TSTP Solution File: FLD056-1 by SPASS---3.9
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%------------------------------------------------------------------------------
% File : SPASS---3.9
% Problem : FLD056-1 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm : none
% Format : tptp
% Command : run_spass %d %s
% Computer : n029.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 : 600s
% DateTime : Sat Jul 16 02:28:33 EDT 2022
% Result : Unsatisfiable 0.23s 0.44s
% Output : Refutation 0.23s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 3
% Syntax : Number of clauses : 6 ( 3 unt; 1 nHn; 6 RR)
% Number of literals : 12 ( 0 equ; 6 neg)
% Maximal clause size : 4 ( 2 avg)
% Maximal term depth : 1 ( 1 avg)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-2 aty)
% Number of functors : 3 ( 3 usr; 3 con; 0-0 aty)
% Number of variables : 0 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(1,axiom,
defined(a),
file('FLD056-1.p',unknown),
[] ).
cnf(2,axiom,
~ less_or_equal(a,a),
file('FLD056-1.p',unknown),
[] ).
cnf(20,axiom,
( ~ defined(u)
| ~ defined(v)
| less_or_equal(u,v)
| less_or_equal(v,u) ),
file('FLD056-1.p',unknown),
[] ).
cnf(30,plain,
( ~ defined(a)
| ~ defined(a)
| less_or_equal(a,a) ),
inference(res,[status(thm),theory(equality)],[20,2]),
[iquote('0:Res:20.2,2.0')] ).
cnf(33,plain,
( ~ defined(a)
| less_or_equal(a,a) ),
inference(obv,[status(thm),theory(equality)],[30]),
[iquote('0:Obv:30.0')] ).
cnf(34,plain,
$false,
inference(mrr,[status(thm)],[33,1,2]),
[iquote('0:MRR:33.0,33.1,1.0,2.0')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.14 % Problem : FLD056-1 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.04/0.15 % Command : run_spass %d %s
% 0.14/0.37 % Computer : n029.cluster.edu
% 0.14/0.37 % Model : x86_64 x86_64
% 0.14/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.37 % Memory : 8042.1875MB
% 0.14/0.37 % OS : Linux 3.10.0-693.el7.x86_64
% 0.14/0.37 % CPULimit : 300
% 0.14/0.37 % WCLimit : 600
% 0.14/0.37 % DateTime : Mon Jun 6 15:39:49 EDT 2022
% 0.14/0.37 % CPUTime :
% 0.23/0.44
% 0.23/0.44 SPASS V 3.9
% 0.23/0.44 SPASS beiseite: Proof found.
% 0.23/0.44 % SZS status Theorem
% 0.23/0.44 Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.23/0.44 SPASS derived 3 clauses, backtracked 0 clauses, performed 0 splits and kept 28 clauses.
% 0.23/0.44 SPASS allocated 75619 KBytes.
% 0.23/0.44 SPASS spent 0:00:00.06 on the problem.
% 0.23/0.44 0:00:00.04 for the input.
% 0.23/0.44 0:00:00.00 for the FLOTTER CNF translation.
% 0.23/0.44 0:00:00.00 for inferences.
% 0.23/0.44 0:00:00.00 for the backtracking.
% 0.23/0.44 0:00:00.00 for the reduction.
% 0.23/0.44
% 0.23/0.44
% 0.23/0.44 Here is a proof with depth 1, length 6 :
% 0.23/0.44 % SZS output start Refutation
% See solution above
% 0.23/0.44 Formulae used in the proof : a_is_defined not_less_or_equal_2 totality_of_order_relation
% 0.23/0.44
%------------------------------------------------------------------------------