TSTP Solution File: SET010-1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SET010-1 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n014.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 05:22:24 EDT 2022

% Result   : Unsatisfiable 0.18s 0.47s
% Output   : Refutation 0.18s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :   14
% Syntax   : Number of clauses     :   50 (  12 unt;  13 nHn;  50 RR)
%            Number of literals    :  117 (   0 equ;  61 neg)
%            Maximal clause size   :    5 (   2 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    5 (   4 usr;   1 prp; 0-3 aty)
%            Number of functors    :   12 (  12 usr;  11 con; 0-3 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    intersection(a,b,aIb),
    file('SET010-1.p',unknown),
    [] ).

cnf(2,axiom,
    difference(c,a,cDa),
    file('SET010-1.p',unknown),
    [] ).

cnf(3,axiom,
    difference(c,b,cDb),
    file('SET010-1.p',unknown),
    [] ).

cnf(4,axiom,
    difference(c,aIb,cD_aIb),
    file('SET010-1.p',unknown),
    [] ).

cnf(5,axiom,
    ~ union(cDa,cDb,cD_aIb),
    file('SET010-1.p',unknown),
    [] ).

cnf(15,axiom,
    ( member(g(u,v,w),w)
    | member(g(u,v,w),v)
    | member(g(u,v,w),u)
    | union(u,v,w) ),
    file('SET010-1.p',unknown),
    [] ).

cnf(16,axiom,
    ( ~ member(g(u,v,w),w)
    | ~ member(g(u,v,w),u)
    | union(u,v,w) ),
    file('SET010-1.p',unknown),
    [] ).

cnf(17,axiom,
    ( ~ member(g(u,v,w),w)
    | ~ member(g(u,v,w),v)
    | union(u,v,w) ),
    file('SET010-1.p',unknown),
    [] ).

cnf(18,axiom,
    ( ~ member(u,v)
    | ~ intersection(w,x,v)
    | member(u,w) ),
    file('SET010-1.p',unknown),
    [] ).

cnf(19,axiom,
    ( ~ member(u,v)
    | ~ intersection(w,x,v)
    | member(u,x) ),
    file('SET010-1.p',unknown),
    [] ).

cnf(20,axiom,
    ( ~ member(u,v)
    | ~ member(u,w)
    | ~ intersection(v,w,x)
    | member(u,x) ),
    file('SET010-1.p',unknown),
    [] ).

cnf(24,axiom,
    ( ~ member(u,v)
    | ~ difference(w,x,v)
    | member(u,w) ),
    file('SET010-1.p',unknown),
    [] ).

cnf(25,axiom,
    ( ~ member(u,v)
    | ~ member(u,w)
    | ~ difference(x,w,v) ),
    file('SET010-1.p',unknown),
    [] ).

cnf(26,axiom,
    ( ~ member(u,v)
    | ~ difference(v,w,x)
    | member(u,w)
    | member(u,x) ),
    file('SET010-1.p',unknown),
    [] ).

cnf(30,plain,
    ( member(g(cDa,cDb,cD_aIb),cD_aIb)
    | member(g(cDa,cDb,cD_aIb),cDb)
    | member(g(cDa,cDb,cD_aIb),cDa) ),
    inference(res,[status(thm),theory(equality)],[15,5]),
    [iquote('0:Res:15.0,5.0')] ).

cnf(31,plain,
    ( ~ member(g(cDa,cDb,cD_aIb),cD_aIb)
    | ~ member(g(cDa,cDb,cD_aIb),cDa) ),
    inference(res,[status(thm),theory(equality)],[16,5]),
    [iquote('0:Res:16.2,5.0')] ).

cnf(32,plain,
    ( ~ member(g(cDa,cDb,cD_aIb),cD_aIb)
    | ~ member(g(cDa,cDb,cD_aIb),cDb) ),
    inference(res,[status(thm),theory(equality)],[17,5]),
    [iquote('0:Res:17.2,5.0')] ).

cnf(33,plain,
    member(g(cDa,cDb,cD_aIb),cD_aIb),
    inference(spt,[spt(split,[position(s1)])],[30]),
    [iquote('1:Spt:30.0')] ).

cnf(34,plain,
    ~ member(g(cDa,cDb,cD_aIb),cDb),
    inference(mrr,[status(thm)],[32,33]),
    [iquote('1:MRR:32.0,33.0')] ).

cnf(35,plain,
    ~ member(g(cDa,cDb,cD_aIb),cDa),
    inference(mrr,[status(thm)],[31,33]),
    [iquote('1:MRR:31.0,33.0')] ).

cnf(41,plain,
    ( ~ member(u,aIb)
    | member(u,b) ),
    inference(res,[status(thm),theory(equality)],[1,19]),
    [iquote('0:Res:1.0,19.1')] ).

cnf(46,plain,
    ( ~ member(u,aIb)
    | member(u,a) ),
    inference(res,[status(thm),theory(equality)],[1,18]),
    [iquote('0:Res:1.0,18.1')] ).

cnf(51,plain,
    ( ~ member(u,cD_aIb)
    | member(u,c) ),
    inference(res,[status(thm),theory(equality)],[4,24]),
    [iquote('0:Res:4.0,24.1')] ).

cnf(52,plain,
    ( ~ member(u,cDb)
    | member(u,c) ),
    inference(res,[status(thm),theory(equality)],[3,24]),
    [iquote('0:Res:3.0,24.1')] ).

cnf(53,plain,
    ( ~ member(u,cDa)
    | member(u,c) ),
    inference(res,[status(thm),theory(equality)],[2,24]),
    [iquote('0:Res:2.0,24.1')] ).

cnf(59,plain,
    ( ~ member(u,cD_aIb)
    | ~ member(u,aIb) ),
    inference(res,[status(thm),theory(equality)],[4,25]),
    [iquote('0:Res:4.0,25.2')] ).

cnf(60,plain,
    ( ~ member(u,cDb)
    | ~ member(u,b) ),
    inference(res,[status(thm),theory(equality)],[3,25]),
    [iquote('0:Res:3.0,25.2')] ).

cnf(61,plain,
    ( ~ member(u,cDa)
    | ~ member(u,a) ),
    inference(res,[status(thm),theory(equality)],[2,25]),
    [iquote('0:Res:2.0,25.2')] ).

cnf(65,plain,
    ( ~ member(u,aIb)
    | ~ member(u,cDb) ),
    inference(res,[status(thm),theory(equality)],[41,60]),
    [iquote('0:Res:41.1,60.1')] ).

cnf(67,plain,
    ( ~ member(u,aIb)
    | ~ member(u,cDa) ),
    inference(res,[status(thm),theory(equality)],[46,61]),
    [iquote('0:Res:46.1,61.1')] ).

cnf(73,plain,
    ( ~ member(u,c)
    | member(u,aIb)
    | member(u,cD_aIb) ),
    inference(res,[status(thm),theory(equality)],[4,26]),
    [iquote('0:Res:4.0,26.1')] ).

cnf(74,plain,
    ( ~ member(u,c)
    | member(u,b)
    | member(u,cDb) ),
    inference(res,[status(thm),theory(equality)],[3,26]),
    [iquote('0:Res:3.0,26.1')] ).

cnf(75,plain,
    ( ~ member(u,c)
    | member(u,a)
    | member(u,cDa) ),
    inference(res,[status(thm),theory(equality)],[2,26]),
    [iquote('0:Res:2.0,26.1')] ).

cnf(79,plain,
    ( ~ member(u,a)
    | ~ member(u,b)
    | member(u,aIb) ),
    inference(res,[status(thm),theory(equality)],[1,20]),
    [iquote('0:Res:1.0,20.2')] ).

cnf(83,plain,
    ( ~ member(u,c)
    | ~ member(u,cDa)
    | member(u,cD_aIb) ),
    inference(res,[status(thm),theory(equality)],[73,67]),
    [iquote('0:Res:73.1,67.0')] ).

cnf(84,plain,
    ( ~ member(u,c)
    | ~ member(u,cDb)
    | member(u,cD_aIb) ),
    inference(res,[status(thm),theory(equality)],[73,65]),
    [iquote('0:Res:73.1,65.0')] ).

cnf(86,plain,
    ( ~ member(u,cDa)
    | member(u,cD_aIb) ),
    inference(mrr,[status(thm)],[83,53]),
    [iquote('0:MRR:83.0,53.1')] ).

cnf(87,plain,
    ( ~ member(u,cDb)
    | member(u,cD_aIb) ),
    inference(mrr,[status(thm)],[84,52]),
    [iquote('0:MRR:84.0,52.1')] ).

cnf(311,plain,
    ( ~ member(u,c)
    | ~ member(u,b)
    | member(u,cDa)
    | member(u,aIb) ),
    inference(res,[status(thm),theory(equality)],[75,79]),
    [iquote('0:Res:75.1,79.0')] ).

cnf(555,plain,
    ( ~ member(u,c)
    | ~ member(u,c)
    | member(u,cDb)
    | member(u,cDa)
    | member(u,aIb) ),
    inference(res,[status(thm),theory(equality)],[74,311]),
    [iquote('0:Res:74.1,311.1')] ).

cnf(568,plain,
    ( ~ member(u,c)
    | member(u,cDb)
    | member(u,cDa)
    | member(u,aIb) ),
    inference(obv,[status(thm),theory(equality)],[555]),
    [iquote('0:Obv:555.0')] ).

cnf(618,plain,
    ( ~ member(u,c)
    | ~ member(u,cD_aIb)
    | member(u,cDb)
    | member(u,cDa) ),
    inference(res,[status(thm),theory(equality)],[568,59]),
    [iquote('0:Res:568.3,59.1')] ).

cnf(625,plain,
    ( ~ member(u,cD_aIb)
    | member(u,cDb)
    | member(u,cDa) ),
    inference(mrr,[status(thm)],[618,51]),
    [iquote('0:MRR:618.0,51.1')] ).

cnf(626,plain,
    ( ~ member(g(cDa,cDb,cD_aIb),cD_aIb)
    | member(g(cDa,cDb,cD_aIb),cDb) ),
    inference(res,[status(thm),theory(equality)],[625,35]),
    [iquote('1:Res:625.2,35.0')] ).

cnf(653,plain,
    $false,
    inference(mrr,[status(thm)],[626,33,34]),
    [iquote('1:MRR:626.0,626.1,33.0,34.0')] ).

cnf(654,plain,
    ~ member(g(cDa,cDb,cD_aIb),cD_aIb),
    inference(spt,[spt(split,[position(sa)])],[653,33]),
    [iquote('1:Spt:653.0,30.0,33.0')] ).

cnf(655,plain,
    ( member(g(cDa,cDb,cD_aIb),cDb)
    | member(g(cDa,cDb,cD_aIb),cDa) ),
    inference(spt,[spt(split,[position(s2)])],[30]),
    [iquote('1:Spt:653.0,30.1,30.2')] ).

cnf(656,plain,
    ( member(g(cDa,cDb,cD_aIb),cDb)
    | member(g(cDa,cDb,cD_aIb),cD_aIb) ),
    inference(res,[status(thm),theory(equality)],[655,86]),
    [iquote('1:Res:655.1,86.0')] ).

cnf(657,plain,
    member(g(cDa,cDb,cD_aIb),cD_aIb),
    inference(mrr,[status(thm)],[656,87]),
    [iquote('1:MRR:656.0,87.0')] ).

cnf(658,plain,
    $false,
    inference(mrr,[status(thm)],[657,654]),
    [iquote('1:MRR:657.0,654.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SET010-1 : TPTP v8.1.0. Released v1.0.0.
% 0.03/0.12  % Command  : run_spass %d %s
% 0.12/0.33  % Computer : n014.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 : Sun Jul 10 15:03:20 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.18/0.47  
% 0.18/0.47  SPASS V 3.9 
% 0.18/0.47  SPASS beiseite: Proof found.
% 0.18/0.47  % SZS status Theorem
% 0.18/0.47  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 0.18/0.47  SPASS derived 537 clauses, backtracked 4 clauses, performed 1 splits and kept 401 clauses.
% 0.18/0.47  SPASS allocated 63696 KBytes.
% 0.18/0.47  SPASS spent	0:00:00.12 on the problem.
% 0.18/0.47  		0:00:00.04 for the input.
% 0.18/0.47  		0:00:00.00 for the FLOTTER CNF translation.
% 0.18/0.47  		0:00:00.01 for inferences.
% 0.18/0.47  		0:00:00.00 for the backtracking.
% 0.18/0.47  		0:00:00.05 for the reduction.
% 0.18/0.47  
% 0.18/0.47  
% 0.18/0.47  Here is a proof with depth 5, length 50 :
% 0.18/0.47  % SZS output start Refutation
% See solution above
% 0.18/0.47  Formulae used in the proof : a_intersection_b c_minus_a c_minus_b c_minus_aIb prove_cDa_union_cDb_is_cD_aIb union_axiom1 union_axiom2 union_axiom3 member_of_intersection_is_member_of_set1 member_of_intersection_is_member_of_set2 member_of_both_is_member_of_intersection member_of_difference not_member_of_difference member_of_difference_or_set2
% 0.18/0.47  
%------------------------------------------------------------------------------