TSTP Solution File: LAT090-1 by SPASS---3.9
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- Process Solution
%------------------------------------------------------------------------------
% File : SPASS---3.9
% Problem : LAT090-1 : TPTP v8.1.0. Released v2.6.0.
% 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 : Sun Jul 17 06:48:59 EDT 2022
% Result : Unsatisfiable 0.18s 0.46s
% Output : Refutation 0.18s
% Verified :
% SZS Type : Refutation
% Derivation depth : 10
% Number of leaves : 6
% Syntax : Number of clauses : 27 ( 27 unt; 0 nHn; 27 RR)
% Number of literals : 27 ( 0 equ; 1 neg)
% Maximal clause size : 1 ( 1 avg)
% Maximal term depth : 6 ( 2 avg)
% Number of predicates : 2 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 6 ( 6 usr; 4 con; 0-2 aty)
% Number of variables : 0 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(1,axiom,
equal(join(meet(u,v),meet(u,join(u,v))),u),
file('LAT090-1.p',unknown),
[] ).
cnf(2,axiom,
equal(join(meet(u,u),meet(v,join(u,u))),u),
file('LAT090-1.p',unknown),
[] ).
cnf(3,axiom,
equal(join(meet(u,v),meet(v,join(u,v))),v),
file('LAT090-1.p',unknown),
[] ).
cnf(4,axiom,
equal(meet(meet(join(u,v),join(w,u)),u),u),
file('LAT090-1.p',unknown),
[] ).
cnf(5,axiom,
equal(join(join(meet(u,v),meet(w,u)),u),u),
file('LAT090-1.p',unknown),
[] ).
cnf(6,axiom,
~ equal(join(a,a),a),
file('LAT090-1.p',unknown),
[] ).
cnf(22,plain,
equal(join(meet(u,u),join(u,u)),u),
inference(spr,[status(thm),theory(equality)],[4,2]),
[iquote('0:SpR:4.0,2.0')] ).
cnf(31,plain,
equal(meet(meet(join(u,v),u),u),u),
inference(spr,[status(thm),theory(equality)],[5,4]),
[iquote('0:SpR:5.0,4.0')] ).
cnf(37,plain,
equal(join(meet(meet(u,u),join(u,u)),meet(meet(u,u),u)),meet(u,u)),
inference(spr,[status(thm),theory(equality)],[22,1]),
[iquote('0:SpR:22.0,1.0')] ).
cnf(48,plain,
equal(join(u,meet(u,join(meet(join(u,v),u),u))),u),
inference(spr,[status(thm),theory(equality)],[31,3]),
[iquote('0:SpR:31.0,3.0')] ).
cnf(56,plain,
equal(meet(meet(u,meet(u,v)),meet(u,v)),meet(u,v)),
inference(spr,[status(thm),theory(equality)],[1,31]),
[iquote('0:SpR:1.0,31.0')] ).
cnf(80,plain,
equal(meet(meet(u,join(v,u)),u),u),
inference(spr,[status(thm),theory(equality)],[48,4]),
[iquote('0:SpR:48.0,4.0')] ).
cnf(81,plain,
equal(meet(meet(u,u),u),u),
inference(spr,[status(thm),theory(equality)],[48,31]),
[iquote('0:SpR:48.0,31.0')] ).
cnf(82,plain,
equal(join(u,meet(u,join(meet(u,u),u))),u),
inference(spr,[status(thm),theory(equality)],[48]),
[iquote('0:SpR:48.0,48.0')] ).
cnf(94,plain,
equal(join(meet(meet(u,u),join(u,u)),u),meet(u,u)),
inference(rew,[status(thm),theory(equality)],[81,37]),
[iquote('0:Rew:81.0,37.0')] ).
cnf(121,plain,
equal(meet(meet(meet(u,join(v,u)),u),meet(u,join(v,u))),meet(u,join(v,u))),
inference(spr,[status(thm),theory(equality)],[3,80]),
[iquote('0:SpR:3.0,80.0')] ).
cnf(130,plain,
equal(meet(u,meet(u,join(v,u))),meet(u,join(v,u))),
inference(rew,[status(thm),theory(equality)],[80,121]),
[iquote('0:Rew:80.0,121.0')] ).
cnf(175,plain,
equal(join(meet(u,meet(u,join(meet(u,u),u))),meet(meet(u,join(meet(u,u),u)),u)),meet(u,join(meet(u,u),u))),
inference(spr,[status(thm),theory(equality)],[82,3]),
[iquote('0:SpR:82.0,3.0')] ).
cnf(187,plain,
equal(join(meet(u,meet(u,join(meet(u,u),u))),u),meet(u,join(meet(u,u),u))),
inference(rew,[status(thm),theory(equality)],[80,175]),
[iquote('0:Rew:80.0,175.0')] ).
cnf(188,plain,
equal(join(meet(u,join(meet(u,u),u)),u),meet(u,join(meet(u,u),u))),
inference(rew,[status(thm),theory(equality)],[130,187]),
[iquote('0:Rew:130.0,187.0')] ).
cnf(283,plain,
equal(meet(meet(meet(u,u),u),u),u),
inference(spr,[status(thm),theory(equality)],[81,56]),
[iquote('0:SpR:81.0,56.0')] ).
cnf(297,plain,
equal(meet(u,u),u),
inference(rew,[status(thm),theory(equality)],[81,283]),
[iquote('0:Rew:81.0,283.0')] ).
cnf(320,plain,
equal(join(meet(u,join(u,u)),u),meet(u,join(u,u))),
inference(rew,[status(thm),theory(equality)],[297,188]),
[iquote('0:Rew:297.0,188.0')] ).
cnf(321,plain,
equal(join(meet(u,join(u,u)),u),u),
inference(rew,[status(thm),theory(equality)],[297,94]),
[iquote('0:Rew:297.0,94.0')] ).
cnf(351,plain,
equal(meet(u,join(u,u)),u),
inference(rew,[status(thm),theory(equality)],[321,320]),
[iquote('0:Rew:321.0,320.0')] ).
cnf(352,plain,
equal(join(u,u),u),
inference(rew,[status(thm),theory(equality)],[351,321]),
[iquote('0:Rew:351.0,321.0')] ).
cnf(353,plain,
$false,
inference(unc,[status(thm)],[352,6]),
[iquote('0:UnC:352.0,6.0')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.04/0.12 % Problem : LAT090-1 : TPTP v8.1.0. Released v2.6.0.
% 0.04/0.12 % Command : run_spass %d %s
% 0.12/0.33 % Computer : n029.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 : Thu Jun 30 11:03:08 EDT 2022
% 0.12/0.34 % CPUTime :
% 0.18/0.46
% 0.18/0.46 SPASS V 3.9
% 0.18/0.46 SPASS beiseite: Proof found.
% 0.18/0.46 % SZS status Theorem
% 0.18/0.46 Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.18/0.46 SPASS derived 326 clauses, backtracked 0 clauses, performed 0 splits and kept 166 clauses.
% 0.18/0.46 SPASS allocated 63713 KBytes.
% 0.18/0.46 SPASS spent 0:00:00.11 on the problem.
% 0.18/0.46 0:00:00.03 for the input.
% 0.18/0.46 0:00:00.00 for the FLOTTER CNF translation.
% 0.18/0.46 0:00:00.00 for inferences.
% 0.18/0.46 0:00:00.00 for the backtracking.
% 0.18/0.46 0:00:00.05 for the reduction.
% 0.18/0.46
% 0.18/0.46
% 0.18/0.46 Here is a proof with depth 4, length 27 :
% 0.18/0.46 % SZS output start Refutation
% See solution above
% 0.18/0.46 Formulae used in the proof : wal_absorbtion_1 wal_absorbtion_2 wal_absorbtion_3 wal_absorbtion_4 wal_absorbtion_5 prove_normal_axioms_3
% 0.18/0.46
%------------------------------------------------------------------------------