TSTP Solution File: SET676+3 by SPASS---3.9
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- Process Solution
%------------------------------------------------------------------------------
% File : SPASS---3.9
% Problem : SET676+3 : TPTP v8.1.0. Released v2.2.0.
% 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 : Tue Jul 19 05:28:01 EDT 2022
% Result : Theorem 0.21s 0.46s
% Output : Refutation 0.21s
% Verified :
% SZS Type : Refutation
% Derivation depth : 3
% Number of leaves : 4
% Syntax : Number of clauses : 8 ( 5 unt; 0 nHn; 8 RR)
% Number of literals : 14 ( 0 equ; 8 neg)
% Maximal clause size : 4 ( 1 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 7 ( 7 usr; 4 con; 0-2 aty)
% Number of variables : 0 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(2,axiom,
ilf_type(u,set_type),
file('SET676+3.p',unknown),
[] ).
cnf(10,axiom,
~ ilf_type(cross_product(skc1,skc1),identity_relation_of_type(skc1)),
file('SET676+3.p',unknown),
[] ).
cnf(21,axiom,
( ~ ilf_type(u,set_type)
| ~ ilf_type(v,set_type)
| ilf_type(cross_product(u,v),relation_type(u,v)) ),
file('SET676+3.p',unknown),
[] ).
cnf(27,axiom,
( ~ ilf_type(u,relation_type(v,v))
| ~ ilf_type(v,set_type)
| ~ ilf_type(u,set_type)
| ilf_type(u,identity_relation_of_type(v)) ),
file('SET676+3.p',unknown),
[] ).
cnf(51,plain,
ilf_type(cross_product(u,v),relation_type(u,v)),
inference(mrr,[status(thm)],[21,2]),
[iquote('0:MRR:21.0,21.1,2.0,2.0')] ).
cnf(59,plain,
( ~ ilf_type(u,relation_type(v,v))
| ilf_type(u,identity_relation_of_type(v)) ),
inference(mrr,[status(thm)],[27,2]),
[iquote('0:MRR:27.1,27.2,2.0,2.0')] ).
cnf(70,plain,
~ ilf_type(cross_product(skc1,skc1),relation_type(skc1,skc1)),
inference(res,[status(thm),theory(equality)],[59,10]),
[iquote('0:Res:59.1,10.0')] ).
cnf(71,plain,
$false,
inference(mrr,[status(thm)],[70,51]),
[iquote('0:MRR:70.0,51.0')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : SET676+3 : TPTP v8.1.0. Released v2.2.0.
% 0.07/0.13 % Command : run_spass %d %s
% 0.13/0.34 % Computer : n029.cluster.edu
% 0.13/0.34 % Model : x86_64 x86_64
% 0.13/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34 % Memory : 8042.1875MB
% 0.13/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34 % CPULimit : 300
% 0.13/0.34 % WCLimit : 600
% 0.13/0.34 % DateTime : Sun Jul 10 12:32:16 EDT 2022
% 0.13/0.34 % CPUTime :
% 0.21/0.46
% 0.21/0.46 SPASS V 3.9
% 0.21/0.46 SPASS beiseite: Proof found.
% 0.21/0.46 % SZS status Theorem
% 0.21/0.46 Problem: /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.21/0.46 SPASS derived 1 clauses, backtracked 0 clauses, performed 0 splits and kept 31 clauses.
% 0.21/0.46 SPASS allocated 97791 KBytes.
% 0.21/0.46 SPASS spent 0:00:00.10 on the problem.
% 0.21/0.46 0:00:00.03 for the input.
% 0.21/0.46 0:00:00.04 for the FLOTTER CNF translation.
% 0.21/0.46 0:00:00.00 for inferences.
% 0.21/0.46 0:00:00.00 for the backtracking.
% 0.21/0.46 0:00:00.00 for the reduction.
% 0.21/0.46
% 0.21/0.46
% 0.21/0.46 Here is a proof with depth 1, length 8 :
% 0.21/0.46 % SZS output start Refutation
% See solution above
% 0.21/0.46 Formulae used in the proof : p19 prove_relset_1_41 p1 p4
% 0.21/0.46
%------------------------------------------------------------------------------