TSTP Solution File: SEU129+1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : SEU129+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n003.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 14:34:09 EDT 2022

% Result   : Theorem 18.62s 18.79s
% Output   : Refutation 18.62s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :   10
% Syntax   : Number of clauses     :   35 (   7 unt;  11 nHn;  35 RR)
%            Number of literals    :   79 (   0 equ;  33 neg)
%            Maximal clause size   :    4 (   2 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :   10 (  10 usr;   7 con; 0-3 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(3,axiom,
    subset(skc5,skc6),
    file('SEU129+1.p',unknown),
    [] ).

cnf(9,axiom,
    equal(set_intersection2(u,v),set_intersection2(v,u)),
    file('SEU129+1.p',unknown),
    [] ).

cnf(11,axiom,
    ~ subset(set_intersection2(skc5,skc7),set_intersection2(skc6,skc7)),
    file('SEU129+1.p',unknown),
    [] ).

cnf(13,axiom,
    ( subset(u,v)
    | in(skf2(v,u),u) ),
    file('SEU129+1.p',unknown),
    [] ).

cnf(14,axiom,
    ( ~ in(skf2(u,v),u)
    | subset(w,u) ),
    file('SEU129+1.p',unknown),
    [] ).

cnf(16,axiom,
    ( ~ in(u,v)
    | ~ subset(v,w)
    | in(u,w) ),
    file('SEU129+1.p',unknown),
    [] ).

cnf(18,axiom,
    ( ~ in(u,v)
    | ~ equal(v,set_intersection2(w,x))
    | in(u,x) ),
    file('SEU129+1.p',unknown),
    [] ).

cnf(19,axiom,
    ( ~ in(u,v)
    | ~ in(u,w)
    | ~ equal(x,set_intersection2(w,v))
    | in(u,x) ),
    file('SEU129+1.p',unknown),
    [] ).

cnf(21,axiom,
    ( equal(u,set_intersection2(v,w))
    | in(skf3(w,v,u),u)
    | in(skf3(w,v,u),w) ),
    file('SEU129+1.p',unknown),
    [] ).

cnf(22,axiom,
    ( ~ in(skf3(u,v,w),u)
    | ~ in(skf3(u,v,w),v)
    | ~ in(skf3(u,v,w),w)
    | equal(w,set_intersection2(v,u)) ),
    file('SEU129+1.p',unknown),
    [] ).

cnf(23,plain,
    ( ~ in(u,skc5)
    | in(u,skc6) ),
    inference(res,[status(thm),theory(equality)],[3,16]),
    [iquote('0:Res:3.0,16.0')] ).

cnf(73,plain,
    ( ~ in(u,set_intersection2(v,w))
    | in(u,w) ),
    inference(eqr,[status(thm),theory(equality)],[18]),
    [iquote('0:EqR:18.1')] ).

cnf(81,plain,
    ( ~ in(u,set_intersection2(v,w))
    | in(u,v) ),
    inference(spl,[status(thm),theory(equality)],[9,73]),
    [iquote('0:SpL:9.0,73.0')] ).

cnf(84,plain,
    ( subset(set_intersection2(u,v),w)
    | in(skf2(w,set_intersection2(u,v)),v) ),
    inference(res,[status(thm),theory(equality)],[13,73]),
    [iquote('0:Res:13.1,73.0')] ).

cnf(119,plain,
    ( ~ in(u,v)
    | ~ in(u,w)
    | in(u,set_intersection2(w,v)) ),
    inference(eqr,[status(thm),theory(equality)],[19]),
    [iquote('0:EqR:19.2')] ).

cnf(154,plain,
    ( equal(set_intersection2(u,v),v)
    | in(skf3(v,u,v),v) ),
    inference(fac,[status(thm)],[21]),
    [iquote('0:Fac:21.1,21.2')] ).

cnf(310,plain,
    ( ~ subset(u,v)
    | equal(set_intersection2(w,u),u)
    | in(skf3(u,w,u),v) ),
    inference(res,[status(thm),theory(equality)],[154,16]),
    [iquote('0:Res:154.1,16.0')] ).

cnf(315,plain,
    ( ~ in(skf3(u,v,u),v)
    | ~ in(skf3(u,v,u),u)
    | equal(set_intersection2(v,u),u)
    | equal(set_intersection2(v,u),u) ),
    inference(res,[status(thm),theory(equality)],[154,22]),
    [iquote('0:Res:154.1,22.0')] ).

cnf(317,plain,
    ( ~ in(skf3(u,v,u),v)
    | ~ in(skf3(u,v,u),u)
    | equal(set_intersection2(v,u),u) ),
    inference(obv,[status(thm),theory(equality)],[315]),
    [iquote('0:Obv:315.2')] ).

cnf(318,plain,
    ( ~ in(skf3(u,v,u),v)
    | equal(set_intersection2(v,u),u) ),
    inference(mrr,[status(thm)],[317,154]),
    [iquote('0:MRR:317.1,154.1')] ).

cnf(463,plain,
    ( ~ in(skf2(set_intersection2(u,v),w),v)
    | ~ in(skf2(set_intersection2(u,v),w),u)
    | subset(x,set_intersection2(u,v)) ),
    inference(res,[status(thm),theory(equality)],[119,14]),
    [iquote('0:Res:119.2,14.0')] ).

cnf(604,plain,
    ( subset(set_intersection2(u,v),v)
    | subset(w,v) ),
    inference(res,[status(thm),theory(equality)],[84,14]),
    [iquote('0:Res:84.1,14.0')] ).

cnf(618,plain,
    subset(set_intersection2(u,v),v),
    inference(con,[status(thm)],[604]),
    [iquote('0:Con:604.1')] ).

cnf(647,plain,
    subset(set_intersection2(u,v),u),
    inference(spr,[status(thm),theory(equality)],[9,618]),
    [iquote('0:SpR:9.0,618.0')] ).

cnf(744,plain,
    ( ~ in(skf3(u,skc6,u),skc5)
    | equal(set_intersection2(skc6,u),u) ),
    inference(res,[status(thm),theory(equality)],[23,318]),
    [iquote('0:Res:23.1,318.0')] ).

cnf(2168,plain,
    ( ~ subset(u,skc5)
    | equal(set_intersection2(skc6,u),u)
    | equal(set_intersection2(skc6,u),u) ),
    inference(res,[status(thm),theory(equality)],[310,744]),
    [iquote('0:Res:310.2,744.0')] ).

cnf(2180,plain,
    ( ~ subset(u,skc5)
    | equal(set_intersection2(skc6,u),u) ),
    inference(obv,[status(thm),theory(equality)],[2168]),
    [iquote('0:Obv:2168.1')] ).

cnf(2219,plain,
    ( ~ subset(u,skc5)
    | ~ in(v,u)
    | in(v,skc6) ),
    inference(spl,[status(thm),theory(equality)],[2180,81]),
    [iquote('0:SpL:2180.1,81.0')] ).

cnf(2727,plain,
    ( ~ in(u,set_intersection2(skc5,v))
    | in(u,skc6) ),
    inference(res,[status(thm),theory(equality)],[647,2219]),
    [iquote('0:Res:647.0,2219.0')] ).

cnf(2790,plain,
    ( subset(set_intersection2(skc5,u),v)
    | in(skf2(v,set_intersection2(skc5,u)),skc6) ),
    inference(res,[status(thm),theory(equality)],[13,2727]),
    [iquote('0:Res:13.1,2727.0')] ).

cnf(5269,plain,
    ( ~ in(skf2(set_intersection2(u,v),set_intersection2(w,v)),u)
    | subset(set_intersection2(w,v),set_intersection2(u,v))
    | subset(x,set_intersection2(u,v)) ),
    inference(res,[status(thm),theory(equality)],[84,463]),
    [iquote('0:Res:84.1,463.0')] ).

cnf(5298,plain,
    ( ~ in(skf2(set_intersection2(u,v),set_intersection2(w,v)),u)
    | subset(set_intersection2(w,v),set_intersection2(u,v)) ),
    inference(con,[status(thm)],[5269]),
    [iquote('0:Con:5269.2')] ).

cnf(33042,plain,
    ( subset(set_intersection2(skc5,u),set_intersection2(skc6,u))
    | subset(set_intersection2(skc5,u),set_intersection2(skc6,u)) ),
    inference(res,[status(thm),theory(equality)],[2790,5298]),
    [iquote('0:Res:2790.1,5298.0')] ).

cnf(33054,plain,
    subset(set_intersection2(skc5,u),set_intersection2(skc6,u)),
    inference(obv,[status(thm),theory(equality)],[33042]),
    [iquote('0:Obv:33042.0')] ).

cnf(33055,plain,
    $false,
    inference(unc,[status(thm)],[33054,11]),
    [iquote('0:UnC:33054.0,11.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11  % Problem  : SEU129+1 : TPTP v8.1.0. Released v3.3.0.
% 0.07/0.12  % Command  : run_spass %d %s
% 0.12/0.31  % Computer : n003.cluster.edu
% 0.12/0.31  % Model    : x86_64 x86_64
% 0.12/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.31  % Memory   : 8042.1875MB
% 0.12/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.31  % CPULimit : 300
% 0.12/0.31  % WCLimit  : 600
% 0.12/0.31  % DateTime : Sun Jun 19 12:30:29 EDT 2022
% 0.12/0.31  % CPUTime  : 
% 18.62/18.79  
% 18.62/18.79  SPASS V 3.9 
% 18.62/18.79  SPASS beiseite: Proof found.
% 18.62/18.79  % SZS status Theorem
% 18.62/18.79  Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p 
% 18.62/18.79  SPASS derived 25815 clauses, backtracked 169 clauses, performed 1 splits and kept 6280 clauses.
% 18.62/18.79  SPASS allocated 119627 KBytes.
% 18.62/18.79  SPASS spent	0:0:17.83 on the problem.
% 18.62/18.79  		0:00:00.04 for the input.
% 18.62/18.79  		0:00:00.04 for the FLOTTER CNF translation.
% 18.62/18.79  		0:00:00.25 for inferences.
% 18.62/18.79  		0:00:00.37 for the backtracking.
% 18.62/18.79  		0:0:17.05 for the reduction.
% 18.62/18.79  
% 18.62/18.79  
% 18.62/18.79  Here is a proof with depth 8, length 35 :
% 18.62/18.79  % SZS output start Refutation
% See solution above
% 18.62/18.79  Formulae used in the proof : t26_xboole_1 commutativity_k3_xboole_0 d3_tarski d3_xboole_0
% 18.62/18.79  
%------------------------------------------------------------------------------