TSTP Solution File: SET840-2 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SET840-2 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n004.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 05:29:08 EDT 2022

% Result   : Unsatisfiable 0.22s 0.45s
% Output   : Refutation 0.22s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :    9
% Syntax   : Number of clauses     :   31 (   7 unt;  10 nHn;  31 RR)
%            Number of literals    :   62 (   0 equ;  21 neg)
%            Maximal clause size   :    3 (   2 avg)
%            Maximal term depth    :    5 (   1 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,w)
    | ~ c_in(v,x,tc_set(w))
    | c_in(u,c_Union(x,w),w) ),
    file('SET840-2.p',unknown),
    [] ).

cnf(2,axiom,
    ( ~ c_in(u,v,w)
    | c_in(u,c_insert(x,v,w),w) ),
    file('SET840-2.p',unknown),
    [] ).

cnf(3,axiom,
    c_in(u,c_insert(u,v,w),w),
    file('SET840-2.p',unknown),
    [] ).

cnf(4,axiom,
    ( ~ c_in(u,c_insert(v,w,x),x)
    | equal(u,v)
    | c_in(u,w,x) ),
    file('SET840-2.p',unknown),
    [] ).

cnf(5,axiom,
    ( c_lessequals(u,v,tc_set(w))
    | c_in(c_Main_OsubsetI__1(u,v,w),u,w) ),
    file('SET840-2.p',unknown),
    [] ).

cnf(6,axiom,
    ( ~ c_in(c_Main_OsubsetI__1(u,v,w),v,w)
    | c_lessequals(u,v,tc_set(w)) ),
    file('SET840-2.p',unknown),
    [] ).

cnf(7,axiom,
    ( ~ c_lessequals(u,v,tc_set(w))
    | ~ c_lessequals(v,u,tc_set(w))
    | equal(u,v) ),
    file('SET840-2.p',unknown),
    [] ).

cnf(8,axiom,
    ~ c_lessequals(v_S,c_insert(u,c_emptyset,tc_set(t_b)),tc_set(tc_set(t_b))),
    file('SET840-2.p',unknown),
    [] ).

cnf(9,axiom,
    ( ~ c_in(u,v_S,tc_set(t_b))
    | c_lessequals(c_Union(v_S,t_b),u,tc_set(t_b)) ),
    file('SET840-2.p',unknown),
    [] ).

cnf(12,plain,
    ( ~ c_in(c_Main_OsubsetI__1(u,c_insert(v,w,x),x),w,x)
    | c_lessequals(u,c_insert(v,w,x),tc_set(x)) ),
    inference(res,[status(thm),theory(equality)],[2,6]),
    [iquote('0:Res:2.1,6.0')] ).

cnf(15,plain,
    ( ~ c_in(u,v_S,tc_set(t_b))
    | ~ c_lessequals(u,c_Union(v_S,t_b),tc_set(t_b))
    | equal(c_Union(v_S,t_b),u) ),
    inference(res,[status(thm),theory(equality)],[9,7]),
    [iquote('0:Res:9.1,7.0')] ).

cnf(19,plain,
    ( c_lessequals(c_insert(u,v,w),x,tc_set(w))
    | equal(c_Main_OsubsetI__1(c_insert(u,v,w),x,w),u)
    | c_in(c_Main_OsubsetI__1(c_insert(u,v,w),x,w),v,w) ),
    inference(res,[status(thm),theory(equality)],[5,4]),
    [iquote('0:Res:5.1,4.0')] ).

cnf(20,plain,
    ( ~ c_in(u,v,w)
    | c_in(u,c_Union(c_insert(v,x,tc_set(w)),w),w) ),
    inference(res,[status(thm),theory(equality)],[3,1]),
    [iquote('0:Res:3.0,1.1')] ).

cnf(23,plain,
    ( ~ c_in(c_Main_OsubsetI__1(u,c_Union(c_insert(v,w,tc_set(x)),x),x),v,x)
    | c_lessequals(u,c_Union(c_insert(v,w,tc_set(x)),x),tc_set(x)) ),
    inference(res,[status(thm),theory(equality)],[20,6]),
    [iquote('0:Res:20.1,6.0')] ).

cnf(28,plain,
    ( c_lessequals(u,c_insert(v,u,w),tc_set(w))
    | c_lessequals(u,c_insert(v,u,w),tc_set(w)) ),
    inference(res,[status(thm),theory(equality)],[5,12]),
    [iquote('0:Res:5.1,12.0')] ).

cnf(30,plain,
    c_lessequals(u,c_insert(v,u,w),tc_set(w)),
    inference(obv,[status(thm),theory(equality)],[28]),
    [iquote('0:Obv:28.0')] ).

cnf(31,plain,
    ( ~ c_lessequals(c_insert(u,v,w),v,tc_set(w))
    | equal(c_insert(u,v,w),v) ),
    inference(res,[status(thm),theory(equality)],[30,7]),
    [iquote('0:Res:30.0,7.0')] ).

cnf(46,plain,
    ( c_lessequals(c_insert(u,v,w),v,tc_set(w))
    | equal(c_Main_OsubsetI__1(c_insert(u,v,w),v,w),u)
    | c_lessequals(c_insert(u,v,w),v,tc_set(w)) ),
    inference(res,[status(thm),theory(equality)],[19,6]),
    [iquote('0:Res:19.2,6.0')] ).

cnf(53,plain,
    ( equal(c_Main_OsubsetI__1(c_insert(u,v,w),v,w),u)
    | c_lessequals(c_insert(u,v,w),v,tc_set(w)) ),
    inference(obv,[status(thm),theory(equality)],[46]),
    [iquote('0:Obv:46.0')] ).

cnf(57,plain,
    ( equal(c_Main_OsubsetI__1(c_insert(u,v,w),v,w),u)
    | equal(c_insert(u,v,w),v) ),
    inference(res,[status(thm),theory(equality)],[53,31]),
    [iquote('0:Res:53.1,31.0')] ).

cnf(62,plain,
    ( ~ c_in(u,v,w)
    | equal(c_insert(u,v,w),v)
    | c_lessequals(c_insert(u,v,w),v,tc_set(w)) ),
    inference(spl,[status(thm),theory(equality)],[57,6]),
    [iquote('0:SpL:57.0,6.0')] ).

cnf(65,plain,
    ( ~ c_in(u,v,w)
    | equal(c_insert(u,v,w),v) ),
    inference(mrr,[status(thm)],[62,31]),
    [iquote('0:MRR:62.2,31.0')] ).

cnf(128,plain,
    ( c_lessequals(u,c_Union(c_insert(u,v,tc_set(w)),w),tc_set(w))
    | c_lessequals(u,c_Union(c_insert(u,v,tc_set(w)),w),tc_set(w)) ),
    inference(res,[status(thm),theory(equality)],[5,23]),
    [iquote('0:Res:5.1,23.0')] ).

cnf(133,plain,
    c_lessequals(u,c_Union(c_insert(u,v,tc_set(w)),w),tc_set(w)),
    inference(obv,[status(thm),theory(equality)],[128]),
    [iquote('0:Obv:128.0')] ).

cnf(141,plain,
    ( ~ c_in(u,v,tc_set(w))
    | c_lessequals(u,c_Union(v,w),tc_set(w)) ),
    inference(spr,[status(thm),theory(equality)],[65,133]),
    [iquote('0:SpR:65.1,133.0')] ).

cnf(144,plain,
    ( ~ c_in(u,v_S,tc_set(t_b))
    | equal(c_Union(v_S,t_b),u) ),
    inference(mrr,[status(thm)],[15,141]),
    [iquote('0:MRR:15.1,141.1')] ).

cnf(145,plain,
    ( c_lessequals(v_S,u,tc_set(tc_set(t_b)))
    | equal(c_Main_OsubsetI__1(v_S,u,tc_set(t_b)),c_Union(v_S,t_b)) ),
    inference(res,[status(thm),theory(equality)],[5,144]),
    [iquote('0:Res:5.1,144.0')] ).

cnf(149,plain,
    equal(c_Main_OsubsetI__1(v_S,c_insert(u,c_emptyset,tc_set(t_b)),tc_set(t_b)),c_Union(v_S,t_b)),
    inference(res,[status(thm),theory(equality)],[145,8]),
    [iquote('0:Res:145.0,8.0')] ).

cnf(162,plain,
    ( ~ c_in(c_Union(v_S,t_b),c_insert(u,c_emptyset,tc_set(t_b)),tc_set(t_b))
    | c_lessequals(v_S,c_insert(u,c_emptyset,tc_set(t_b)),tc_set(tc_set(t_b))) ),
    inference(spl,[status(thm),theory(equality)],[149,6]),
    [iquote('0:SpL:149.0,6.0')] ).

cnf(168,plain,
    ~ c_in(c_Union(v_S,t_b),c_insert(u,c_emptyset,tc_set(t_b)),tc_set(t_b)),
    inference(mrr,[status(thm)],[162,8]),
    [iquote('0:MRR:162.1,8.0')] ).

cnf(169,plain,
    $false,
    inference(unc,[status(thm)],[168,3]),
    [iquote('0:UnC:168.0,3.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : SET840-2 : TPTP v8.1.0. Released v3.2.0.
% 0.07/0.14  % Command  : run_spass %d %s
% 0.14/0.35  % Computer : n004.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 600
% 0.14/0.35  % DateTime : Sun Jul 10 04:42:52 EDT 2022
% 0.14/0.35  % CPUTime  : 
% 0.22/0.45  
% 0.22/0.45  SPASS V 3.9 
% 0.22/0.45  SPASS beiseite: Proof found.
% 0.22/0.45  % SZS status Theorem
% 0.22/0.45  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 0.22/0.45  SPASS derived 135 clauses, backtracked 0 clauses, performed 0 splits and kept 93 clauses.
% 0.22/0.45  SPASS allocated 63466 KBytes.
% 0.22/0.45  SPASS spent	0:00:00.09 on the problem.
% 0.22/0.45  		0:00:00.03 for the input.
% 0.22/0.45  		0:00:00.00 for the FLOTTER CNF translation.
% 0.22/0.45  		0:00:00.01 for inferences.
% 0.22/0.45  		0:00:00.00 for the backtracking.
% 0.22/0.45  		0:00:00.02 for the reduction.
% 0.22/0.45  
% 0.22/0.45  
% 0.22/0.45  Here is a proof with depth 6, length 31 :
% 0.22/0.45  % SZS output start Refutation
% See solution above
% 0.22/0.45  Formulae used in the proof : cls_Set_OUnionI_0 cls_Set_OinsertCI_0 cls_Set_OinsertCI_1 cls_Set_OinsertE_0 cls_Set_OsubsetI_0 cls_Set_OsubsetI_1 cls_Set_Osubset__antisym_0 cls_conjecture_0 cls_conjecture_1
% 0.22/0.45  
%------------------------------------------------------------------------------