TSTP Solution File: REL008-1 by Drodi---3.6.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : REL008-1 : TPTP v8.1.2. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n017.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  : 300s
% DateTime : Tue Apr 30 20:37:21 EDT 2024

% Result   : Unsatisfiable 8.69s 1.48s
% Output   : CNFRefutation 8.69s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   21 (  21 unt;   0 def)
%            Number of atoms       :   21 (  20 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    2 (   2   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   3 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   3 con; 0-2 aty)
%            Number of variables   :   44 (  44   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f7,axiom,
    ! [A,B,C] : composition(join(A,B),C) = join(composition(A,C),composition(B,C)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f8,axiom,
    ! [A] : converse(converse(A)) = A,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f9,axiom,
    ! [A,B] : converse(join(A,B)) = join(converse(A),converse(B)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f10,axiom,
    ! [A,B] : converse(composition(A,B)) = composition(converse(B),converse(A)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f14,negated_conjecture,
    composition(sk1,join(sk2,sk3)) != join(composition(sk1,sk2),composition(sk1,sk3)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f21,plain,
    ! [X0,X1,X2] : composition(join(X0,X1),X2) = join(composition(X0,X2),composition(X1,X2)),
    inference(cnf_transformation,[status(esa)],[f7]) ).

fof(f22,plain,
    ! [X0] : converse(converse(X0)) = X0,
    inference(cnf_transformation,[status(esa)],[f8]) ).

fof(f23,plain,
    ! [X0,X1] : converse(join(X0,X1)) = join(converse(X0),converse(X1)),
    inference(cnf_transformation,[status(esa)],[f9]) ).

fof(f24,plain,
    ! [X0,X1] : converse(composition(X0,X1)) = composition(converse(X1),converse(X0)),
    inference(cnf_transformation,[status(esa)],[f10]) ).

fof(f28,plain,
    composition(sk1,join(sk2,sk3)) != join(composition(sk1,sk2),composition(sk1,sk3)),
    inference(cnf_transformation,[status(esa)],[f14]) ).

fof(f290,plain,
    ! [X0,X1] : converse(join(X0,converse(X1))) = join(converse(X0),X1),
    inference(paramodulation,[status(thm)],[f22,f23]) ).

fof(f323,plain,
    ! [X0,X1] : converse(composition(X0,converse(X1))) = composition(X1,converse(X0)),
    inference(paramodulation,[status(thm)],[f22,f24]) ).

fof(f325,plain,
    ! [X0,X1,X2] : composition(join(X0,converse(X1)),converse(X2)) = join(composition(X0,converse(X2)),converse(composition(X2,X1))),
    inference(paramodulation,[status(thm)],[f24,f21]) ).

fof(f1497,plain,
    ! [X0,X1,X2] : converse(composition(join(X0,converse(X1)),X2)) = composition(converse(X2),join(converse(X0),X1)),
    inference(paramodulation,[status(thm)],[f290,f24]) ).

fof(f1531,plain,
    ! [X0,X1,X2] : join(converse(composition(X0,converse(X1))),composition(X1,X2)) = converse(composition(join(X0,converse(X2)),converse(X1))),
    inference(paramodulation,[status(thm)],[f325,f290]) ).

fof(f19976,plain,
    ! [X1,X0,X2] : join(composition(X1,converse(X0)),composition(X1,X2)) = converse(composition(join(X0,converse(X2)),converse(X1))),
    inference(forward_demodulation,[status(thm)],[f323,f1531]) ).

fof(f19977,plain,
    ! [X1,X0,X2] : join(composition(X1,converse(X0)),composition(X1,X2)) = composition(converse(converse(X1)),join(converse(X0),X2)),
    inference(forward_demodulation,[status(thm)],[f1497,f19976]) ).

fof(f19978,plain,
    ! [X0,X1,X2] : join(composition(X0,converse(X1)),composition(X0,X2)) = composition(X0,join(converse(X1),X2)),
    inference(forward_demodulation,[status(thm)],[f22,f19977]) ).

fof(f20004,plain,
    ! [X0,X1,X2] : composition(X0,join(converse(converse(X1)),X2)) = join(composition(X0,X1),composition(X0,X2)),
    inference(paramodulation,[status(thm)],[f22,f19978]) ).

fof(f20087,plain,
    ! [X0,X1,X2] : composition(X0,join(X1,X2)) = join(composition(X0,X1),composition(X0,X2)),
    inference(forward_demodulation,[status(thm)],[f22,f20004]) ).

fof(f20088,plain,
    $false,
    inference(resolution,[status(thm)],[f20087,f28]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.02/0.10  % Problem  : REL008-1 : TPTP v8.1.2. Released v4.0.0.
% 0.02/0.11  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.10/0.31  % Computer : n017.cluster.edu
% 0.10/0.31  % Model    : x86_64 x86_64
% 0.10/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.31  % Memory   : 8042.1875MB
% 0.10/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.31  % CPULimit : 300
% 0.10/0.31  % WCLimit  : 300
% 0.10/0.31  % DateTime : Mon Apr 29 20:36:33 EDT 2024
% 0.10/0.31  % CPUTime  : 
% 0.10/0.32  % Drodi V3.6.0
% 8.69/1.48  % Refutation found
% 8.69/1.48  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 8.69/1.48  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 9.03/1.50  % Elapsed time: 1.166227 seconds
% 9.03/1.50  % CPU time: 9.056636 seconds
% 9.03/1.50  % Total memory used: 109.780 MB
% 9.03/1.50  % Net memory used: 107.414 MB
%------------------------------------------------------------------------------