TSTP Solution File: LAT090-1 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : LAT090-1 : TPTP v8.1.2. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n016.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 : Wed May 31 12:16:53 EDT 2023

% Result   : Unsatisfiable 0.16s 0.32s
% Output   : CNFRefutation 0.16s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   23 (  23 unt;   0 def)
%            Number of atoms       :   23 (  22 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    3 (   3   ~;   0   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    4 (   3 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   1 con; 0-2 aty)
%            Number of variables   :   37 (;  37   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [A,B] : join(meet(A,B),meet(A,join(A,B))) = A,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f3,axiom,
    ! [A,B] : join(meet(A,B),meet(B,join(A,B))) = B,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f4,axiom,
    ! [A,B,C] : meet(meet(join(A,B),join(C,A)),A) = A,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f5,axiom,
    ! [A,B,C] : join(join(meet(A,B),meet(C,A)),A) = A,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f6,negated_conjecture,
    join(a,a) != a,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f7,plain,
    ! [X0,X1] : join(meet(X0,X1),meet(X0,join(X0,X1))) = X0,
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f9,plain,
    ! [X0,X1] : join(meet(X0,X1),meet(X1,join(X0,X1))) = X1,
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f10,plain,
    ! [X0,X1,X2] : meet(meet(join(X0,X1),join(X2,X0)),X0) = X0,
    inference(cnf_transformation,[status(esa)],[f4]) ).

fof(f11,plain,
    ! [X0,X1,X2] : join(join(meet(X0,X1),meet(X2,X0)),X0) = X0,
    inference(cnf_transformation,[status(esa)],[f5]) ).

fof(f12,plain,
    join(a,a) != a,
    inference(cnf_transformation,[status(esa)],[f6]) ).

fof(f13,plain,
    ! [X0,X1] : join(meet(meet(X0,X1),meet(X0,join(X0,X1))),meet(meet(X0,X1),X0)) = meet(X0,X1),
    inference(paramodulation,[status(thm)],[f7,f7]) ).

fof(f15,plain,
    ! [X0,X1] : join(meet(meet(X0,X1),meet(X1,join(X0,X1))),meet(meet(X1,join(X0,X1)),X1)) = meet(X1,join(X0,X1)),
    inference(paramodulation,[status(thm)],[f9,f9]) ).

fof(f25,plain,
    ! [X0,X1] : meet(meet(join(X0,X1),X0),X0) = X0,
    inference(paramodulation,[status(thm)],[f11,f10]) ).

fof(f64,plain,
    ! [X0,X1] : join(X0,meet(X0,join(meet(join(X0,X1),X0),X0))) = X0,
    inference(paramodulation,[status(thm)],[f25,f9]) ).

fof(f74,plain,
    ! [X0] : meet(meet(X0,X0),X0) = X0,
    inference(paramodulation,[status(thm)],[f64,f25]) ).

fof(f76,plain,
    ! [X0,X1] : meet(meet(X0,join(X1,X0)),X0) = X0,
    inference(paramodulation,[status(thm)],[f64,f10]) ).

fof(f83,plain,
    ! [X0,X1] : join(meet(meet(X0,X1),meet(X1,join(X0,X1))),X1) = meet(X1,join(X0,X1)),
    inference(backward_demodulation,[status(thm)],[f76,f15]) ).

fof(f120,plain,
    ! [X0] : join(meet(meet(X0,X0),meet(X0,join(X0,X0))),X0) = meet(X0,X0),
    inference(paramodulation,[status(thm)],[f74,f13]) ).

fof(f121,plain,
    ! [X0] : meet(X0,join(X0,X0)) = meet(X0,X0),
    inference(forward_demodulation,[status(thm)],[f83,f120]) ).

fof(f139,plain,
    ! [X0] : join(meet(X0,X0),meet(X0,X0)) = X0,
    inference(paramodulation,[status(thm)],[f121,f9]) ).

fof(f158,plain,
    ! [X0] : join(X0,X0) = X0,
    inference(paramodulation,[status(thm)],[f139,f11]) ).

fof(f181,plain,
    a != a,
    inference(backward_demodulation,[status(thm)],[f158,f12]) ).

fof(f182,plain,
    $false,
    inference(trivial_equality_resolution,[status(esa)],[f181]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.05/0.10  % Problem  : LAT090-1 : TPTP v8.1.2. Released v2.6.0.
% 0.05/0.10  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.09/0.30  % Computer : n016.cluster.edu
% 0.09/0.30  % Model    : x86_64 x86_64
% 0.09/0.30  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.30  % Memory   : 8042.1875MB
% 0.09/0.30  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.09/0.30  % CPULimit : 300
% 0.09/0.30  % WCLimit  : 300
% 0.09/0.30  % DateTime : Tue May 30 09:56:13 EDT 2023
% 0.09/0.30  % CPUTime  : 
% 0.09/0.31  % Drodi V3.5.1
% 0.16/0.32  % Refutation found
% 0.16/0.32  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.16/0.32  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.16/0.54  % Elapsed time: 0.016749 seconds
% 0.16/0.54  % CPU time: 0.026447 seconds
% 0.16/0.54  % Memory used: 689.769 KB
%------------------------------------------------------------------------------