TSTP Solution File: GRP138-1 by Drodi---3.6.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : GRP138-1 : TPTP v8.1.2. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %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  : 300s
% DateTime : Tue Apr 30 20:19:30 EDT 2024

% Result   : Unsatisfiable 6.62s 1.15s
% Output   : CNFRefutation 6.62s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   31 (  31 unt;   0 def)
%            Number of atoms       :   31 (  30 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    3 (   3   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   2 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   37 (  37   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f4,axiom,
    ! [X,Y] : greatest_lower_bound(X,Y) = greatest_lower_bound(Y,X),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f5,axiom,
    ! [X,Y] : least_upper_bound(X,Y) = least_upper_bound(Y,X),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f6,axiom,
    ! [X,Y,Z] : greatest_lower_bound(X,greatest_lower_bound(Y,Z)) = greatest_lower_bound(greatest_lower_bound(X,Y),Z),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f10,axiom,
    ! [X,Y] : least_upper_bound(X,greatest_lower_bound(X,Y)) = X,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f11,axiom,
    ! [X,Y] : greatest_lower_bound(X,least_upper_bound(X,Y)) = X,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f16,hypothesis,
    least_upper_bound(a,c) = a,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f17,hypothesis,
    least_upper_bound(b,c) = b,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f18,negated_conjecture,
    least_upper_bound(greatest_lower_bound(a,b),c) != greatest_lower_bound(a,b),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f22,plain,
    ! [X0,X1] : greatest_lower_bound(X0,X1) = greatest_lower_bound(X1,X0),
    inference(cnf_transformation,[status(esa)],[f4]) ).

fof(f23,plain,
    ! [X0,X1] : least_upper_bound(X0,X1) = least_upper_bound(X1,X0),
    inference(cnf_transformation,[status(esa)],[f5]) ).

fof(f24,plain,
    ! [X0,X1,X2] : greatest_lower_bound(X0,greatest_lower_bound(X1,X2)) = greatest_lower_bound(greatest_lower_bound(X0,X1),X2),
    inference(cnf_transformation,[status(esa)],[f6]) ).

fof(f28,plain,
    ! [X0,X1] : least_upper_bound(X0,greatest_lower_bound(X0,X1)) = X0,
    inference(cnf_transformation,[status(esa)],[f10]) ).

fof(f29,plain,
    ! [X0,X1] : greatest_lower_bound(X0,least_upper_bound(X0,X1)) = X0,
    inference(cnf_transformation,[status(esa)],[f11]) ).

fof(f34,plain,
    least_upper_bound(a,c) = a,
    inference(cnf_transformation,[status(esa)],[f16]) ).

fof(f35,plain,
    least_upper_bound(b,c) = b,
    inference(cnf_transformation,[status(esa)],[f17]) ).

fof(f36,plain,
    least_upper_bound(greatest_lower_bound(a,b),c) != greatest_lower_bound(a,b),
    inference(cnf_transformation,[status(esa)],[f18]) ).

fof(f37,plain,
    least_upper_bound(c,b) = b,
    inference(forward_demodulation,[status(thm)],[f23,f35]) ).

fof(f38,plain,
    least_upper_bound(c,greatest_lower_bound(a,b)) != greatest_lower_bound(a,b),
    inference(forward_demodulation,[status(thm)],[f23,f36]) ).

fof(f46,plain,
    greatest_lower_bound(c,b) = c,
    inference(paramodulation,[status(thm)],[f37,f29]) ).

fof(f52,plain,
    ! [X0,X1] : least_upper_bound(X0,greatest_lower_bound(X1,X0)) = X0,
    inference(paramodulation,[status(thm)],[f22,f28]) ).

fof(f54,plain,
    ! [X0,X1] : greatest_lower_bound(X0,least_upper_bound(X1,X0)) = X0,
    inference(paramodulation,[status(thm)],[f23,f29]) ).

fof(f65,plain,
    greatest_lower_bound(c,a) = c,
    inference(paramodulation,[status(thm)],[f34,f54]) ).

fof(f66,plain,
    greatest_lower_bound(a,c) = c,
    inference(forward_demodulation,[status(thm)],[f22,f65]) ).

fof(f102,plain,
    ! [X0] : greatest_lower_bound(a,greatest_lower_bound(c,X0)) = greatest_lower_bound(c,X0),
    inference(paramodulation,[status(thm)],[f66,f24]) ).

fof(f106,plain,
    ! [X0,X1,X2] : greatest_lower_bound(X0,greatest_lower_bound(X1,X2)) = greatest_lower_bound(greatest_lower_bound(X1,X0),X2),
    inference(paramodulation,[status(thm)],[f22,f24]) ).

fof(f107,plain,
    ! [X0,X1,X2] : greatest_lower_bound(X0,greatest_lower_bound(X1,X2)) = greatest_lower_bound(X1,greatest_lower_bound(X0,X2)),
    inference(forward_demodulation,[status(thm)],[f24,f106]) ).

fof(f1190,plain,
    ! [X0,X1,X2] : least_upper_bound(greatest_lower_bound(X0,X1),greatest_lower_bound(X0,greatest_lower_bound(X2,X1))) = greatest_lower_bound(X0,X1),
    inference(paramodulation,[status(thm)],[f107,f52]) ).

fof(f4913,plain,
    ! [X0] : least_upper_bound(greatest_lower_bound(a,X0),greatest_lower_bound(c,X0)) = greatest_lower_bound(a,X0),
    inference(paramodulation,[status(thm)],[f102,f1190]) ).

fof(f6752,plain,
    least_upper_bound(greatest_lower_bound(a,b),c) = greatest_lower_bound(a,b),
    inference(paramodulation,[status(thm)],[f46,f4913]) ).

fof(f6753,plain,
    least_upper_bound(c,greatest_lower_bound(a,b)) = greatest_lower_bound(a,b),
    inference(forward_demodulation,[status(thm)],[f23,f6752]) ).

fof(f6754,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[f6753,f38]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.09  % Problem  : GRP138-1 : TPTP v8.1.2. Bugfixed v1.2.1.
% 0.05/0.09  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.08/0.29  % Computer : n015.cluster.edu
% 0.08/0.29  % Model    : x86_64 x86_64
% 0.08/0.29  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.29  % Memory   : 8042.1875MB
% 0.08/0.29  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.08/0.29  % CPULimit : 300
% 0.08/0.29  % WCLimit  : 300
% 0.08/0.29  % DateTime : Tue Apr 30 00:46:02 EDT 2024
% 0.08/0.30  % CPUTime  : 
% 0.08/0.30  % Drodi V3.6.0
% 6.62/1.15  % Refutation found
% 6.62/1.15  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 6.62/1.15  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 6.62/1.19  % Elapsed time: 0.881862 seconds
% 6.62/1.19  % CPU time: 6.879831 seconds
% 6.62/1.19  % Total memory used: 102.420 MB
% 6.62/1.19  % Net memory used: 101.238 MB
%------------------------------------------------------------------------------