TSTP Solution File: GRP142-1 by MaedMax---1.4
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%------------------------------------------------------------------------------
% File : MaedMax---1.4
% Problem : GRP142-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% Transfm : none
% Format : tptp
% Command : run_maedmax %d %s
% Computer : n027.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 07:02:11 EDT 2022
% Result : Unsatisfiable 0.17s 0.55s
% Output : CNFRefutation 0.17s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 4
% Syntax : Number of clauses : 9 ( 9 unt; 0 nHn; 4 RR)
% Number of literals : 9 ( 8 equ; 3 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 : 10 ( 3 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(eq_0,axiom,
greatest_lower_bound(X,Y) = greatest_lower_bound(Y,X),
file('/tmp/MaedMax_26873') ).
cnf(eq_1,axiom,
least_upper_bound(X,Y) = least_upper_bound(Y,X),
file('/tmp/MaedMax_26873') ).
cnf(eq_2,axiom,
X = least_upper_bound(X,greatest_lower_bound(X,Y)),
file('/tmp/MaedMax_26873') ).
cnf(eq_3,negated_conjecture,
least_upper_bound(greatest_lower_bound(a,b),a) != a,
file('/tmp/MaedMax_26873') ).
cnf(eq_4,negated_conjecture,
least_upper_bound(a,greatest_lower_bound(b,a)) != a,
inference(rw,[status(thm)],[inference(rw,[status(thm)],[eq_3,eq_0]),eq_1]) ).
cnf(eq_5,plain,
least_upper_bound(Y,greatest_lower_bound(X,Y)) = Y,
inference(cp,[status(thm)],[eq_0,eq_2]) ).
cnf(eq_6,plain,
X = least_upper_bound(X,greatest_lower_bound(Y,X)),
eq_5 ).
cnf(eq_7,negated_conjecture,
a != a,
inference(cp,[status(thm)],[eq_6,eq_4]) ).
cnf(bot,negated_conjecture,
$false,
inference(cn,[status(thm)],[eq_7]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.11 % Problem : GRP142-1 : TPTP v8.1.0. Bugfixed v1.2.1.
% 0.04/0.11 % Command : run_maedmax %d %s
% 0.12/0.32 % Computer : n027.cluster.edu
% 0.12/0.32 % Model : x86_64 x86_64
% 0.12/0.32 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.32 % Memory : 8042.1875MB
% 0.12/0.32 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.32 % CPULimit : 300
% 0.12/0.32 % WCLimit : 300
% 0.12/0.32 % DateTime : Tue Jul 26 04:28:35 EDT 2022
% 0.12/0.32 % CPUTime :
% 0.17/0.55 % SZS status Unsatisfiable
% 0.17/0.55 % SZS output start CNFRefutation for /tmp/MaedMax_26873
% See solution above
% 0.17/0.55
%------------------------------------------------------------------------------