TSTP Solution File: COL029-1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : COL029-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n032.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 : Fri Jul 15 00:36:15 EDT 2022

% Result   : Unsatisfiable 0.16s 0.31s
% Output   : CNFRefutation 0.16s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    7
%            Number of leaves      :    6
% Syntax   : Number of clauses     :   15 (  10 unt;   0 nHn;  11 RR)
%            Number of literals    :   22 (  21 equ;  11 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    3 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   1 con; 0-2 aty)
%            Number of variables   :   15 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(u_definition,axiom,
    apply(apply(u,X),Y) = apply(Y,apply(apply(X,X),Y)) ).

cnf(prove_fixed_point,negated_conjecture,
    apply(Y,f(Y)) != apply(f(Y),apply(Y,f(Y))) ).

cnf(refute_0_0,plain,
    apply(apply(X_1,X_1),f(apply(X_1,X_1))) != apply(f(apply(X_1,X_1)),apply(apply(X_1,X_1),f(apply(X_1,X_1)))),
    inference(subst,[],[prove_fixed_point:[bind(Y,$fot(apply(X_1,X_1)))]]) ).

cnf(refute_0_1,plain,
    apply(apply(u,X_1),f(apply(X_1,X_1))) = apply(f(apply(X_1,X_1)),apply(apply(X_1,X_1),f(apply(X_1,X_1)))),
    inference(subst,[],[u_definition:[bind(X,$fot(X_1)),bind(Y,$fot(f(apply(X_1,X_1))))]]) ).

cnf(refute_0_2,plain,
    X0 = X0,
    introduced(tautology,[refl,[$fot(X0)]]) ).

cnf(refute_0_3,plain,
    ( X0 != X0
    | X0 != Y0
    | Y0 = X0 ),
    introduced(tautology,[equality,[$cnf( $equal(X0,X0) ),[0],$fot(Y0)]]) ).

cnf(refute_0_4,plain,
    ( X0 != Y0
    | Y0 = X0 ),
    inference(resolve,[$cnf( $equal(X0,X0) )],[refute_0_2,refute_0_3]) ).

cnf(refute_0_5,plain,
    ( apply(apply(u,X_1),f(apply(X_1,X_1))) != apply(f(apply(X_1,X_1)),apply(apply(X_1,X_1),f(apply(X_1,X_1))))
    | apply(f(apply(X_1,X_1)),apply(apply(X_1,X_1),f(apply(X_1,X_1)))) = apply(apply(u,X_1),f(apply(X_1,X_1))) ),
    inference(subst,[],[refute_0_4:[bind(X0,$fot(apply(apply(u,X_1),f(apply(X_1,X_1))))),bind(Y0,$fot(apply(f(apply(X_1,X_1)),apply(apply(X_1,X_1),f(apply(X_1,X_1))))))]]) ).

cnf(refute_0_6,plain,
    apply(f(apply(X_1,X_1)),apply(apply(X_1,X_1),f(apply(X_1,X_1)))) = apply(apply(u,X_1),f(apply(X_1,X_1))),
    inference(resolve,[$cnf( $equal(apply(apply(u,X_1),f(apply(X_1,X_1))),apply(f(apply(X_1,X_1)),apply(apply(X_1,X_1),f(apply(X_1,X_1))))) )],[refute_0_1,refute_0_5]) ).

cnf(refute_0_7,plain,
    ( apply(apply(X_1,X_1),f(apply(X_1,X_1))) != apply(apply(u,X_1),f(apply(X_1,X_1)))
    | apply(f(apply(X_1,X_1)),apply(apply(X_1,X_1),f(apply(X_1,X_1)))) != apply(apply(u,X_1),f(apply(X_1,X_1)))
    | apply(apply(X_1,X_1),f(apply(X_1,X_1))) = apply(f(apply(X_1,X_1)),apply(apply(X_1,X_1),f(apply(X_1,X_1)))) ),
    introduced(tautology,[equality,[$cnf( ~ $equal(apply(apply(X_1,X_1),f(apply(X_1,X_1))),apply(f(apply(X_1,X_1)),apply(apply(X_1,X_1),f(apply(X_1,X_1))))) ),[1],$fot(apply(apply(u,X_1),f(apply(X_1,X_1))))]]) ).

cnf(refute_0_8,plain,
    ( apply(apply(X_1,X_1),f(apply(X_1,X_1))) != apply(apply(u,X_1),f(apply(X_1,X_1)))
    | apply(apply(X_1,X_1),f(apply(X_1,X_1))) = apply(f(apply(X_1,X_1)),apply(apply(X_1,X_1),f(apply(X_1,X_1)))) ),
    inference(resolve,[$cnf( $equal(apply(f(apply(X_1,X_1)),apply(apply(X_1,X_1),f(apply(X_1,X_1)))),apply(apply(u,X_1),f(apply(X_1,X_1)))) )],[refute_0_6,refute_0_7]) ).

cnf(refute_0_9,plain,
    apply(apply(X_1,X_1),f(apply(X_1,X_1))) != apply(apply(u,X_1),f(apply(X_1,X_1))),
    inference(resolve,[$cnf( $equal(apply(apply(X_1,X_1),f(apply(X_1,X_1))),apply(f(apply(X_1,X_1)),apply(apply(X_1,X_1),f(apply(X_1,X_1))))) )],[refute_0_8,refute_0_0]) ).

cnf(refute_0_10,plain,
    apply(apply(u,u),f(apply(u,u))) != apply(apply(u,u),f(apply(u,u))),
    inference(subst,[],[refute_0_9:[bind(X_1,$fot(u))]]) ).

cnf(refute_0_11,plain,
    apply(apply(u,u),f(apply(u,u))) = apply(apply(u,u),f(apply(u,u))),
    introduced(tautology,[refl,[$fot(apply(apply(u,u),f(apply(u,u))))]]) ).

cnf(refute_0_12,plain,
    $false,
    inference(resolve,[$cnf( $equal(apply(apply(u,u),f(apply(u,u))),apply(apply(u,u),f(apply(u,u)))) )],[refute_0_11,refute_0_10]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.11  % Problem  : COL029-1 : TPTP v8.1.0. Released v1.0.0.
% 0.04/0.11  % Command  : metis --show proof --show saturation %s
% 0.12/0.31  % Computer : n032.cluster.edu
% 0.12/0.31  % Model    : x86_64 x86_64
% 0.12/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.31  % Memory   : 8042.1875MB
% 0.12/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.31  % CPULimit : 300
% 0.12/0.31  % WCLimit  : 600
% 0.12/0.31  % DateTime : Tue May 31 15:23:58 EDT 2022
% 0.12/0.31  % CPUTime  : 
% 0.12/0.31  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.16/0.31  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.16/0.31  
% 0.16/0.31  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.16/0.32  
%------------------------------------------------------------------------------