%------------------------------------------------------------------------------
% File     : MaedMax---1.4
% Problem  : BOO018-4 : TPTP v8.1.0. Bugfixed v1.2.1.
% Transfm  : none
% Format   : tptp
% Command  : run_maedmax %d %s

% Computer : n014.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 Jul 26 06:57:47 EDT 2022

% Result   : Unsatisfiable 0.38s 0.56s
% Output   : CNFRefutation 0.38s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    4
%            Number of leaves      :    4
% Syntax   : Number of clauses     :    8 (   8 unt;   0 nHn;   4 RR)
%            Number of literals    :    8 (   7 equ;   2 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-2 aty)
%            Number of variables   :    5 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(eq_0,axiom,
    multiply(X,Y) = multiply(Y,X),
    file('/tmp/MaedMax_30428') ).

cnf(eq_1,axiom,
    X = multiply(X,multiplicative_identity),
    file('/tmp/MaedMax_30428') ).

cnf(eq_2,axiom,
    multiply(X,inverse(X)) = additive_identity,
    file('/tmp/MaedMax_30428') ).

cnf(eq_3,negated_conjecture,
    additive_identity != inverse(multiplicative_identity),
    file('/tmp/MaedMax_30428') ).

cnf(eq_4,plain,
    multiply(inverse(X),X) = additive_identity,
    inference(cp,[status(thm)],[eq_0,eq_2]) ).

cnf(eq_5,plain,
    additive_identity = inverse(multiplicative_identity),
    inference(cp,[status(thm)],[eq_4,eq_1]) ).

cnf(eq_6,negated_conjecture,
    inverse(multiplicative_identity) != inverse(multiplicative_identity),
    inference(rw,[status(thm)],[eq_3,eq_5]) ).

cnf(bot,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[eq_6]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : BOO018-4 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.03/0.13  % Command  : run_maedmax %d %s
% 0.12/0.34  % Computer : n014.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Tue Jul 26 03:27:25 EDT 2022
% 0.12/0.35  % CPUTime  : 
% 0.38/0.56  % SZS status Unsatisfiable
% 0.38/0.56  % SZS output start CNFRefutation for /tmp/MaedMax_30428
% See solution above
% 0.38/0.56  
%------------------------------------------------------------------------------