TSTP Solution File: SET046+1 by SPASS---3.9
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%------------------------------------------------------------------------------
% File : SPASS---3.9
% Problem : SET046+1 : TPTP v8.1.0. Released v2.0.0.
% Transfm : none
% Format : tptp
% Command : run_spass %d %s
% Computer : n015.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 : Tue Jul 19 05:23:07 EDT 2022
% Result : Theorem 0.18s 0.42s
% Output : Refutation 0.18s
% Verified :
% SZS Type : Refutation
% Derivation depth : 7
% Number of leaves : 3
% Syntax : Number of clauses : 10 ( 4 unt; 2 nHn; 10 RR)
% Number of literals : 17 ( 0 equ; 9 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 4 ( 4 usr; 3 con; 0-1 aty)
% Number of variables : 0 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(1,axiom,
element(u,skf1(u)),
file('SET046+1.p',unknown),
[] ).
cnf(2,axiom,
( element(u,skc1)
| element(skf1(u),u) ),
file('SET046+1.p',unknown),
[] ).
cnf(3,axiom,
( ~ element(u,v)
| ~ element(v,u)
| ~ element(v,skc1) ),
file('SET046+1.p',unknown),
[] ).
cnf(4,plain,
( ~ element(skf1(u),u)
| ~ element(skf1(u),skc1) ),
inference(res,[status(thm),theory(equality)],[1,3]),
[iquote('0:Res:1.0,3.0')] ).
cnf(6,plain,
( ~ element(skf1(u),skc1)
| element(u,skc1) ),
inference(res,[status(thm),theory(equality)],[2,4]),
[iquote('0:Res:2.1,4.0')] ).
cnf(7,plain,
( element(skc1,skc1)
| element(skc1,skc1) ),
inference(res,[status(thm),theory(equality)],[2,6]),
[iquote('0:Res:2.1,6.0')] ).
cnf(8,plain,
element(skc1,skc1),
inference(obv,[status(thm),theory(equality)],[7]),
[iquote('0:Obv:7.0')] ).
cnf(9,plain,
( ~ element(skc1,skc1)
| ~ element(skc1,skc1) ),
inference(res,[status(thm),theory(equality)],[8,3]),
[iquote('0:Res:8.0,3.0')] ).
cnf(10,plain,
~ element(skc1,skc1),
inference(obv,[status(thm),theory(equality)],[9]),
[iquote('0:Obv:9.0')] ).
cnf(11,plain,
$false,
inference(mrr,[status(thm)],[10,8]),
[iquote('0:MRR:10.0,8.0')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : SET046+1 : TPTP v8.1.0. Released v2.0.0.
% 0.07/0.12 % Command : run_spass %d %s
% 0.12/0.33 % Computer : n015.cluster.edu
% 0.12/0.33 % Model : x86_64 x86_64
% 0.12/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33 % Memory : 8042.1875MB
% 0.12/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33 % CPULimit : 300
% 0.12/0.33 % WCLimit : 600
% 0.12/0.33 % DateTime : Sat Jul 9 18:34:37 EDT 2022
% 0.12/0.33 % CPUTime :
% 0.18/0.42
% 0.18/0.42 SPASS V 3.9
% 0.18/0.42 SPASS beiseite: Proof found.
% 0.18/0.42 % SZS status Theorem
% 0.18/0.42 Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.18/0.42 SPASS derived 5 clauses, backtracked 0 clauses, performed 0 splits and kept 7 clauses.
% 0.18/0.42 SPASS allocated 85055 KBytes.
% 0.18/0.42 SPASS spent 0:00:00.08 on the problem.
% 0.18/0.42 0:00:00.03 for the input.
% 0.18/0.42 0:00:00.02 for the FLOTTER CNF translation.
% 0.18/0.42 0:00:00.00 for inferences.
% 0.18/0.42 0:00:00.00 for the backtracking.
% 0.18/0.42 0:00:00.00 for the reduction.
% 0.18/0.42
% 0.18/0.42
% 0.18/0.42 Here is a proof with depth 4, length 10 :
% 0.18/0.42 % SZS output start Refutation
% See solution above
% 0.18/0.42 Formulae used in the proof : pel42
% 0.18/0.42
%------------------------------------------------------------------------------