TSTP Solution File: HEN007-5 by Drodi---3.6.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : HEN007-5 : TPTP v8.1.2. Released v1.0.0.
% 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 20:21:46 EDT 2024

% Result   : Unsatisfiable 2.53s 0.71s
% Output   : CNFRefutation 2.53s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   20
%            Number of leaves      :    6
% Syntax   : Number of formulae    :   41 (  23 unt;   0 def)
%            Number of atoms       :   61 (  60 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   43 (  23   ~;  20   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   4 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   4 con; 0-2 aty)
%            Number of variables   :   64 (  64   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X,Y] : divide(divide(X,Y),X) = zero,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f2,axiom,
    ! [X,Z,Y] : divide(divide(divide(X,Z),divide(Y,Z)),divide(divide(X,Y),Z)) = zero,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f3,axiom,
    ! [X] : divide(zero,X) = zero,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f4,axiom,
    ! [X,Y] :
      ( divide(X,Y) != zero
      | divide(Y,X) != zero
      | X = Y ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f7,hypothesis,
    divide(a,b) = zero,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f8,negated_conjecture,
    divide(divide(c,b),divide(c,a)) != zero,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f9,plain,
    ! [X0,X1] : divide(divide(X0,X1),X0) = zero,
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f10,plain,
    ! [X0,X1,X2] : divide(divide(divide(X0,X1),divide(X2,X1)),divide(divide(X0,X2),X1)) = zero,
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f11,plain,
    ! [X0] : divide(zero,X0) = zero,
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f12,plain,
    ! [X0,X1] :
      ( divide(X0,X1) != zero
      | divide(X1,X0) != zero
      | X0 = X1 ),
    inference(cnf_transformation,[status(esa)],[f4]) ).

fof(f16,plain,
    divide(a,b) = zero,
    inference(cnf_transformation,[status(esa)],[f7]) ).

fof(f17,plain,
    divide(divide(c,b),divide(c,a)) != zero,
    inference(cnf_transformation,[status(esa)],[f8]) ).

fof(f21,plain,
    ! [X0,X1] :
      ( divide(X0,divide(X0,X1)) != zero
      | divide(X0,X1) = X0 ),
    inference(resolution,[status(thm)],[f12,f9]) ).

fof(f30,plain,
    ! [X0] :
      ( divide(X0,zero) != zero
      | zero = X0 ),
    inference(resolution,[status(thm)],[f12,f11]) ).

fof(f48,plain,
    ! [X0,X1,X2] :
      ( divide(divide(divide(X0,X1),X2),divide(divide(X0,X2),divide(X1,X2))) != zero
      | divide(divide(X0,X2),divide(X1,X2)) = divide(divide(X0,X1),X2) ),
    inference(resolution,[status(thm)],[f10,f12]) ).

fof(f63,plain,
    ! [X0,X1] : divide(divide(divide(X0,X0),divide(X1,X0)),zero) = zero,
    inference(paramodulation,[status(thm)],[f9,f10]) ).

fof(f105,plain,
    ! [X0,X1] : zero = divide(divide(X0,X0),divide(X1,X0)),
    inference(resolution,[status(thm)],[f63,f30]) ).

fof(f141,plain,
    ! [X0] : divide(divide(X0,X0),X0) = divide(X0,X0),
    inference(resolution,[status(thm)],[f105,f21]) ).

fof(f142,plain,
    ! [X0] : zero = divide(X0,X0),
    inference(forward_demodulation,[status(thm)],[f9,f141]) ).

fof(f227,plain,
    ! [X0,X1] :
      ( divide(zero,divide(divide(X0,divide(X0,X1)),divide(X1,divide(X0,X1)))) != zero
      | divide(divide(X0,divide(X0,X1)),divide(X1,divide(X0,X1))) = divide(divide(X0,X1),divide(X0,X1)) ),
    inference(paramodulation,[status(thm)],[f142,f48]) ).

fof(f228,plain,
    ! [X0,X1] :
      ( zero != zero
      | divide(divide(X0,divide(X0,X1)),divide(X1,divide(X0,X1))) = divide(divide(X0,X1),divide(X0,X1)) ),
    inference(forward_demodulation,[status(thm)],[f11,f227]) ).

fof(f229,plain,
    ! [X0,X1] :
      ( zero != zero
      | divide(divide(X0,divide(X0,X1)),divide(X1,divide(X0,X1))) = zero ),
    inference(forward_demodulation,[status(thm)],[f142,f228]) ).

fof(f230,plain,
    ! [X0,X1] : divide(divide(X0,divide(X0,X1)),divide(X1,divide(X0,X1))) = zero,
    inference(trivial_equality_resolution,[status(esa)],[f229]) ).

fof(f237,plain,
    ! [X0,X1,X2] :
      ( divide(divide(zero,X0),divide(divide(divide(X1,X2),X0),divide(X1,X0))) != zero
      | divide(divide(divide(X1,X2),X0),divide(X1,X0)) = divide(divide(divide(X1,X2),X1),X0) ),
    inference(paramodulation,[status(thm)],[f9,f48]) ).

fof(f238,plain,
    ! [X0,X1,X2] :
      ( divide(zero,divide(divide(divide(X0,X1),X2),divide(X0,X2))) != zero
      | divide(divide(divide(X0,X1),X2),divide(X0,X2)) = divide(divide(divide(X0,X1),X0),X2) ),
    inference(forward_demodulation,[status(thm)],[f11,f237]) ).

fof(f239,plain,
    ! [X0,X1,X2] :
      ( zero != zero
      | divide(divide(divide(X0,X1),X2),divide(X0,X2)) = divide(divide(divide(X0,X1),X0),X2) ),
    inference(forward_demodulation,[status(thm)],[f11,f238]) ).

fof(f240,plain,
    ! [X0,X1,X2] :
      ( zero != zero
      | divide(divide(divide(X0,X1),X2),divide(X0,X2)) = divide(zero,X2) ),
    inference(forward_demodulation,[status(thm)],[f9,f239]) ).

fof(f241,plain,
    ! [X0,X1,X2] :
      ( zero != zero
      | divide(divide(divide(X0,X1),X2),divide(X0,X2)) = zero ),
    inference(forward_demodulation,[status(thm)],[f11,f240]) ).

fof(f242,plain,
    ! [X0,X1,X2] : divide(divide(divide(X0,X1),X2),divide(X0,X2)) = zero,
    inference(trivial_equality_resolution,[status(esa)],[f241]) ).

fof(f3122,plain,
    ! [X0] : divide(divide(X0,divide(X0,zero)),zero) = zero,
    inference(paramodulation,[status(thm)],[f11,f230]) ).

fof(f3294,plain,
    ! [X0] : zero = divide(X0,divide(X0,zero)),
    inference(resolution,[status(thm)],[f3122,f30]) ).

fof(f3454,plain,
    ! [X0] : divide(X0,zero) = X0,
    inference(resolution,[status(thm)],[f3294,f21]) ).

fof(f4141,plain,
    ! [X0] :
      ( divide(divide(divide(X0,a),b),divide(divide(X0,b),zero)) != zero
      | divide(divide(X0,b),divide(a,b)) = divide(divide(X0,a),b) ),
    inference(paramodulation,[status(thm)],[f16,f48]) ).

fof(f4142,plain,
    ! [X0] :
      ( divide(divide(divide(X0,a),b),divide(X0,b)) != zero
      | divide(divide(X0,b),divide(a,b)) = divide(divide(X0,a),b) ),
    inference(forward_demodulation,[status(thm)],[f3454,f4141]) ).

fof(f4143,plain,
    ! [X0] :
      ( zero != zero
      | divide(divide(X0,b),divide(a,b)) = divide(divide(X0,a),b) ),
    inference(forward_demodulation,[status(thm)],[f242,f4142]) ).

fof(f4144,plain,
    ! [X0] :
      ( zero != zero
      | divide(divide(X0,b),zero) = divide(divide(X0,a),b) ),
    inference(forward_demodulation,[status(thm)],[f16,f4143]) ).

fof(f4145,plain,
    ! [X0] :
      ( zero != zero
      | divide(X0,b) = divide(divide(X0,a),b) ),
    inference(forward_demodulation,[status(thm)],[f3454,f4144]) ).

fof(f4146,plain,
    ! [X0] : divide(X0,b) = divide(divide(X0,a),b),
    inference(trivial_equality_resolution,[status(esa)],[f4145]) ).

fof(f6447,plain,
    ! [X0] : divide(divide(X0,b),divide(X0,a)) = zero,
    inference(paramodulation,[status(thm)],[f4146,f9]) ).

fof(f6948,plain,
    zero != zero,
    inference(backward_demodulation,[status(thm)],[f6447,f17]) ).

fof(f6949,plain,
    $false,
    inference(trivial_equality_resolution,[status(esa)],[f6948]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : HEN007-5 : TPTP v8.1.2. Released v1.0.0.
% 0.03/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.13/0.34  % Computer : n017.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Mon Apr 29 19:40:33 EDT 2024
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  % Drodi V3.6.0
% 2.53/0.71  % Refutation found
% 2.53/0.71  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 2.53/0.71  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 2.53/0.74  % Elapsed time: 0.384938 seconds
% 2.53/0.74  % CPU time: 2.908231 seconds
% 2.53/0.74  % Total memory used: 90.795 MB
% 2.53/0.74  % Net memory used: 88.021 MB
%------------------------------------------------------------------------------