TSTP Solution File: LCL006-1 by Drodi---3.6.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : LCL006-1 : TPTP v8.1.2. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n007.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 20:26:08 EDT 2024

% Result   : Unsatisfiable 3.43s 0.77s
% Output   : CNFRefutation 3.43s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   31 (  17 unt;   0 def)
%            Number of atoms       :   52 (   0 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   51 (  30   ~;  21   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   4 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-1 aty)
%            Number of functors    :    4 (   4 usr;   3 con; 0-2 aty)
%            Number of variables   :   54 (  54   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X,Y] :
      ( ~ is_a_theorem(equivalent(X,Y))
      | ~ is_a_theorem(X)
      | is_a_theorem(Y) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f2,axiom,
    ! [X,Y] : is_a_theorem(equivalent(equivalent(X,Y),equivalent(Y,X))),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f3,axiom,
    ! [X,Y,Z] : is_a_theorem(equivalent(equivalent(equivalent(X,Y),Z),equivalent(X,equivalent(Y,Z)))),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f4,negated_conjecture,
    ~ is_a_theorem(equivalent(equivalent(equivalent(a,b),equivalent(c,a)),equivalent(b,c))),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f5,plain,
    ! [Y] :
      ( ! [X] :
          ( ~ is_a_theorem(equivalent(X,Y))
          | ~ is_a_theorem(X) )
      | is_a_theorem(Y) ),
    inference(miniscoping,[status(esa)],[f1]) ).

fof(f6,plain,
    ! [X0,X1] :
      ( ~ is_a_theorem(equivalent(X0,X1))
      | ~ is_a_theorem(X0)
      | is_a_theorem(X1) ),
    inference(cnf_transformation,[status(esa)],[f5]) ).

fof(f7,plain,
    ! [X0,X1] : is_a_theorem(equivalent(equivalent(X0,X1),equivalent(X1,X0))),
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f8,plain,
    ! [X0,X1,X2] : is_a_theorem(equivalent(equivalent(equivalent(X0,X1),X2),equivalent(X0,equivalent(X1,X2)))),
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f9,plain,
    ~ is_a_theorem(equivalent(equivalent(equivalent(a,b),equivalent(c,a)),equivalent(b,c))),
    inference(cnf_transformation,[status(esa)],[f4]) ).

fof(f10,plain,
    ! [X0,X1] :
      ( ~ is_a_theorem(equivalent(X0,X1))
      | is_a_theorem(equivalent(X1,X0)) ),
    inference(resolution,[status(thm)],[f7,f6]) ).

fof(f11,plain,
    ~ is_a_theorem(equivalent(equivalent(b,c),equivalent(equivalent(a,b),equivalent(c,a)))),
    inference(resolution,[status(thm)],[f10,f9]) ).

fof(f12,plain,
    ! [X0,X1] :
      ( ~ is_a_theorem(equivalent(X0,X1))
      | ~ is_a_theorem(X1)
      | is_a_theorem(X0) ),
    inference(resolution,[status(thm)],[f10,f6]) ).

fof(f14,plain,
    ! [X0,X1,X2] :
      ( ~ is_a_theorem(equivalent(equivalent(X0,X1),X2))
      | is_a_theorem(equivalent(X0,equivalent(X1,X2))) ),
    inference(resolution,[status(thm)],[f8,f6]) ).

fof(f15,plain,
    ! [X0,X1,X2] :
      ( ~ is_a_theorem(equivalent(X0,equivalent(X1,X2)))
      | is_a_theorem(equivalent(equivalent(X0,X1),X2)) ),
    inference(resolution,[status(thm)],[f12,f8]) ).

fof(f18,plain,
    ! [X0,X1,X2] : is_a_theorem(equivalent(equivalent(X0,X1),equivalent(X2,equivalent(X0,equivalent(X1,X2))))),
    inference(resolution,[status(thm)],[f14,f8]) ).

fof(f19,plain,
    ! [X0,X1] : is_a_theorem(equivalent(X0,equivalent(X1,equivalent(X1,X0)))),
    inference(resolution,[status(thm)],[f14,f7]) ).

fof(f20,plain,
    ! [X0,X1,X2] :
      ( is_a_theorem(equivalent(X0,equivalent(X1,X2)))
      | ~ is_a_theorem(equivalent(X2,equivalent(X0,X1))) ),
    inference(resolution,[status(thm)],[f14,f10]) ).

fof(f23,plain,
    ! [X0,X1] :
      ( ~ is_a_theorem(X0)
      | is_a_theorem(equivalent(X1,equivalent(X1,X0))) ),
    inference(resolution,[status(thm)],[f19,f6]) ).

fof(f29,plain,
    ! [X0,X1] :
      ( ~ is_a_theorem(X0)
      | ~ is_a_theorem(X1)
      | is_a_theorem(equivalent(X1,X0)) ),
    inference(resolution,[status(thm)],[f23,f6]) ).

fof(f46,plain,
    ! [X0,X1,X2] :
      ( ~ is_a_theorem(X0)
      | ~ is_a_theorem(equivalent(X1,X2))
      | is_a_theorem(equivalent(X1,equivalent(X2,X0))) ),
    inference(resolution,[status(thm)],[f29,f14]) ).

fof(f63,plain,
    ! [X0,X1,X2] :
      ( ~ is_a_theorem(equivalent(X0,equivalent(X1,equivalent(X2,X0))))
      | is_a_theorem(equivalent(X1,X2)) ),
    inference(resolution,[status(thm)],[f18,f12]) ).

fof(f65,plain,
    ! [X0,X1,X2] : is_a_theorem(equivalent(X0,equivalent(equivalent(X1,X2),equivalent(equivalent(X0,X1),X2)))),
    inference(resolution,[status(thm)],[f20,f8]) ).

fof(f167,plain,
    ~ is_a_theorem(equivalent(b,equivalent(c,equivalent(equivalent(a,b),equivalent(c,a))))),
    inference(resolution,[status(thm)],[f15,f11]) ).

fof(f221,plain,
    ~ is_a_theorem(equivalent(equivalent(c,equivalent(equivalent(a,b),equivalent(c,a))),b)),
    inference(resolution,[status(thm)],[f10,f167]) ).

fof(f501,plain,
    ! [X0,X1,X2] :
      ( ~ is_a_theorem(equivalent(X0,X1))
      | ~ is_a_theorem(equivalent(X1,X2))
      | is_a_theorem(equivalent(X2,X0)) ),
    inference(resolution,[status(thm)],[f46,f63]) ).

fof(f575,plain,
    ! [X0,X1,X2] : is_a_theorem(equivalent(equivalent(X0,X1),equivalent(equivalent(equivalent(X2,X0),X1),X2))),
    inference(resolution,[status(thm)],[f65,f20]) ).

fof(f596,plain,
    ~ is_a_theorem(equivalent(c,equivalent(equivalent(equivalent(a,b),equivalent(c,a)),b))),
    inference(resolution,[status(thm)],[f15,f221]) ).

fof(f1316,plain,
    ! [X0] :
      ( ~ is_a_theorem(equivalent(equivalent(equivalent(equivalent(a,b),equivalent(c,a)),b),X0))
      | ~ is_a_theorem(equivalent(X0,c)) ),
    inference(resolution,[status(thm)],[f501,f596]) ).

fof(f2220,plain,
    ~ is_a_theorem(equivalent(equivalent(equivalent(a,b),equivalent(equivalent(c,a),b)),c)),
    inference(resolution,[status(thm)],[f1316,f8]) ).

fof(f3112,plain,
    ~ is_a_theorem(equivalent(equivalent(a,b),equivalent(equivalent(equivalent(c,a),b),c))),
    inference(resolution,[status(thm)],[f2220,f15]) ).

fof(f3113,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[f3112,f575]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.09  % Problem  : LCL006-1 : TPTP v8.1.2. Released v1.0.0.
% 0.09/0.10  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.10/0.30  % Computer : n007.cluster.edu
% 0.10/0.30  % Model    : x86_64 x86_64
% 0.10/0.30  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.30  % Memory   : 8042.1875MB
% 0.10/0.30  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.30  % CPULimit : 300
% 0.10/0.30  % WCLimit  : 300
% 0.10/0.30  % DateTime : Mon Apr 29 20:17:02 EDT 2024
% 0.10/0.30  % CPUTime  : 
% 0.10/0.30  % Drodi V3.6.0
% 3.43/0.77  % Refutation found
% 3.43/0.77  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 3.43/0.77  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 3.43/0.80  % Elapsed time: 0.487744 seconds
% 3.43/0.80  % CPU time: 3.757951 seconds
% 3.43/0.80  % Total memory used: 110.445 MB
% 3.43/0.80  % Net memory used: 99.828 MB
%------------------------------------------------------------------------------