TSTP Solution File: GRP698-1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : GRP698-1 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n026.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 11:49:01 EDT 2022

% Result   : Unsatisfiable 23.22s 23.39s
% Output   : Refutation 23.22s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :    6
% Syntax   : Number of clauses     :   17 (  17 unt;   0 nHn;  17 RR)
%            Number of literals    :   17 (   0 equ;   3 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    :   10 (  10 usr;   7 con; 0-2 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    equal(mult(u,ld(u,v)),v),
    file('GRP698-1.p',unknown),
    [] ).

cnf(2,axiom,
    equal(ld(u,mult(u,v)),v),
    file('GRP698-1.p',unknown),
    [] ).

cnf(3,axiom,
    equal(mult(rd(u,v),v),u),
    file('GRP698-1.p',unknown),
    [] ).

cnf(5,axiom,
    equal(mult(u,unit),u),
    file('GRP698-1.p',unknown),
    [] ).

cnf(7,axiom,
    equal(mult(mult(mult(u,v),u),mult(u,w)),mult(u,mult(mult(mult(v,u),u),w))),
    file('GRP698-1.p',unknown),
    [] ).

cnf(9,axiom,
    ~ equal(mult(rd(mult(a,b),a),mult(a,c)),mult(a,mult(b,c))),
    file('GRP698-1.p',unknown),
    [] ).

cnf(60,plain,
    equal(mult(u,mult(mult(mult(v,u),u),unit)),mult(mult(mult(u,v),u),u)),
    inference(spr,[status(thm),theory(equality)],[5,7]),
    [iquote('0:SpR:5.0,7.0')] ).

cnf(65,plain,
    equal(mult(u,mult(mult(mult(ld(u,v),u),u),w)),mult(mult(v,u),mult(u,w))),
    inference(spr,[status(thm),theory(equality)],[1,7]),
    [iquote('0:SpR:1.0,7.0')] ).

cnf(69,plain,
    equal(mult(mult(mult(u,v),u),u),mult(u,mult(mult(v,u),u))),
    inference(rew,[status(thm),theory(equality)],[5,60]),
    [iquote('0:Rew:5.0,60.0')] ).

cnf(110,plain,
    equal(mult(u,mult(mult(ld(u,v),u),u)),mult(mult(v,u),u)),
    inference(spr,[status(thm),theory(equality)],[1,69]),
    [iquote('0:SpR:1.0,69.0')] ).

cnf(467,plain,
    equal(mult(mult(ld(u,v),u),u),ld(u,mult(mult(v,u),u))),
    inference(spr,[status(thm),theory(equality)],[110,2]),
    [iquote('0:SpR:110.0,2.0')] ).

cnf(491,plain,
    equal(mult(u,mult(ld(u,mult(mult(v,u),u)),w)),mult(mult(v,u),mult(u,w))),
    inference(rew,[status(thm),theory(equality)],[467,65]),
    [iquote('0:Rew:467.0,65.0')] ).

cnf(1990,plain,
    equal(mult(u,mult(ld(u,mult(v,u)),w)),mult(v,mult(u,w))),
    inference(spr,[status(thm),theory(equality)],[3,491]),
    [iquote('0:SpR:3.0,491.0')] ).

cnf(10701,plain,
    equal(mult(rd(u,v),mult(v,w)),mult(v,mult(ld(v,u),w))),
    inference(spr,[status(thm),theory(equality)],[3,1990]),
    [iquote('0:SpR:3.0,1990.0')] ).

cnf(10772,plain,
    ~ equal(mult(a,mult(ld(a,mult(a,b)),c)),mult(a,mult(b,c))),
    inference(rew,[status(thm),theory(equality)],[10701,9]),
    [iquote('0:Rew:10701.0,9.0')] ).

cnf(10830,plain,
    ~ equal(mult(a,mult(b,c)),mult(a,mult(b,c))),
    inference(rew,[status(thm),theory(equality)],[2,10772]),
    [iquote('0:Rew:2.0,10772.0')] ).

cnf(10831,plain,
    $false,
    inference(obv,[status(thm),theory(equality)],[10830]),
    [iquote('0:Obv:10830.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.12  % Problem  : GRP698-1 : TPTP v8.1.0. Released v4.0.0.
% 0.10/0.12  % Command  : run_spass %d %s
% 0.12/0.33  % Computer : n026.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 : Tue Jun 14 09:52:21 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 23.22/23.39  
% 23.22/23.39  SPASS V 3.9 
% 23.22/23.39  SPASS beiseite: Proof found.
% 23.22/23.39  % SZS status Theorem
% 23.22/23.39  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 23.22/23.39  SPASS derived 6220 clauses, backtracked 0 clauses, performed 0 splits and kept 2663 clauses.
% 23.22/23.39  SPASS allocated 120247 KBytes.
% 23.22/23.39  SPASS spent	0:0:22.74 on the problem.
% 23.22/23.39  		0:00:00.03 for the input.
% 23.22/23.39  		0:00:00.00 for the FLOTTER CNF translation.
% 23.22/23.39  		0:00:00.10 for inferences.
% 23.22/23.39  		0:00:00.00 for the backtracking.
% 23.22/23.39  		0:0:22.58 for the reduction.
% 23.22/23.39  
% 23.22/23.39  
% 23.22/23.39  Here is a proof with depth 3, length 17 :
% 23.22/23.39  % SZS output start Refutation
% See solution above
% 23.22/23.39  Formulae used in the proof : c01 c02 c03 c05 c07 goals
% 23.22/23.39  
%------------------------------------------------------------------------------