TSTP Solution File: KLE066+1 by SPASS---3.9
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%------------------------------------------------------------------------------
% File : SPASS---3.9
% Problem : KLE066+1 : TPTP v8.1.0. Released v4.0.0.
% Transfm : none
% Format : tptp
% Command : run_spass %d %s
% Computer : n023.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 : Sun Jul 17 02:28:21 EDT 2022
% Result : Theorem 0.21s 0.46s
% Output : Refutation 0.21s
% Verified :
% SZS Type : Refutation
% Derivation depth : 5
% Number of leaves : 8
% Syntax : Number of clauses : 14 ( 14 unt; 0 nHn; 14 RR)
% Number of literals : 14 ( 0 equ; 1 neg)
% Maximal clause size : 1 ( 1 avg)
% Maximal term depth : 4 ( 2 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 8 ( 8 usr; 5 con; 0-2 aty)
% Number of variables : 0 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(1,axiom,
equal(domain__dfg(zero),zero),
file('KLE066+1.p',unknown),
[] ).
cnf(2,axiom,
equal(addition(u,zero),u),
file('KLE066+1.p',unknown),
[] ).
cnf(7,axiom,
equal(multiplication(zero,u),zero),
file('KLE066+1.p',unknown),
[] ).
cnf(8,axiom,
equal(multiplication(skc2,domain__dfg(skc3)),zero),
file('KLE066+1.p',unknown),
[] ).
cnf(9,axiom,
~ equal(multiplication(skc2,skc3),zero),
file('KLE066+1.p',unknown),
[] ).
cnf(11,axiom,
equal(addition(u,v),addition(v,u)),
file('KLE066+1.p',unknown),
[] ).
cnf(14,axiom,
equal(domain__dfg(multiplication(u,domain__dfg(v))),domain__dfg(multiplication(u,v))),
file('KLE066+1.p',unknown),
[] ).
cnf(18,axiom,
equal(addition(u,multiplication(domain__dfg(u),u)),multiplication(domain__dfg(u),u)),
file('KLE066+1.p',unknown),
[] ).
cnf(37,plain,
equal(addition(zero,u),u),
inference(spr,[status(thm),theory(equality)],[11,2]),
[iquote('0:SpR:11.0,2.0')] ).
cnf(157,plain,
equal(domain__dfg(multiplication(skc2,skc3)),domain__dfg(zero)),
inference(spr,[status(thm),theory(equality)],[8,14]),
[iquote('0:SpR:8.0,14.0')] ).
cnf(160,plain,
equal(domain__dfg(multiplication(skc2,skc3)),zero),
inference(rew,[status(thm),theory(equality)],[1,157]),
[iquote('0:Rew:1.0,157.0')] ).
cnf(253,plain,
equal(addition(multiplication(skc2,skc3),multiplication(zero,multiplication(skc2,skc3))),multiplication(zero,multiplication(skc2,skc3))),
inference(spr,[status(thm),theory(equality)],[160,18]),
[iquote('0:SpR:160.0,18.0')] ).
cnf(259,plain,
equal(multiplication(skc2,skc3),zero),
inference(rew,[status(thm),theory(equality)],[37,253,11,7]),
[iquote('0:Rew:37.0,253.0,11.0,253.0,7.0,253.0')] ).
cnf(260,plain,
$false,
inference(mrr,[status(thm)],[259,9]),
[iquote('0:MRR:259.0,9.0')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : KLE066+1 : TPTP v8.1.0. Released v4.0.0.
% 0.07/0.13 % Command : run_spass %d %s
% 0.13/0.35 % Computer : n023.cluster.edu
% 0.13/0.35 % Model : x86_64 x86_64
% 0.13/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35 % Memory : 8042.1875MB
% 0.13/0.35 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35 % CPULimit : 300
% 0.13/0.35 % WCLimit : 600
% 0.13/0.35 % DateTime : Thu Jun 16 15:34:20 EDT 2022
% 0.13/0.35 % 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 178 clauses, backtracked 0 clauses, performed 0 splits and kept 66 clauses.
% 0.21/0.46 SPASS allocated 85303 KBytes.
% 0.21/0.46 SPASS spent 0:00:00.09 on the problem.
% 0.21/0.46 0:00:00.04 for the input.
% 0.21/0.46 0:00:00.03 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 0:00:00.01 for the reduction.
% 0.21/0.46
% 0.21/0.46
% 0.21/0.46 Here is a proof with depth 2, length 14 :
% 0.21/0.46 % SZS output start Refutation
% See solution above
% 0.21/0.46 Formulae used in the proof : domain4 additive_identity left_annihilation goals additive_commutativity domain2 domain1
% 0.21/0.46
%------------------------------------------------------------------------------