TSTP Solution File: SET843-2 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SET843-2 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n027.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 05:29:10 EDT 2022

% Result   : Unsatisfiable 0.19s 0.43s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   10
% Syntax   : Number of clauses     :   29 (  14 unt;   1 nHn;  29 RR)
%            Number of literals    :   49 (   0 equ;  25 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-3 aty)
%            Number of functors    :   11 (  11 usr;   7 con; 0-3 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    ( ~ c_in(u,v,tc_set(w))
    | c_lessequals(u,c_Union(v,w),tc_set(w)) ),
    file('SET843-2.p',unknown),
    [] ).

cnf(2,axiom,
    ( ~ c_lessequals(u,v,tc_set(w))
    | ~ c_lessequals(v,u,tc_set(w))
    | equal(u,v) ),
    file('SET843-2.p',unknown),
    [] ).

cnf(3,axiom,
    c_lessequals(u,u,tc_set(v)),
    file('SET843-2.p',unknown),
    [] ).

cnf(4,axiom,
    c_lessequals(u,c_Zorn_Osucc(v,u,w),tc_set(tc_set(w))),
    file('SET843-2.p',unknown),
    [] ).

cnf(5,axiom,
    ( ~ c_in(u,c_Zorn_OTFin(v,w),tc_set(tc_set(w)))
    | c_in(c_Zorn_Osucc(v,u,w),c_Zorn_OTFin(v,w),tc_set(tc_set(w))) ),
    file('SET843-2.p',unknown),
    [] ).

cnf(6,axiom,
    ( ~ c_lessequals(u,c_Zorn_OTFin(v,w),tc_set(tc_set(tc_set(w))))
    | c_in(c_Union(u,tc_set(w)),c_Zorn_OTFin(v,w),tc_set(tc_set(w))) ),
    file('SET843-2.p',unknown),
    [] ).

cnf(7,axiom,
    ( ~ equal(c_Zorn_Osucc(u,v,w),v)
    | ~ c_in(x,c_Zorn_OTFin(u,w),tc_set(tc_set(w)))
    | ~ c_in(v,c_Zorn_OTFin(u,w),tc_set(tc_set(w)))
    | c_lessequals(x,v,tc_set(tc_set(w))) ),
    file('SET843-2.p',unknown),
    [] ).

cnf(8,axiom,
    c_in(v_m,c_Zorn_OTFin(v_S,t_a),tc_set(tc_set(t_a))),
    file('SET843-2.p',unknown),
    [] ).

cnf(9,axiom,
    ( ~ equal(c_Union(c_Zorn_OTFin(v_S,t_a),tc_set(t_a)),v_m)
    | ~ equal(c_Zorn_Osucc(v_S,v_m,t_a),v_m) ),
    file('SET843-2.p',unknown),
    [] ).

cnf(10,axiom,
    ( equal(c_Union(c_Zorn_OTFin(v_S,t_a),tc_set(t_a)),v_m)
    | equal(c_Zorn_Osucc(v_S,v_m,t_a),v_m) ),
    file('SET843-2.p',unknown),
    [] ).

cnf(12,plain,
    c_lessequals(v_m,c_Union(c_Zorn_OTFin(v_S,t_a),tc_set(t_a)),tc_set(tc_set(t_a))),
    inference(res,[status(thm),theory(equality)],[8,1]),
    [iquote('0:Res:8.0,1.0')] ).

cnf(13,plain,
    ( ~ equal(c_Zorn_Osucc(v_S,v_m,t_a),v_m)
    | ~ c_in(u,c_Zorn_OTFin(v_S,t_a),tc_set(tc_set(t_a)))
    | c_lessequals(u,v_m,tc_set(tc_set(t_a))) ),
    inference(res,[status(thm),theory(equality)],[8,7]),
    [iquote('0:Res:8.0,7.0')] ).

cnf(14,plain,
    c_in(c_Zorn_Osucc(v_S,v_m,t_a),c_Zorn_OTFin(v_S,t_a),tc_set(tc_set(t_a))),
    inference(res,[status(thm),theory(equality)],[8,5]),
    [iquote('0:Res:8.0,5.0')] ).

cnf(17,plain,
    equal(c_Zorn_Osucc(v_S,v_m,t_a),v_m),
    inference(spt,[spt(split,[position(s1)])],[10]),
    [iquote('1:Spt:10.1')] ).

cnf(18,plain,
    ( ~ equal(v_m,v_m)
    | ~ c_in(u,c_Zorn_OTFin(v_S,t_a),tc_set(tc_set(t_a)))
    | c_lessequals(u,v_m,tc_set(tc_set(t_a))) ),
    inference(rew,[status(thm),theory(equality)],[17,13]),
    [iquote('1:Rew:17.0,13.0')] ).

cnf(19,plain,
    ( ~ equal(c_Union(c_Zorn_OTFin(v_S,t_a),tc_set(t_a)),v_m)
    | ~ equal(v_m,v_m) ),
    inference(rew,[status(thm),theory(equality)],[17,9]),
    [iquote('1:Rew:17.0,9.1')] ).

cnf(21,plain,
    ~ equal(c_Union(c_Zorn_OTFin(v_S,t_a),tc_set(t_a)),v_m),
    inference(obv,[status(thm),theory(equality)],[19]),
    [iquote('1:Obv:19.1')] ).

cnf(22,plain,
    ( ~ c_in(u,c_Zorn_OTFin(v_S,t_a),tc_set(tc_set(t_a)))
    | c_lessequals(u,v_m,tc_set(tc_set(t_a))) ),
    inference(obv,[status(thm),theory(equality)],[18]),
    [iquote('1:Obv:18.0')] ).

cnf(29,plain,
    ( ~ c_lessequals(c_Union(c_Zorn_OTFin(v_S,t_a),tc_set(t_a)),v_m,tc_set(tc_set(t_a)))
    | equal(c_Union(c_Zorn_OTFin(v_S,t_a),tc_set(t_a)),v_m) ),
    inference(res,[status(thm),theory(equality)],[12,2]),
    [iquote('0:Res:12.0,2.0')] ).

cnf(30,plain,
    ~ c_lessequals(c_Union(c_Zorn_OTFin(v_S,t_a),tc_set(t_a)),v_m,tc_set(tc_set(t_a))),
    inference(mrr,[status(thm)],[29,21]),
    [iquote('1:MRR:29.1,21.0')] ).

cnf(41,plain,
    ( ~ c_lessequals(u,c_Zorn_OTFin(v_S,t_a),tc_set(tc_set(tc_set(t_a))))
    | c_lessequals(c_Union(u,tc_set(t_a)),v_m,tc_set(tc_set(t_a))) ),
    inference(res,[status(thm),theory(equality)],[6,22]),
    [iquote('1:Res:6.1,22.0')] ).

cnf(46,plain,
    ~ c_lessequals(c_Zorn_OTFin(v_S,t_a),c_Zorn_OTFin(v_S,t_a),tc_set(tc_set(tc_set(t_a)))),
    inference(res,[status(thm),theory(equality)],[41,30]),
    [iquote('1:Res:41.1,30.0')] ).

cnf(48,plain,
    $false,
    inference(mrr,[status(thm)],[46,3]),
    [iquote('1:MRR:46.0,3.0')] ).

cnf(49,plain,
    ~ equal(c_Zorn_Osucc(v_S,v_m,t_a),v_m),
    inference(spt,[spt(split,[position(sa)])],[48,17]),
    [iquote('1:Spt:48.0,10.1,17.0')] ).

cnf(50,plain,
    equal(c_Union(c_Zorn_OTFin(v_S,t_a),tc_set(t_a)),v_m),
    inference(spt,[spt(split,[position(s2)])],[10]),
    [iquote('1:Spt:48.0,10.0')] ).

cnf(54,plain,
    ( ~ c_in(u,c_Zorn_OTFin(v_S,t_a),tc_set(tc_set(t_a)))
    | c_lessequals(u,v_m,tc_set(tc_set(t_a))) ),
    inference(spr,[status(thm),theory(equality)],[50,1]),
    [iquote('1:SpR:50.0,1.1')] ).

cnf(59,plain,
    c_lessequals(c_Zorn_Osucc(v_S,v_m,t_a),v_m,tc_set(tc_set(t_a))),
    inference(res,[status(thm),theory(equality)],[14,54]),
    [iquote('1:Res:14.0,54.0')] ).

cnf(66,plain,
    ( ~ c_lessequals(v_m,c_Zorn_Osucc(v_S,v_m,t_a),tc_set(tc_set(t_a)))
    | equal(c_Zorn_Osucc(v_S,v_m,t_a),v_m) ),
    inference(res,[status(thm),theory(equality)],[59,2]),
    [iquote('1:Res:59.0,2.0')] ).

cnf(69,plain,
    $false,
    inference(mrr,[status(thm)],[66,4,49]),
    [iquote('1:MRR:66.0,66.1,4.0,49.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : SET843-2 : TPTP v8.1.0. Released v3.2.0.
% 0.07/0.13  % Command  : run_spass %d %s
% 0.13/0.35  % Computer : n027.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 : Mon Jul 11 04:44:33 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.19/0.43  
% 0.19/0.43  SPASS V 3.9 
% 0.19/0.43  SPASS beiseite: Proof found.
% 0.19/0.43  % SZS status Theorem
% 0.19/0.43  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.19/0.43  SPASS derived 50 clauses, backtracked 6 clauses, performed 1 splits and kept 44 clauses.
% 0.19/0.43  SPASS allocated 63167 KBytes.
% 0.19/0.43  SPASS spent	0:00:00.07 on the problem.
% 0.19/0.43  		0:00:00.04 for the input.
% 0.19/0.43  		0:00:00.00 for the FLOTTER CNF translation.
% 0.19/0.43  		0:00:00.00 for inferences.
% 0.19/0.43  		0:00:00.00 for the backtracking.
% 0.19/0.43  		0:00:00.00 for the reduction.
% 0.19/0.43  
% 0.19/0.43  
% 0.19/0.43  Here is a proof with depth 4, length 29 :
% 0.19/0.43  % SZS output start Refutation
% See solution above
% 0.19/0.43  Formulae used in the proof : cls_Set_OUnion__upper_0 cls_Set_Osubset__antisym_0 cls_Set_Osubset__refl_0 cls_Zorn_OAbrial__axiom1_0 cls_Zorn_OTFin_OsuccI_0 cls_Zorn_OTFin__UnionI_0 cls_Zorn_Oeq__succ__upper_0 cls_conjecture_0 cls_conjecture_1 cls_conjecture_2
% 0.19/0.43  
%------------------------------------------------------------------------------