TSTP Solution File: LCL257-1 by SPASS---3.9
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- Process Solution
%------------------------------------------------------------------------------
% File : SPASS---3.9
% Problem : LCL257-1 : TPTP v8.1.0. Released v2.0.0.
% Transfm : none
% Format : tptp
% Command : run_spass %d %s
% Computer : n007.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 14:35:58 EDT 2022
% Result : Unsatisfiable 0.69s 0.91s
% Output : Refutation 0.69s
% Verified :
% SZS Type : Refutation
% Derivation depth : 26
% Number of leaves : 3
% Syntax : Number of clauses : 37 ( 24 unt; 0 nHn; 37 RR)
% Number of literals : 51 ( 0 equ; 15 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 6 ( 2 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-1 aty)
% Number of functors : 9 ( 9 usr; 8 con; 0-2 aty)
% Number of variables : 0 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(1,axiom,
( ~ is_a_theorem(u)
| ~ is_a_theorem(equivalent(u,v))
| is_a_theorem(v) ),
file('LCL257-1.p',unknown),
[] ).
cnf(2,axiom,
is_a_theorem(equivalent(equivalent(u,v),equivalent(equivalent(w,v),equivalent(u,w)))),
file('LCL257-1.p',unknown),
[] ).
cnf(3,axiom,
~ is_a_theorem(equivalent(x__dfg,equivalent(equivalent(y__dfg,z__dfg),equivalent(equivalent(z__dfg,x__dfg),y__dfg)))),
file('LCL257-1.p',unknown),
[] ).
cnf(7,plain,
( ~ is_a_theorem(equivalent(u,v))
| is_a_theorem(equivalent(equivalent(w,v),equivalent(u,w))) ),
inference(res,[status(thm),theory(equality)],[2,1]),
[iquote('0:Res:2.0,1.1')] ).
cnf(8,plain,
is_a_theorem(equivalent(equivalent(u,equivalent(equivalent(v,w),equivalent(x,v))),equivalent(equivalent(x,w),u))),
inference(sor,[status(thm)],[7,2]),
[iquote('0:SoR:7.0,2.0')] ).
cnf(9,plain,
is_a_theorem(equivalent(equivalent(u,equivalent(equivalent(v,w),x)),equivalent(equivalent(x,equivalent(equivalent(y,w),equivalent(v,y))),u))),
inference(sor,[status(thm)],[7,8]),
[iquote('0:SoR:7.0,8.0')] ).
cnf(10,plain,
( ~ is_a_theorem(equivalent(u,equivalent(equivalent(v,w),equivalent(x,v))))
| is_a_theorem(equivalent(equivalent(x,w),u)) ),
inference(res,[status(thm),theory(equality)],[8,1]),
[iquote('0:Res:8.0,1.1')] ).
cnf(11,plain,
is_a_theorem(equivalent(equivalent(u,v),equivalent(equivalent(u,w),equivalent(equivalent(x,v),equivalent(w,x))))),
inference(sor,[status(thm)],[10,8]),
[iquote('0:SoR:10.0,8.0')] ).
cnf(12,plain,
is_a_theorem(equivalent(equivalent(u,v),equivalent(u,v))),
inference(sor,[status(thm)],[10,2]),
[iquote('0:SoR:10.0,2.0')] ).
cnf(13,plain,
is_a_theorem(equivalent(equivalent(u,equivalent(v,w)),equivalent(equivalent(v,w),u))),
inference(sor,[status(thm)],[7,12]),
[iquote('0:SoR:7.0,12.0')] ).
cnf(17,plain,
is_a_theorem(equivalent(equivalent(u,v),equivalent(equivalent(u,w),equivalent(w,v)))),
inference(sor,[status(thm)],[10,13]),
[iquote('0:SoR:10.0,13.0')] ).
cnf(20,plain,
is_a_theorem(equivalent(equivalent(u,u),equivalent(v,v))),
inference(sor,[status(thm)],[10,17]),
[iquote('0:SoR:10.0,17.0')] ).
cnf(24,plain,
( ~ is_a_theorem(equivalent(u,equivalent(equivalent(v,w),x)))
| is_a_theorem(equivalent(equivalent(x,equivalent(equivalent(y,w),equivalent(v,y))),u)) ),
inference(res,[status(thm),theory(equality)],[9,1]),
[iquote('0:Res:9.0,1.1')] ).
cnf(25,plain,
is_a_theorem(equivalent(equivalent(u,equivalent(v,v)),equivalent(equivalent(w,w),u))),
inference(sor,[status(thm)],[7,20]),
[iquote('0:SoR:7.0,20.0')] ).
cnf(27,plain,
( ~ is_a_theorem(equivalent(u,u))
| is_a_theorem(equivalent(v,v)) ),
inference(res,[status(thm),theory(equality)],[20,1]),
[iquote('0:Res:20.0,1.1')] ).
cnf(28,plain,
is_a_theorem(equivalent(u,u)),
inference(sor,[status(thm)],[27,20]),
[iquote('0:SoR:27.0,20.0')] ).
cnf(31,plain,
is_a_theorem(equivalent(equivalent(u,v),equivalent(v,u))),
inference(sor,[status(thm)],[7,28]),
[iquote('0:SoR:7.0,28.0')] ).
cnf(36,plain,
( ~ is_a_theorem(equivalent(u,v))
| is_a_theorem(equivalent(v,u)) ),
inference(res,[status(thm),theory(equality)],[31,1]),
[iquote('0:Res:31.0,1.1')] ).
cnf(38,plain,
is_a_theorem(equivalent(equivalent(equivalent(u,v),w),equivalent(equivalent(w,u),v))),
inference(sor,[status(thm)],[10,11]),
[iquote('0:SoR:10.0,11.0')] ).
cnf(51,plain,
( ~ is_a_theorem(equivalent(u,equivalent(v,v)))
| is_a_theorem(equivalent(equivalent(w,w),u)) ),
inference(res,[status(thm),theory(equality)],[25,1]),
[iquote('0:Res:25.0,1.1')] ).
cnf(56,plain,
is_a_theorem(equivalent(equivalent(equivalent(u,v),w),equivalent(equivalent(v,w),u))),
inference(sor,[status(thm)],[36,38]),
[iquote('0:SoR:36.0,38.0')] ).
cnf(84,plain,
is_a_theorem(equivalent(equivalent(u,equivalent(equivalent(v,w),equivalent(x,v))),equivalent(equivalent(w,u),x))),
inference(sor,[status(thm)],[24,38]),
[iquote('0:SoR:24.0,38.0')] ).
cnf(108,plain,
is_a_theorem(equivalent(equivalent(u,v),equivalent(equivalent(equivalent(u,w),w),v))),
inference(sor,[status(thm)],[10,56]),
[iquote('0:SoR:10.0,56.0')] ).
cnf(167,plain,
is_a_theorem(equivalent(equivalent(equivalent(equivalent(u,v),v),w),equivalent(u,w))),
inference(sor,[status(thm)],[36,108]),
[iquote('0:SoR:36.0,108.0')] ).
cnf(268,plain,
is_a_theorem(equivalent(equivalent(u,u),equivalent(equivalent(equivalent(v,w),w),v))),
inference(sor,[status(thm)],[51,167]),
[iquote('0:SoR:51.0,167.0')] ).
cnf(305,plain,
( ~ is_a_theorem(equivalent(u,u))
| is_a_theorem(equivalent(equivalent(equivalent(v,w),w),v)) ),
inference(res,[status(thm),theory(equality)],[268,1]),
[iquote('0:Res:268.0,1.1')] ).
cnf(306,plain,
is_a_theorem(equivalent(equivalent(equivalent(u,v),v),u)),
inference(ssi,[status(thm)],[305,28]),
[iquote('0:SSi:305.0,28.0')] ).
cnf(317,plain,
is_a_theorem(equivalent(u,equivalent(equivalent(u,v),v))),
inference(sor,[status(thm)],[36,306]),
[iquote('0:SoR:36.0,306.0')] ).
cnf(322,plain,
( ~ is_a_theorem(equivalent(equivalent(u,v),v))
| is_a_theorem(u) ),
inference(res,[status(thm),theory(equality)],[306,1]),
[iquote('0:Res:306.0,1.1')] ).
cnf(327,plain,
is_a_theorem(equivalent(equivalent(u,equivalent(u,v)),v)),
inference(sor,[status(thm)],[10,317]),
[iquote('0:SoR:10.0,317.0')] ).
cnf(332,plain,
is_a_theorem(equivalent(u,equivalent(v,equivalent(v,u)))),
inference(sor,[status(thm)],[36,327]),
[iquote('0:SoR:36.0,327.0')] ).
cnf(344,plain,
( ~ is_a_theorem(u)
| is_a_theorem(equivalent(v,equivalent(v,u))) ),
inference(res,[status(thm),theory(equality)],[332,1]),
[iquote('0:Res:332.0,1.1')] ).
cnf(459,plain,
( ~ is_a_theorem(u)
| is_a_theorem(equivalent(equivalent(v,v),u)) ),
inference(sor,[status(thm)],[51,344]),
[iquote('0:SoR:51.0,344.1')] ).
cnf(509,plain,
( ~ is_a_theorem(u)
| is_a_theorem(equivalent(u,equivalent(v,v))) ),
inference(sor,[status(thm)],[36,459]),
[iquote('0:SoR:36.0,459.1')] ).
cnf(523,plain,
( ~ is_a_theorem(equivalent(u,equivalent(v,v)))
| is_a_theorem(u) ),
inference(sor,[status(thm)],[322,509]),
[iquote('0:SoR:322.0,509.1')] ).
cnf(1293,plain,
is_a_theorem(equivalent(u,equivalent(equivalent(v,w),equivalent(equivalent(w,u),v)))),
inference(sor,[status(thm)],[523,84]),
[iquote('0:SoR:523.0,84.0')] ).
cnf(1299,plain,
$false,
inference(unc,[status(thm)],[1293,3]),
[iquote('0:UnC:1293.0,3.0')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.13 % Problem : LCL257-1 : TPTP v8.1.0. Released v2.0.0.
% 0.04/0.13 % Command : run_spass %d %s
% 0.13/0.35 % Computer : n007.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 : Sat Jul 2 16:25:25 EDT 2022
% 0.13/0.35 % CPUTime :
% 0.69/0.91
% 0.69/0.91 SPASS V 3.9
% 0.69/0.91 SPASS beiseite: Proof found.
% 0.69/0.91 % SZS status Theorem
% 0.69/0.91 Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.69/0.91 SPASS derived 1287 clauses, backtracked 0 clauses, performed 0 splits and kept 731 clauses.
% 0.69/0.91 SPASS allocated 77791 KBytes.
% 0.69/0.91 SPASS spent 0:00:00.54 on the problem.
% 0.69/0.91 0:00:00.03 for the input.
% 0.69/0.91 0:00:00.00 for the FLOTTER CNF translation.
% 0.69/0.91 0:00:00.05 for inferences.
% 0.69/0.91 0:00:00.00 for the backtracking.
% 0.69/0.91 0:00:00.43 for the reduction.
% 0.69/0.91
% 0.69/0.91
% 0.69/0.91 Here is a proof with depth 24, length 37 :
% 0.69/0.91 % SZS output start Refutation
% See solution above
% 0.69/0.91 Formulae used in the proof : condensed_detachment yql prove_xhn
% 0.69/0.91
%------------------------------------------------------------------------------