is_a_theorem(implies(X_20,implies(not(X_20),Y)))
    | is_a_theorem(implies(implies(implies(not(X_20),Y),X_22),implies(X_20,X_22))) ),
    inference(subst,[],[refute_0_3:[bind(X,$fot(X_20)),bind(Y,$fot(implies(not(X_20),Y))),bind(Z,$fot(X_22))]]) ).

cnf(refute_0_5,plain,
    is_a_theorem(implies(implies(implies(not(X_20),Y),X_22),implies(X_20,X_22))),
    inference(resolve,[$cnf( is_a_theorem(implies(X_20,implies(not(X_20),Y))) )],[refute_0_1,refute_0_4]) ).

cnf(refute_0_6,plain,
    is_a_theorem(implies(implies(implies(not(X_26),X_25),X_27),implies(X_26,X_27))),
    inference(subst,[],[refute_0_5:[bind(Y,$fot(X_25)),bind(X_20,$fot(X_26)),bind(X_22,$fot(X_27))]]) ).

cnf(refute_0_7,plain,
    ( ~ is_a_theorem(implies(implies(not(X_26),X_25),X_27))
    | is_a_theorem(implies(X_26,X_27)) ),
    inference(resolve,[$cnf( is_a_theorem(implies(implies(implies(not(X_26),X_25),X_27),implies(X_26,X_27))) )],[refute_0_6,refute_0_0]) ).

cnf(refute_0_8,plain,
    ( ~ is_a_theorem(implies(implies(not(X_26),X_1969),implies(implies(implies(not(X_26),X_1970),X_1967),implies(implies(X_1969,X_1970),X_1967))))
    | is_a_theorem(implies(X_26,implies(implies(implies(not(X_26),X_1970),X_1967),implies(implies(X_1969,X_1970),X_1967)))) ),
    inference(subst,[],[refute_0_7:[bind(X_25,$fot(X_1969)),bind(X_27,$fot(implies(implies(implies(not(X_26),X_1970),X_1967),implies(implies(X_1969,X_1970),X_1967))))]]) ).

cnf(refute_0_9,plain,
    is_a_theorem(implies(implies(implies(X_1924,X_1925),implies(X_1923,X_1925)),implies(implies(implies(X_1923,X_1925),Z),implies(implies(X_1924,X_1925),Z)))),
    inference(subst,[],[cn_1:[bind(X,$fot(implies(X_1924,X_1925))),bind(Y,$fot(implies(X_1923,X_1925)))]]) ).

cnf(refute_0_10,plain,
    ( ~ is_a_theorem(implies(implies(implies(X_73,X_74),implies(X_72,X_74)),X_75))
    | ~ is_a_theorem(implies(implies(implies(implies(X_73,X_74),implies(X_72,X_74)),X_75),implies(implies(X_72,X_73),X_75)))
    | is_a_theorem(implies(implies(X_72,X_73),X_75)) ),
    inference(subst,[],[condensed_detachment:[bind(X,$fot(implies(implies(implies(X_73,X_74),implies(X_72,X_74)),X_75))),bind(Y,$fot(implies(implies(X_72,X_73),X_75)))]]) ).

cnf(refute_0_11,plain,
    ( ~ is_a_theorem(implies(implies(X,Y),implies(implies(Y,Z),implies(X,Z))))
    | is_a_theorem(implies(implies(implies(implies(Y,Z),implies(X,Z)),X_22),implies(implies(X,Y),X_22))) ),
    inference(subst,[],[refute_0_3:[bind(X,$fot(implies(X,Y))),bind(Y,$fot(implies(implies(Y,Z),implies(X,Z)))),bind(Z,$fot(X_22))]]) ).

cnf(refute_0_12,plain,
    is_a_theorem(implies(implies(implies(implies(Y,Z),implies(X,Z)),X_22),implies(implies(X,Y),X_22))),
    inference(resolve,[$cnf( is_a_theorem(implies(implies(X,Y),implies(implies(Y,Z),implies(X,Z)))) )],[cn_1,refute_0_11]) ).

cnf(refute_0_13,plain,
    is_a_theorem(implies(implies(implies(implies(X_73,X_74),implies(X_72,X_74)),X_75),implies(implies(X_72,X_73),X_75))),
    inference(subst,[],[refute_0_12:[bind(X,$fot(X_72)),bind(Y,$fot(X_73)),bind(Z,$fot(X_74)),bind(X_22,$fot(X_75))]]) ).

cnf(refute_0_14,plain,
    ( ~ is_a_theorem(implies(implies(implies(X_73,X_74),implies(X_72,X_74)),X_75))
    | is_a_theorem(implies(implies(X_72,X_73),X_75)) ),
    inference(resolve,[$cnf( is_a_theorem(implies(implies(implies(implies(X_73,X_74),implies(X_72,X_74)),X_75),implies(implies(X_72,X_73),X_75))) )],[refute_0_13,refute_0_10]) ).

cnf(refute_0_15,plain,
    ( ~ is_a_theorem(implies(implies(implies(X_1924,X_1925),implies(X_1923,X_1925)),implies(implies(implies(X_1923,X_1925),Z),implies(implies(X_1924,X_1925),Z))))
    | is_a_theorem(implies(implies(X_1923,X_1924),implies(implies(implies(X_1923,X_1925),Z),implies(implies(X_1924,X_1925),Z)))) ),
    inference(subst,[],[refute_0_14:[bind(X_72,$fot(X_1923)),bind(X_73,$fot(X_1924)),bind(X_74,$fot(X_1925)),bind(X_75,$fot(implies(implies(implies(X_1923,X_1925),Z),implies(implies(X_1924,X_1925),Z))))]]) ).

cnf(refute_0_16,plain,
    is_a_theorem(implies(implies(X_1923,X_1924),implies(implies(implies(X_1923,X_1925),Z),implies(implies(X_1924,X_1925),Z)))),
    inference(resolve,[$cnf( is_a_theorem(implies(implies(implies(X_1924,X_1925),implies(X_1923,X_1925)),implies(implies(implies(X_1923,X_1925),Z),implies(implies(X_1924,X_1925),Z)))) )],[refute_0_9,refute_0_15]) ).

cnf(refute_0_17,plain,
    is_a_theorem(implies(implies(not(X_26),X_1969),implies(implies(implies(not(X_26),X_1970),X_1967),implies(implies(X_1969,X_1970),X_1967)))),
    inference(subst,[],[refute_0_16:[bind(Z,$fot(X_1967)),bind(X_1923,$fot(not(X_26))),bind(X_1924,$fot(X_1969)),bind(X_1925,$fot(X_1970))]]) ).

cnf(refute_0_18,plain,
    is_a_theorem(implies(X_26,implies(implies(implies(not(X_26),X_1970),X_1967),implies(implies(X_1969,X_1970),X_1967)))),
    inference(resolve,[$cnf( is_a_theorem(implies(implies(not(X_26),X_1969),implies(implies(implies(not(X_26),X_1970),X_1967),implies(implies(X_1969,X_1970),X_1967)))) )],[refute_0_17,refute_0_8]) ).

cnf(refute_0_19,plain,
    is_a_theorem(implies(x,implies(implies(implies(not(x),x),x),implies(implies(y,x),x)))),
    inference(subst,[],[refute_0_18:[bind(X_1967,$fot(x)),bind(X_1969,$fot(y)),bind(X_1970,$fot(x)),bind(X_26,$fot(x))]]) ).

cnf(refute_0_20,plain,
    $false,
    inference(resolve,[$cnf( is_a_theorem(implies(x,implies(implies(implies(not(x),x),x),implies(implies(y,x),x)))) )],[refute_0_19,prove_cn_10]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : LCL361-1 : TPTP v8.1.0. Released v2.3.0.
% 0.07/0.13  % Command  : metis --show proof --show saturation %s
% 0.13/0.34  % Computer : n015.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 : Sun Jul  3 19:25:45 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 1.12/1.30  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 1.12/1.30  
% 1.12/1.30  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 1.12/1.30  
%------------------------------------------------------------------------------