%------------------------------------------------------------------------------
% File : Toma---0.7
% Problem : BOO011-2 : TPTP v9.0.0. Bugfixed v1.2.1.
% Transfm : none
% Format : tptp:raw
% Command : run_Leo-III %s %d THM
% Computer : n010.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 15 06:14:45 AM UTC 2025
% Result : Unsatisfiable 0.61s 0.86s
% Output : CNFRefutation 0.61s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 6
% Syntax : Number of clauses : 11 ( 11 unt; 0 nHn; 5 RR)
% Number of literals : 11 ( 10 equ; 1 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 : 5 ( 5 usr; 2 con; 0-2 aty)
% Number of variables : 7 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(g0,negated_conjecture,
inverse(additive_identity) != multiplicative_identity,
file('theBenchmark.p',prove_inverse_of_1_is_0) ).
cnf(c2,axiom,
multiply(multiplicative_identity,X) = X,
file('BOO003-0.ax',multiplicative_id2) ).
cnf(c4,axiom,
add(additive_identity,X) = X,
file('BOO003-0.ax',additive_id2) ).
cnf(c6,axiom,
multiply(X,Y) = multiply(Y,X),
file('BOO003-0.ax',commutativity_of_multiply) ).
cnf(c7,axiom,
multiply(inverse(X),X) = additive_identity,
file('BOO003-0.ax',multiplicative_inverse2) ).
cnf(c8,plain,
multiply(X,inverse(X)) = additive_identity,
inference(equational,[status(thm)],[c6,c7]) ).
cnf(c9,plain,
additive_identity = inverse(multiplicative_identity),
inference(equational,[status(thm)],[c2,c8]) ).
cnf(c10,axiom,
add(X,inverse(X)) = multiplicative_identity,
file('BOO003-0.ax',additive_inverse1) ).
cnf(c11,plain,
inverse(inverse(multiplicative_identity)) = multiplicative_identity,
inference(equational,[status(thm)],[c4,c9,c10]) ).
cnf(g1,plain,
inverse(additive_identity) = multiplicative_identity,
inference(equational,[status(thm)],[c9,c11]) ).
cnf(g2,plain,
$false,
inference(resolution,[status(thm)],[g0,g1]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.08 % Problem : BOO011-2 : TPTP v9.0.0. Bugfixed v1.2.1.
% 0.00/0.08 % Command : run_Leo-III %s %d THM
% 0.08/0.28 % Computer : n010.cluster.edu
% 0.08/0.28 % Model : x86_64 x86_64
% 0.08/0.28 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.28 % Memory : 8042.1875MB
% 0.08/0.28 % OS : Linux 3.10.0-693.el7.x86_64
% 0.08/0.28 % CPULimit : 300
% 0.08/0.28 % WCLimit : 300
% 0.08/0.28 % DateTime : Mon Jul 14 04:22:19 EDT 2025
% 0.12/0.28 % CPUTime :
% 0.61/0.86 % SZS status Unsatisfiable
% 0.61/0.86 % SZS output start CNFRefutation
% See solution above
%------------------------------------------------------------------------------