TSTP Solution File: CAT009-3 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : CAT009-3 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n020.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 : Fri Jul 15 00:07:29 EDT 2022

% Result   : Unsatisfiable 0.67s 0.91s
% Output   : Refutation 0.67s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :   11
% Syntax   : Number of clauses     :   50 (  13 unt;  17 nHn;  50 RR)
%            Number of literals    :  105 (   0 equ;  28 neg)
%            Maximal clause size   :    4 (   2 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;   6 con; 0-2 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    there_exists(compose(a,b)),
    file('CAT009-3.p',unknown),
    [] ).

cnf(2,axiom,
    ~ equal(domain__dfg(compose(a,b)),domain__dfg(b)),
    file('CAT009-3.p',unknown),
    [] ).

cnf(6,axiom,
    ( ~ there_exists(domain__dfg(u))
    | there_exists(u) ),
    file('CAT009-3.p',unknown),
    [] ).

cnf(7,axiom,
    ( ~ there_exists(codomain(u))
    | there_exists(u) ),
    file('CAT009-3.p',unknown),
    [] ).

cnf(8,axiom,
    ( ~ there_exists(compose(u,v))
    | there_exists(domain__dfg(u)) ),
    file('CAT009-3.p',unknown),
    [] ).

cnf(9,axiom,
    ( ~ there_exists(compose(u,v))
    | equal(domain__dfg(u),codomain(v)) ),
    file('CAT009-3.p',unknown),
    [] ).

cnf(11,axiom,
    equal(compose(compose(u,v),w),compose(u,compose(v,w))),
    file('CAT009-3.p',unknown),
    [] ).

cnf(12,axiom,
    equal(compose(u,domain__dfg(u)),u),
    file('CAT009-3.p',unknown),
    [] ).

cnf(13,axiom,
    equal(compose(codomain(u),u),u),
    file('CAT009-3.p',unknown),
    [] ).

cnf(17,axiom,
    ( there_exists(f1(u,v))
    | equal(u,v) ),
    file('CAT009-3.p',unknown),
    [] ).

cnf(18,axiom,
    ( equal(u,v)
    | equal(f1(u,v),v)
    | equal(f1(u,v),u) ),
    file('CAT009-3.p',unknown),
    [] ).

cnf(40,plain,
    ( ~ there_exists(u)
    | equal(domain__dfg(codomain(u)),codomain(u)) ),
    inference(spl,[status(thm),theory(equality)],[13,9]),
    [iquote('0:SpL:13.0,9.0')] ).

cnf(41,plain,
    ( ~ there_exists(u)
    | equal(codomain(domain__dfg(u)),domain__dfg(u)) ),
    inference(spl,[status(thm),theory(equality)],[12,9]),
    [iquote('0:SpL:12.0,9.0')] ).

cnf(89,plain,
    ( ~ there_exists(compose(u,compose(v,w)))
    | equal(domain__dfg(compose(u,v)),codomain(w)) ),
    inference(spl,[status(thm),theory(equality)],[11,9]),
    [iquote('0:SpL:11.0,9.0')] ).

cnf(90,plain,
    ( ~ there_exists(compose(u,compose(v,w)))
    | there_exists(domain__dfg(compose(u,v))) ),
    inference(spl,[status(thm),theory(equality)],[11,8]),
    [iquote('0:SpL:11.0,8.0')] ).

cnf(102,plain,
    ( ~ there_exists(u)
    | ~ there_exists(domain__dfg(u))
    | equal(domain__dfg(domain__dfg(u)),domain__dfg(u)) ),
    inference(spr,[status(thm),theory(equality)],[41,40]),
    [iquote('0:SpR:41.1,40.1')] ).

cnf(108,plain,
    ( ~ there_exists(domain__dfg(u))
    | equal(domain__dfg(domain__dfg(u)),domain__dfg(u)) ),
    inference(mrr,[status(thm)],[102,6]),
    [iquote('0:MRR:102.0,6.1')] ).

cnf(124,plain,
    ( equal(u,v)
    | equal(f1(u,v),u)
    | there_exists(v)
    | equal(u,v) ),
    inference(spr,[status(thm),theory(equality)],[18,17]),
    [iquote('0:SpR:18.1,17.0')] ).

cnf(130,plain,
    ( equal(f1(u,v),u)
    | there_exists(v)
    | equal(u,v) ),
    inference(obv,[status(thm),theory(equality)],[124]),
    [iquote('0:Obv:124.0')] ).

cnf(136,plain,
    ( ~ there_exists(domain__dfg(u))
    | ~ there_exists(domain__dfg(u))
    | equal(codomain(domain__dfg(u)),domain__dfg(u)) ),
    inference(spr,[status(thm),theory(equality)],[108,41]),
    [iquote('0:SpR:108.1,41.1')] ).

cnf(143,plain,
    ( ~ there_exists(domain__dfg(u))
    | equal(codomain(domain__dfg(u)),domain__dfg(u)) ),
    inference(obv,[status(thm),theory(equality)],[136]),
    [iquote('0:Obv:136.0')] ).

cnf(396,plain,
    ( there_exists(u)
    | equal(v,u)
    | there_exists(v)
    | equal(v,u) ),
    inference(spr,[status(thm),theory(equality)],[130,17]),
    [iquote('0:SpR:130.0,17.0')] ).

cnf(401,plain,
    ( there_exists(u)
    | there_exists(v)
    | equal(v,u) ),
    inference(obv,[status(thm),theory(equality)],[396]),
    [iquote('0:Obv:396.1')] ).

cnf(424,plain,
    ( there_exists(u)
    | there_exists(codomain(v))
    | equal(compose(u,v),v) ),
    inference(spr,[status(thm),theory(equality)],[401,13]),
    [iquote('0:SpR:401.2,13.0')] ).

cnf(1355,plain,
    ( ~ there_exists(compose(u,v))
    | there_exists(domain__dfg(compose(u,codomain(v)))) ),
    inference(spl,[status(thm),theory(equality)],[13,90]),
    [iquote('0:SpL:13.0,90.0')] ).

cnf(2611,plain,
    ( ~ there_exists(compose(u,v))
    | equal(domain__dfg(compose(u,codomain(v))),codomain(v)) ),
    inference(spl,[status(thm),theory(equality)],[13,89]),
    [iquote('0:SpL:13.0,89.0')] ).

cnf(2616,plain,
    ( ~ there_exists(compose(u,v))
    | equal(domain__dfg(compose(u,v)),codomain(domain__dfg(v))) ),
    inference(spl,[status(thm),theory(equality)],[12,89]),
    [iquote('0:SpL:12.0,89.0')] ).

cnf(2652,plain,
    ( ~ there_exists(compose(u,v))
    | there_exists(codomain(v)) ),
    inference(rew,[status(thm),theory(equality)],[2611,1355]),
    [iquote('0:Rew:2611.1,1355.1')] ).

cnf(2696,plain,
    ( ~ there_exists(compose(u,compose(v,w)))
    | there_exists(codomain(w)) ),
    inference(spl,[status(thm),theory(equality)],[11,2652]),
    [iquote('0:SpL:11.0,2652.0')] ).

cnf(2705,plain,
    ( there_exists(u)
    | equal(u,compose(v,w))
    | there_exists(codomain(w)) ),
    inference(res,[status(thm),theory(equality)],[401,2652]),
    [iquote('0:Res:401.0,2652.0')] ).

cnf(2731,plain,
    ( ~ there_exists(compose(u,v))
    | there_exists(compose(w,x))
    | there_exists(v)
    | there_exists(codomain(x)) ),
    inference(spl,[status(thm),theory(equality)],[401,2696]),
    [iquote('0:SpL:401.2,2696.0')] ).

cnf(2757,plain,
    ( ~ there_exists(compose(u,v))
    | there_exists(v)
    | there_exists(codomain(w)) ),
    inference(mrr,[status(thm)],[2731,2652]),
    [iquote('0:MRR:2731.1,2652.0')] ).

cnf(2887,plain,
    ( ~ there_exists(compose(u,v))
    | there_exists(v) ),
    inference(spt,[spt(split,[position(s1)])],[2757]),
    [iquote('1:Spt:2757.0,2757.1')] ).

cnf(2915,plain,
    ( there_exists(u)
    | equal(u,compose(v,w))
    | there_exists(w) ),
    inference(res,[status(thm),theory(equality)],[401,2887]),
    [iquote('1:Res:401.0,2887.0')] ).

cnf(3073,plain,
    ( there_exists(codomain(u))
    | there_exists(v)
    | equal(compose(compose(w,v),u),u) ),
    inference(spr,[status(thm),theory(equality)],[2915,13]),
    [iquote('1:SpR:2915.1,13.0')] ).

cnf(3229,plain,
    ( there_exists(codomain(u))
    | there_exists(v)
    | equal(compose(w,u),u) ),
    inference(rew,[status(thm),theory(equality)],[424,3073,11]),
    [iquote('1:Rew:424.2,3073.2,11.0,3073.2')] ).

cnf(3230,plain,
    ( there_exists(codomain(u))
    | equal(compose(v,u),u) ),
    inference(con,[status(thm)],[3229]),
    [iquote('1:Con:3229.1')] ).

cnf(3238,plain,
    ( there_exists(u)
    | equal(u,v)
    | there_exists(codomain(v)) ),
    inference(rew,[status(thm),theory(equality)],[3230,2705]),
    [iquote('1:Rew:3230.1,2705.1')] ).

cnf(4026,plain,
    ( equal(codomain(u),u)
    | there_exists(codomain(u)) ),
    inference(fac,[status(thm)],[3238]),
    [iquote('1:Fac:3238.0,3238.2')] ).

cnf(5191,plain,
    ( equal(codomain(u),u)
    | there_exists(u) ),
    inference(res,[status(thm),theory(equality)],[4026,7]),
    [iquote('1:Res:4026.1,7.0')] ).

cnf(5193,plain,
    equal(codomain(domain__dfg(u)),domain__dfg(u)),
    inference(mrr,[status(thm)],[143,5191]),
    [iquote('1:MRR:143.0,5191.1')] ).

cnf(5307,plain,
    ( ~ there_exists(compose(u,v))
    | equal(domain__dfg(compose(u,v)),domain__dfg(v)) ),
    inference(rew,[status(thm),theory(equality)],[5193,2616]),
    [iquote('1:Rew:5193.0,2616.1')] ).

cnf(5450,plain,
    ( ~ there_exists(compose(a,b))
    | ~ equal(domain__dfg(b),domain__dfg(b)) ),
    inference(spl,[status(thm),theory(equality)],[5307,2]),
    [iquote('1:SpL:5307.1,2.0')] ).

cnf(5453,plain,
    ~ there_exists(compose(a,b)),
    inference(obv,[status(thm),theory(equality)],[5450]),
    [iquote('1:Obv:5450.1')] ).

cnf(5454,plain,
    $false,
    inference(mrr,[status(thm)],[5453,1]),
    [iquote('1:MRR:5453.0,1.0')] ).

cnf(5473,plain,
    there_exists(codomain(u)),
    inference(spt,[spt(split,[position(s2)])],[2757]),
    [iquote('1:Spt:5454.0,2757.2')] ).

cnf(5474,plain,
    there_exists(u),
    inference(mrr,[status(thm)],[7,5473]),
    [iquote('1:MRR:7.0,5473.0')] ).

cnf(5475,plain,
    equal(domain__dfg(u),codomain(v)),
    inference(mrr,[status(thm)],[9,5474]),
    [iquote('1:MRR:9.0,5474.0')] ).

cnf(5515,plain,
    ~ equal(codomain(u),domain__dfg(b)),
    inference(spl,[status(thm),theory(equality)],[5475,2]),
    [iquote('1:SpL:5475.0,2.0')] ).

cnf(5522,plain,
    $false,
    inference(unc,[status(thm)],[5515,5475]),
    [iquote('1:UnC:5515.0,5475.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.12  % Problem  : CAT009-3 : TPTP v8.1.0. Released v1.0.0.
% 0.06/0.13  % Command  : run_spass %d %s
% 0.13/0.34  % Computer : n020.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Sun May 29 20:22:39 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.67/0.91  
% 0.67/0.91  SPASS V 3.9 
% 0.67/0.91  SPASS beiseite: Proof found.
% 0.67/0.91  % SZS status Theorem
% 0.67/0.91  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 0.67/0.91  SPASS derived 4037 clauses, backtracked 215 clauses, performed 2 splits and kept 636 clauses.
% 0.67/0.91  SPASS allocated 78672 KBytes.
% 0.67/0.91  SPASS spent	0:00:00.46 on the problem.
% 0.67/0.91  		0:00:00.04 for the input.
% 0.67/0.91  		0:00:00.00 for the FLOTTER CNF translation.
% 0.67/0.91  		0:00:00.05 for inferences.
% 0.67/0.91  		0:00:00.01 for the backtracking.
% 0.67/0.91  		0:00:00.34 for the reduction.
% 0.67/0.91  
% 0.67/0.91  
% 0.67/0.91  Here is a proof with depth 7, length 50 :
% 0.67/0.91  % SZS output start Refutation
% See solution above
% 0.67/0.91  Formulae used in the proof : ab_exists prove_domain_of_ab_equals_domain_of_b domain_has_elements codomain_has_elements composition_implies_domain domain_codomain_composition1 associativity_of_compose compose_domain compose_codomain indiscernibles1 indiscernibles2
% 0.67/0.91  
%------------------------------------------------------------------------------