TSTP Solution File: GRP539-1 by Drodi---3.6.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : GRP539-1 : TPTP v8.1.2. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n004.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 20:20:54 EDT 2024

% Result   : Unsatisfiable 0.11s 0.36s
% Output   : CNFRefutation 0.11s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   24
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   56 (  56 unt;   0 def)
%            Number of atoms       :   56 (  55 equ)
%            Maximal formula atoms :    1 (   1 avg)
%            Number of connectives :    4 (   4   ~;   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    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   97 (  97   !;   0   ?)

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

fof(f2,axiom,
    ! [A,B,C] : multiply(A,B) = divide(A,divide(divide(C,C),B)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

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

fof(f4,axiom,
    ! [A] : identity = divide(A,A),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f5,negated_conjecture,
    multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f6,plain,
    ! [X0,X1,X2] : divide(divide(X0,X1),divide(divide(X0,X2),X1)) = X2,
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f7,plain,
    ! [X0,X1,X2] : multiply(X0,X1) = divide(X0,divide(divide(X2,X2),X1)),
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f8,plain,
    ! [X0,X1] : inverse(X0) = divide(divide(X1,X1),X0),
    inference(cnf_transformation,[status(esa)],[f3]) ).

fof(f9,plain,
    ! [X0] : identity = divide(X0,X0),
    inference(cnf_transformation,[status(esa)],[f4]) ).

fof(f10,plain,
    multiply(multiply(a3,b3),c3) != multiply(a3,multiply(b3,c3)),
    inference(cnf_transformation,[status(esa)],[f5]) ).

fof(f11,plain,
    ! [X0,X1] : multiply(X0,X1) = divide(X0,inverse(X1)),
    inference(backward_demodulation,[status(thm)],[f8,f7]) ).

fof(f12,plain,
    ! [X0] : inverse(X0) = divide(identity,X0),
    inference(backward_demodulation,[status(thm)],[f9,f8]) ).

fof(f13,plain,
    ! [X0] : identity = multiply(inverse(X0),X0),
    inference(paramodulation,[status(thm)],[f11,f9]) ).

fof(f15,plain,
    ! [X0] : inverse(inverse(X0)) = multiply(identity,X0),
    inference(paramodulation,[status(thm)],[f11,f12]) ).

fof(f16,plain,
    inverse(identity) = identity,
    inference(paramodulation,[status(thm)],[f9,f12]) ).

fof(f21,plain,
    ! [X0,X1] : multiply(X0,inverse(X1)) = divide(X0,multiply(identity,X1)),
    inference(paramodulation,[status(thm)],[f15,f11]) ).

fof(f64,plain,
    ! [X0] : multiply(X0,identity) = divide(X0,identity),
    inference(paramodulation,[status(thm)],[f16,f11]) ).

fof(f304,plain,
    ! [X0,X1,X2] : divide(multiply(X0,X1),divide(divide(X0,X2),inverse(X1))) = X2,
    inference(paramodulation,[status(thm)],[f11,f6]) ).

fof(f305,plain,
    ! [X0,X1,X2] : divide(multiply(X0,X1),multiply(divide(X0,X2),X1)) = X2,
    inference(forward_demodulation,[status(thm)],[f11,f304]) ).

fof(f306,plain,
    ! [X0,X1] : divide(identity,divide(divide(X0,X1),X0)) = X1,
    inference(paramodulation,[status(thm)],[f9,f6]) ).

fof(f307,plain,
    ! [X0,X1] : inverse(divide(divide(X0,X1),X0)) = X1,
    inference(forward_demodulation,[status(thm)],[f12,f306]) ).

fof(f319,plain,
    ! [X0,X1] : divide(divide(X0,X1),divide(identity,X1)) = X0,
    inference(paramodulation,[status(thm)],[f9,f6]) ).

fof(f320,plain,
    ! [X0,X1] : divide(divide(X0,X1),inverse(X1)) = X0,
    inference(forward_demodulation,[status(thm)],[f12,f319]) ).

fof(f321,plain,
    ! [X0,X1] : multiply(divide(X0,X1),X1) = X0,
    inference(forward_demodulation,[status(thm)],[f11,f320]) ).

fof(f323,plain,
    ! [X0] : divide(divide(X0,identity),identity) = X0,
    inference(paramodulation,[status(thm)],[f64,f321]) ).

fof(f324,plain,
    ! [X0,X1,X2] : multiply(X0,divide(divide(X1,X0),X2)) = divide(X1,X2),
    inference(paramodulation,[status(thm)],[f6,f321]) ).

fof(f328,plain,
    ! [X0] : multiply(identity,X0) = X0,
    inference(paramodulation,[status(thm)],[f9,f321]) ).

fof(f384,plain,
    ! [X0,X1] : multiply(X0,inverse(X1)) = divide(X0,X1),
    inference(backward_demodulation,[status(thm)],[f328,f21]) ).

fof(f440,plain,
    ! [X0,X1] : divide(X0,divide(divide(divide(X0,identity),X1),identity)) = X1,
    inference(paramodulation,[status(thm)],[f323,f6]) ).

fof(f444,plain,
    ! [X0] : identity = divide(inverse(inverse(X0)),X0),
    inference(paramodulation,[status(thm)],[f13,f384]) ).

fof(f461,plain,
    ! [X0] : multiply(identity,X0) = inverse(inverse(X0)),
    inference(paramodulation,[status(thm)],[f444,f321]) ).

fof(f462,plain,
    ! [X0] : X0 = inverse(inverse(X0)),
    inference(forward_demodulation,[status(thm)],[f328,f461]) ).

fof(f482,plain,
    ! [X0] : inverse(divide(inverse(X0),identity)) = X0,
    inference(paramodulation,[status(thm)],[f12,f307]) ).

fof(f486,plain,
    ! [X0,X1] : divide(divide(X0,X1),X0) = inverse(X1),
    inference(paramodulation,[status(thm)],[f307,f462]) ).

fof(f498,plain,
    ! [X0] : inverse(divide(X0,identity)) = divide(inverse(X0),identity),
    inference(paramodulation,[status(thm)],[f482,f482]) ).

fof(f499,plain,
    ! [X0] : inverse(divide(X0,identity)) = inverse(X0),
    inference(paramodulation,[status(thm)],[f462,f482]) ).

fof(f500,plain,
    ! [X0] : divide(inverse(X0),identity) = inverse(X0),
    inference(forward_demodulation,[status(thm)],[f498,f499]) ).

fof(f516,plain,
    ! [X0] : divide(X0,identity) = inverse(inverse(X0)),
    inference(paramodulation,[status(thm)],[f462,f500]) ).

fof(f517,plain,
    ! [X0] : divide(X0,identity) = X0,
    inference(forward_demodulation,[status(thm)],[f462,f516]) ).

fof(f528,plain,
    ! [X0,X1] : divide(X0,divide(divide(X0,identity),X1)) = X1,
    inference(backward_demodulation,[status(thm)],[f517,f440]) ).

fof(f529,plain,
    ! [X0,X1] : divide(X0,divide(X0,X1)) = X1,
    inference(forward_demodulation,[status(thm)],[f517,f528]) ).

fof(f641,plain,
    ! [X0,X1] : divide(multiply(X0,X1),X0) = X1,
    inference(paramodulation,[status(thm)],[f321,f305]) ).

fof(f674,plain,
    ! [X0,X1] : multiply(X0,X1) = multiply(X1,X0),
    inference(paramodulation,[status(thm)],[f641,f321]) ).

fof(f687,plain,
    ! [X0,X1] : divide(X0,multiply(X0,X1)) = inverse(X1),
    inference(paramodulation,[status(thm)],[f11,f529]) ).

fof(f768,plain,
    ! [X0,X1,X2] : multiply(X0,X1) = divide(X2,divide(divide(X2,X0),X1)),
    inference(paramodulation,[status(thm)],[f529,f324]) ).

fof(f808,plain,
    ! [X0,X1] : divide(X0,multiply(X1,X0)) = inverse(X1),
    inference(paramodulation,[status(thm)],[f674,f687]) ).

fof(f832,plain,
    ! [X0,X1] : divide(inverse(X0),X1) = inverse(multiply(X0,X1)),
    inference(paramodulation,[status(thm)],[f808,f486]) ).

fof(f937,plain,
    ! [X0,X1,X2] : multiply(X0,multiply(X1,X2)) = divide(X0,divide(inverse(X1),X2)),
    inference(paramodulation,[status(thm)],[f832,f11]) ).

fof(f1119,plain,
    ! [X0,X1,X2] : multiply(multiply(X0,X1),X2) = divide(X1,divide(inverse(X0),X2)),
    inference(paramodulation,[status(thm)],[f808,f768]) ).

fof(f1120,plain,
    ! [X0,X1,X2] : multiply(multiply(X0,X1),X2) = multiply(X1,multiply(X0,X2)),
    inference(forward_demodulation,[status(thm)],[f937,f1119]) ).

fof(f1121,plain,
    ! [X0,X1,X2] : multiply(multiply(X0,X1),X2) = divide(X0,divide(inverse(X1),X2)),
    inference(paramodulation,[status(thm)],[f687,f768]) ).

fof(f1122,plain,
    ! [X0,X1,X2] : multiply(X0,multiply(X1,X2)) = divide(X1,divide(inverse(X0),X2)),
    inference(forward_demodulation,[status(thm)],[f1120,f1121]) ).

fof(f1123,plain,
    ! [X0,X1,X2] : multiply(X0,multiply(X1,X2)) = multiply(X1,multiply(X0,X2)),
    inference(forward_demodulation,[status(thm)],[f937,f1122]) ).

fof(f1152,plain,
    multiply(b3,multiply(a3,c3)) != multiply(a3,multiply(b3,c3)),
    inference(backward_demodulation,[status(thm)],[f1120,f10]) ).

fof(f1153,plain,
    multiply(a3,multiply(b3,c3)) != multiply(a3,multiply(b3,c3)),
    inference(forward_demodulation,[status(thm)],[f1123,f1152]) ).

fof(f1154,plain,
    $false,
    inference(trivial_equality_resolution,[status(esa)],[f1153]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.11  % Problem  : GRP539-1 : TPTP v8.1.2. Released v2.6.0.
% 0.09/0.12  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.11/0.33  % Computer : n004.cluster.edu
% 0.11/0.33  % Model    : x86_64 x86_64
% 0.11/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.33  % Memory   : 8042.1875MB
% 0.11/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.33  % CPULimit : 300
% 0.11/0.33  % WCLimit  : 300
% 0.11/0.33  % DateTime : Tue Apr 30 00:18:33 EDT 2024
% 0.11/0.33  % CPUTime  : 
% 0.11/0.34  % Drodi V3.6.0
% 0.11/0.36  % Refutation found
% 0.11/0.36  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.11/0.36  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.11/0.37  % Elapsed time: 0.032058 seconds
% 0.11/0.37  % CPU time: 0.185576 seconds
% 0.11/0.37  % Total memory used: 13.084 MB
% 0.11/0.37  % Net memory used: 12.607 MB
%------------------------------------------------------------------------------