TSTP Solution File: GRA002+4 by SPASS---3.9
View Problem
- Process Solution
%------------------------------------------------------------------------------
% File : SPASS---3.9
% Problem : GRA002+4 : TPTP v8.1.0. Bugfixed v3.2.0.
% Transfm : none
% Format : tptp
% Command : run_spass %d %s
% Computer : n024.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 07:22:08 EDT 2022
% Result : Theorem 0.20s 0.49s
% Output : Refutation 0.20s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 7
% Syntax : Number of clauses : 14 ( 10 unt; 0 nHn; 14 RR)
% Number of literals : 19 ( 0 equ; 7 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 6 ( 5 usr; 2 prp; 0-3 aty)
% Number of functors : 13 ( 13 usr; 10 con; 0-2 aty)
% Number of variables : 0 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(1,axiom,
complete,
file('GRA002+4.p',unknown),
[] ).
cnf(2,axiom,
shortest_path(skc4,skc5,skc3),
file('GRA002+4.p',unknown),
[] ).
cnf(12,axiom,
less_or_equal(number_of_in(u,v),number_of_in(u,graph)),
file('GRA002+4.p',unknown),
[] ).
cnf(20,axiom,
~ less_or_equal(minus(length_of(skc3),n1),number_of_in(triangles,graph)),
file('GRA002+4.p',unknown),
[] ).
cnf(26,axiom,
( ~ shortest_path(u,v,w)
| path(u,v,w) ),
file('GRA002+4.p',unknown),
[] ).
cnf(33,axiom,
( ~ path(u,v,w)
| equal(minus(length_of(w),n1),number_of_in(sequential_pairs,w)) ),
file('GRA002+4.p',unknown),
[] ).
cnf(38,axiom,
( ~ complete
| ~ shortest_path(u,v,w)
| equal(number_of_in(triangles,w),number_of_in(sequential_pairs,w)) ),
file('GRA002+4.p',unknown),
[] ).
cnf(68,plain,
( ~ shortest_path(u,v,w)
| equal(number_of_in(triangles,w),number_of_in(sequential_pairs,w)) ),
inference(mrr,[status(thm)],[38,1]),
[iquote('0:MRR:38.0,1.0')] ).
cnf(75,plain,
equal(number_of_in(triangles,skc3),number_of_in(sequential_pairs,skc3)),
inference(res,[status(thm),theory(equality)],[2,68]),
[iquote('0:Res:2.0,68.0')] ).
cnf(76,plain,
path(skc4,skc5,skc3),
inference(res,[status(thm),theory(equality)],[2,26]),
[iquote('0:Res:2.0,26.0')] ).
cnf(84,plain,
less_or_equal(number_of_in(sequential_pairs,skc3),number_of_in(triangles,graph)),
inference(spr,[status(thm),theory(equality)],[75,12]),
[iquote('0:SpR:75.0,12.0')] ).
cnf(99,plain,
equal(minus(length_of(skc3),n1),number_of_in(sequential_pairs,skc3)),
inference(res,[status(thm),theory(equality)],[76,33]),
[iquote('0:Res:76.0,33.0')] ).
cnf(100,plain,
~ less_or_equal(number_of_in(sequential_pairs,skc3),number_of_in(triangles,graph)),
inference(rew,[status(thm),theory(equality)],[99,20]),
[iquote('0:Rew:99.0,20.0')] ).
cnf(101,plain,
$false,
inference(mrr,[status(thm)],[100,84]),
[iquote('0:MRR:100.0,84.0')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.13 % Problem : GRA002+4 : TPTP v8.1.0. Bugfixed v3.2.0.
% 0.11/0.13 % Command : run_spass %d %s
% 0.14/0.35 % Computer : n024.cluster.edu
% 0.14/0.35 % Model : x86_64 x86_64
% 0.14/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35 % Memory : 8042.1875MB
% 0.14/0.35 % OS : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35 % CPULimit : 300
% 0.14/0.35 % WCLimit : 600
% 0.14/0.35 % DateTime : Tue May 31 02:28:21 EDT 2022
% 0.14/0.35 % CPUTime :
% 0.20/0.49
% 0.20/0.49 SPASS V 3.9
% 0.20/0.49 SPASS beiseite: Proof found.
% 0.20/0.49 % SZS status Theorem
% 0.20/0.49 Problem: /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.49 SPASS derived 25 clauses, backtracked 0 clauses, performed 0 splits and kept 82 clauses.
% 0.20/0.49 SPASS allocated 98224 KBytes.
% 0.20/0.49 SPASS spent 0:00:00.14 on the problem.
% 0.20/0.49 0:00:00.04 for the input.
% 0.20/0.49 0:00:00.07 for the FLOTTER CNF translation.
% 0.20/0.49 0:00:00.00 for inferences.
% 0.20/0.49 0:00:00.00 for the backtracking.
% 0.20/0.49 0:00:00.00 for the reduction.
% 0.20/0.49
% 0.20/0.49
% 0.20/0.49 Here is a proof with depth 2, length 14 :
% 0.20/0.49 % SZS output start Refutation
% See solution above
% 0.20/0.49 Formulae used in the proof : maximal_path_length graph_has_them_all shortest_path_defn path_length_sequential_pairs triangles_and_sequential_pairs
% 0.20/0.49
%------------------------------------------------------------------------------