TSTP Solution File: SET184-6 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SET184-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n005.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 : Tue Jul 19 05:24:50 EDT 2022

% Result   : Unsatisfiable 0.20s 0.45s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :    5
% Syntax   : Number of clauses     :   10 (   6 unt;   1 nHn;  10 RR)
%            Number of literals    :   14 (   0 equ;   6 neg)
%            Maximal clause size   :    2 (   1 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   5 con; 0-2 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    equal(intersection(x__dfg,y__dfg),x__dfg),
    file('SET184-6.p',unknown),
    [] ).

cnf(2,axiom,
    ~ subclass(x__dfg,y__dfg),
    file('SET184-6.p',unknown),
    [] ).

cnf(4,axiom,
    ( subclass(u,v)
    | member(not_subclass_element(u,v),u) ),
    file('SET184-6.p',unknown),
    [] ).

cnf(5,axiom,
    ( ~ member(not_subclass_element(u,v),v)
    | subclass(u,v) ),
    file('SET184-6.p',unknown),
    [] ).

cnf(24,axiom,
    ( ~ member(u,intersection(v,w))
    | member(u,w) ),
    file('SET184-6.p',unknown),
    [] ).

cnf(117,plain,
    ~ member(not_subclass_element(x__dfg,y__dfg),y__dfg),
    inference(res,[status(thm),theory(equality)],[5,2]),
    [iquote('0:Res:5.1,2.0')] ).

cnf(118,plain,
    member(not_subclass_element(x__dfg,y__dfg),x__dfg),
    inference(res,[status(thm),theory(equality)],[4,2]),
    [iquote('0:Res:4.1,2.0')] ).

cnf(162,plain,
    ( ~ member(u,x__dfg)
    | member(u,y__dfg) ),
    inference(spl,[status(thm),theory(equality)],[1,24]),
    [iquote('0:SpL:1.0,24.0')] ).

cnf(176,plain,
    ~ member(not_subclass_element(x__dfg,y__dfg),x__dfg),
    inference(res,[status(thm),theory(equality)],[162,117]),
    [iquote('0:Res:162.1,117.0')] ).

cnf(178,plain,
    $false,
    inference(mrr,[status(thm)],[176,118]),
    [iquote('0:MRR:176.0,118.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SET184-6 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.07/0.13  % Command  : run_spass %d %s
% 0.13/0.35  % Computer : n005.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 : Sun Jul 10 03:35:37 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.20/0.45  
% 0.20/0.45  SPASS V 3.9 
% 0.20/0.45  SPASS beiseite: Proof found.
% 0.20/0.45  % SZS status Theorem
% 0.20/0.45  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 0.20/0.45  SPASS derived 57 clauses, backtracked 0 clauses, performed 0 splits and kept 151 clauses.
% 0.20/0.45  SPASS allocated 75848 KBytes.
% 0.20/0.45  SPASS spent	0:00:00.09 on the problem.
% 0.20/0.45  		0:00:00.04 for the input.
% 0.20/0.45  		0:00:00.00 for the FLOTTER CNF translation.
% 0.20/0.45  		0:00:00.00 for inferences.
% 0.20/0.45  		0:00:00.00 for the backtracking.
% 0.20/0.45  		0:00:00.02 for the reduction.
% 0.20/0.45  
% 0.20/0.45  
% 0.20/0.45  Here is a proof with depth 2, length 10 :
% 0.20/0.45  % SZS output start Refutation
% See solution above
% 0.20/0.45  Formulae used in the proof : prove_subclass_property2_1 prove_subclass_property2_2 not_subclass_members1 not_subclass_members2 intersection2
% 0.20/0.45  
%------------------------------------------------------------------------------