TSTP Solution File: LCL399-1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : LCL399-1 : TPTP v8.1.0. Released v2.3.0.
% 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 : Sun Jul 17 14:36:41 EDT 2022

% Result   : Unsatisfiable 3.36s 3.52s
% Output   : Refutation 3.36s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   24
%            Number of leaves      :    5
% Syntax   : Number of clauses     :   50 (  29 unt;   0 nHn;  50 RR)
%            Number of literals    :   74 (   0 equ;  25 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-1 aty)
%            Number of functors    :    8 (   8 usr;   6 con; 0-2 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    ( ~ is_a_theorem(u)
    | ~ is_a_theorem(implies__dfg(u,v))
    | is_a_theorem(v) ),
    file('LCL399-1.p',unknown),
    [] ).

cnf(2,axiom,
    is_a_theorem(implies__dfg(implies__dfg(u,v),implies__dfg(implies__dfg(v,w),implies__dfg(u,w)))),
    file('LCL399-1.p',unknown),
    [] ).

cnf(3,axiom,
    is_a_theorem(implies__dfg(implies__dfg(not__dfg(u),u),u)),
    file('LCL399-1.p',unknown),
    [] ).

cnf(4,axiom,
    is_a_theorem(implies__dfg(u,implies__dfg(not__dfg(u),v))),
    file('LCL399-1.p',unknown),
    [] ).

cnf(5,axiom,
    ~ is_a_theorem(implies__dfg(implies__dfg(not__dfg(x__dfg),not__dfg(implies__dfg(y__dfg,y__dfg))),x__dfg)),
    file('LCL399-1.p',unknown),
    [] ).

cnf(11,plain,
    ( ~ is_a_theorem(implies__dfg(not__dfg(u),u))
    | is_a_theorem(u) ),
    inference(res,[status(thm),theory(equality)],[3,1]),
    [iquote('0:Res:3.0,1.1')] ).

cnf(15,plain,
    ( ~ is_a_theorem(implies__dfg(u,v))
    | is_a_theorem(implies__dfg(implies__dfg(v,w),implies__dfg(u,w))) ),
    inference(res,[status(thm),theory(equality)],[2,1]),
    [iquote('0:Res:2.0,1.1')] ).

cnf(17,plain,
    is_a_theorem(implies__dfg(implies__dfg(implies__dfg(implies__dfg(u,v),implies__dfg(w,v)),x),implies__dfg(implies__dfg(w,u),x))),
    inference(sor,[status(thm)],[15,2]),
    [iquote('0:SoR:15.0,2.0')] ).

cnf(18,plain,
    is_a_theorem(implies__dfg(implies__dfg(implies__dfg(not__dfg(u),v),w),implies__dfg(u,w))),
    inference(sor,[status(thm)],[15,4]),
    [iquote('0:SoR:15.0,4.0')] ).

cnf(19,plain,
    is_a_theorem(implies__dfg(implies__dfg(u,v),implies__dfg(implies__dfg(not__dfg(u),u),v))),
    inference(sor,[status(thm)],[15,3]),
    [iquote('0:SoR:15.0,3.0')] ).

cnf(20,plain,
    is_a_theorem(implies__dfg(implies__dfg(implies__dfg(u,v),w),implies__dfg(implies__dfg(implies__dfg(not__dfg(u),x),v),w))),
    inference(sor,[status(thm)],[15,18]),
    [iquote('0:SoR:15.0,18.0')] ).

cnf(21,plain,
    ( ~ is_a_theorem(implies__dfg(implies__dfg(not__dfg(u),v),w))
    | is_a_theorem(implies__dfg(u,w)) ),
    inference(res,[status(thm),theory(equality)],[18,1]),
    [iquote('0:Res:18.0,1.1')] ).

cnf(22,plain,
    is_a_theorem(implies__dfg(implies__dfg(implies__dfg(implies__dfg(not__dfg(u),u),v),w),implies__dfg(implies__dfg(u,v),w))),
    inference(sor,[status(thm)],[15,19]),
    [iquote('0:SoR:15.0,19.0')] ).

cnf(23,plain,
    ( ~ is_a_theorem(implies__dfg(u,v))
    | is_a_theorem(implies__dfg(implies__dfg(not__dfg(u),u),v)) ),
    inference(res,[status(thm),theory(equality)],[19,1]),
    [iquote('0:Res:19.0,1.1')] ).

cnf(35,plain,
    ( ~ is_a_theorem(implies__dfg(implies__dfg(implies__dfg(u,v),implies__dfg(w,v)),x))
    | is_a_theorem(implies__dfg(implies__dfg(w,u),x)) ),
    inference(res,[status(thm),theory(equality)],[17,1]),
    [iquote('0:Res:17.0,1.1')] ).

cnf(60,plain,
    is_a_theorem(implies__dfg(implies__dfg(not__dfg(u),u),implies__dfg(not__dfg(u),v))),
    inference(sor,[status(thm)],[23,4]),
    [iquote('0:SoR:23.0,4.0')] ).

cnf(61,plain,
    is_a_theorem(implies__dfg(implies__dfg(not__dfg(implies__dfg(not__dfg(u),u)),implies__dfg(not__dfg(u),u)),u)),
    inference(sor,[status(thm)],[23,3]),
    [iquote('0:SoR:23.0,3.0')] ).

cnf(65,plain,
    ( ~ is_a_theorem(implies__dfg(not__dfg(u),u))
    | is_a_theorem(implies__dfg(not__dfg(u),v)) ),
    inference(res,[status(thm),theory(equality)],[60,1]),
    [iquote('0:Res:60.0,1.1')] ).

cnf(79,plain,
    ( ~ is_a_theorem(implies__dfg(implies__dfg(u,v),w))
    | is_a_theorem(implies__dfg(implies__dfg(implies__dfg(not__dfg(u),x),v),w)) ),
    inference(res,[status(thm),theory(equality)],[20,1]),
    [iquote('0:Res:20.0,1.1')] ).

cnf(91,plain,
    ( ~ is_a_theorem(implies__dfg(implies__dfg(implies__dfg(not__dfg(u),u),v),w))
    | is_a_theorem(implies__dfg(implies__dfg(u,v),w)) ),
    inference(res,[status(thm),theory(equality)],[22,1]),
    [iquote('0:Res:22.0,1.1')] ).

cnf(110,plain,
    is_a_theorem(implies__dfg(implies__dfg(u,not__dfg(v)),implies__dfg(v,implies__dfg(u,w)))),
    inference(sor,[status(thm)],[35,18]),
    [iquote('0:SoR:35.0,18.0')] ).

cnf(111,plain,
    is_a_theorem(implies__dfg(implies__dfg(u,implies__dfg(not__dfg(v),v)),implies__dfg(implies__dfg(v,w),implies__dfg(u,w)))),
    inference(sor,[status(thm)],[35,22]),
    [iquote('0:SoR:35.0,22.0')] ).

cnf(124,plain,
    is_a_theorem(implies__dfg(u,implies__dfg(v,implies__dfg(not__dfg(u),w)))),
    inference(sor,[status(thm)],[21,110]),
    [iquote('0:SoR:21.0,110.0')] ).

cnf(127,plain,
    is_a_theorem(implies__dfg(implies__dfg(implies__dfg(u,implies__dfg(not__dfg(v),w)),x),implies__dfg(v,x))),
    inference(sor,[status(thm)],[15,124]),
    [iquote('0:SoR:15.0,124.0')] ).

cnf(168,plain,
    ( ~ is_a_theorem(implies__dfg(implies__dfg(u,implies__dfg(not__dfg(v),w)),x))
    | is_a_theorem(implies__dfg(v,x)) ),
    inference(res,[status(thm),theory(equality)],[127,1]),
    [iquote('0:Res:127.0,1.1')] ).

cnf(173,plain,
    ( ~ is_a_theorem(implies__dfg(u,implies__dfg(not__dfg(v),v)))
    | is_a_theorem(implies__dfg(implies__dfg(v,w),implies__dfg(u,w))) ),
    inference(res,[status(thm),theory(equality)],[111,1]),
    [iquote('0:Res:111.0,1.1')] ).

cnf(228,plain,
    is_a_theorem(implies__dfg(u,implies__dfg(implies__dfg(u,v),implies__dfg(w,v)))),
    inference(sor,[status(thm)],[168,111]),
    [iquote('0:SoR:168.0,111.0')] ).

cnf(246,plain,
    ( ~ is_a_theorem(u)
    | is_a_theorem(implies__dfg(implies__dfg(u,v),implies__dfg(w,v))) ),
    inference(res,[status(thm),theory(equality)],[228,1]),
    [iquote('0:Res:228.0,1.1')] ).

cnf(268,plain,
    ( ~ is_a_theorem(u)
    | ~ is_a_theorem(implies__dfg(u,v))
    | is_a_theorem(implies__dfg(w,v)) ),
    inference(res,[status(thm),theory(equality)],[246,1]),
    [iquote('0:Res:246.1,1.1')] ).

cnf(305,plain,
    ( ~ is_a_theorem(implies__dfg(implies__dfg(not__dfg(u),v),w))
    | is_a_theorem(implies__dfg(x,implies__dfg(u,w))) ),
    inference(sor,[status(thm)],[268,18]),
    [iquote('0:SoR:268.1,18.0')] ).

cnf(1264,plain,
    is_a_theorem(implies__dfg(u,implies__dfg(implies__dfg(not__dfg(v),v),v))),
    inference(sor,[status(thm)],[305,61]),
    [iquote('0:SoR:305.0,61.0')] ).

cnf(1287,plain,
    is_a_theorem(implies__dfg(u,implies__dfg(v,v))),
    inference(sor,[status(thm)],[305,3]),
    [iquote('0:SoR:305.0,3.0')] ).

cnf(1297,plain,
    is_a_theorem(implies__dfg(implies__dfg(implies__dfg(u,u),v),implies__dfg(w,v))),
    inference(sor,[status(thm)],[15,1287]),
    [iquote('0:SoR:15.0,1287.0')] ).

cnf(1359,plain,
    is_a_theorem(implies__dfg(not__dfg(implies__dfg(implies__dfg(not__dfg(u),u),u)),v)),
    inference(sor,[status(thm)],[65,1264]),
    [iquote('0:SoR:65.0,1264.0')] ).

cnf(1470,plain,
    ( ~ is_a_theorem(implies__dfg(implies__dfg(u,u),v))
    | is_a_theorem(implies__dfg(w,v)) ),
    inference(res,[status(thm),theory(equality)],[1297,1]),
    [iquote('0:Res:1297.0,1.1')] ).

cnf(2217,plain,
    is_a_theorem(implies__dfg(implies__dfg(u,v),implies__dfg(implies__dfg(implies__dfg(w,w),u),v))),
    inference(sor,[status(thm)],[173,1297]),
    [iquote('0:SoR:173.0,1297.0')] ).

cnf(2224,plain,
    ( ~ is_a_theorem(u)
    | is_a_theorem(implies__dfg(implies__dfg(v,w),implies__dfg(implies__dfg(u,v),w))) ),
    inference(sor,[status(thm)],[173,246]),
    [iquote('0:SoR:173.0,246.1')] ).

cnf(2285,plain,
    is_a_theorem(implies__dfg(u,implies__dfg(implies__dfg(implies__dfg(v,v),w),w))),
    inference(sor,[status(thm)],[1470,2217]),
    [iquote('0:SoR:1470.0,2217.0')] ).

cnf(2292,plain,
    is_a_theorem(implies__dfg(implies__dfg(implies__dfg(u,u),v),v)),
    inference(sor,[status(thm)],[11,2285]),
    [iquote('0:SoR:11.0,2285.0')] ).

cnf(2320,plain,
    is_a_theorem(implies__dfg(implies__dfg(implies__dfg(not__dfg(implies__dfg(u,u)),v),w),w)),
    inference(sor,[status(thm)],[79,2292]),
    [iquote('0:SoR:79.0,2292.0')] ).

cnf(2322,plain,
    ( ~ is_a_theorem(implies__dfg(implies__dfg(u,u),v))
    | is_a_theorem(v) ),
    inference(res,[status(thm),theory(equality)],[2292,1]),
    [iquote('0:Res:2292.0,1.1')] ).

cnf(2601,plain,
    is_a_theorem(implies__dfg(implies__dfg(u,not__dfg(implies__dfg(v,v))),implies__dfg(u,w))),
    inference(sor,[status(thm)],[35,2320]),
    [iquote('0:SoR:35.0,2320.0')] ).

cnf(5489,plain,
    ( ~ is_a_theorem(u)
    | is_a_theorem(implies__dfg(implies__dfg(u,v),v)) ),
    inference(sor,[status(thm)],[2322,2224]),
    [iquote('0:SoR:2322.0,2224.1')] ).

cnf(5516,plain,
    ( ~ is_a_theorem(implies__dfg(not__dfg(u),u))
    | is_a_theorem(implies__dfg(implies__dfg(u,v),v)) ),
    inference(sor,[status(thm)],[91,5489]),
    [iquote('0:SoR:91.0,5489.1')] ).

cnf(5524,plain,
    ( ~ is_a_theorem(u)
    | ~ is_a_theorem(implies__dfg(u,v))
    | is_a_theorem(v) ),
    inference(res,[status(thm),theory(equality)],[5489,1]),
    [iquote('0:Res:5489.1,1.1')] ).

cnf(6150,plain,
    is_a_theorem(implies__dfg(implies__dfg(implies__dfg(implies__dfg(not__dfg(u),u),u),v),v)),
    inference(sor,[status(thm)],[5516,1359]),
    [iquote('0:SoR:5516.0,1359.0')] ).

cnf(6383,plain,
    is_a_theorem(implies__dfg(implies__dfg(u,implies__dfg(not__dfg(v),v)),implies__dfg(u,v))),
    inference(sor,[status(thm)],[35,6150]),
    [iquote('0:SoR:35.0,6150.0')] ).

cnf(7018,plain,
    ( ~ is_a_theorem(implies__dfg(u,implies__dfg(not__dfg(v),v)))
    | is_a_theorem(implies__dfg(u,v)) ),
    inference(sor,[status(thm)],[5524,6383]),
    [iquote('0:SoR:5524.1,6383.0')] ).

cnf(8439,plain,
    is_a_theorem(implies__dfg(implies__dfg(not__dfg(u),not__dfg(implies__dfg(v,v))),u)),
    inference(sor,[status(thm)],[7018,2601]),
    [iquote('0:SoR:7018.0,2601.0')] ).

cnf(8498,plain,
    $false,
    inference(unc,[status(thm)],[8439,5]),
    [iquote('0:UnC:8439.0,5.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.14  % Problem  : LCL399-1 : TPTP v8.1.0. Released v2.3.0.
% 0.07/0.14  % Command  : run_spass %d %s
% 0.14/0.36  % Computer : n004.cluster.edu
% 0.14/0.36  % Model    : x86_64 x86_64
% 0.14/0.36  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.36  % Memory   : 8042.1875MB
% 0.14/0.36  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.36  % CPULimit : 300
% 0.14/0.36  % WCLimit  : 600
% 0.14/0.36  % DateTime : Mon Jul  4 03:41:38 EDT 2022
% 0.14/0.36  % CPUTime  : 
% 3.36/3.52  
% 3.36/3.52  SPASS V 3.9 
% 3.36/3.52  SPASS beiseite: Proof found.
% 3.36/3.52  % SZS status Theorem
% 3.36/3.52  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 3.36/3.52  SPASS derived 8430 clauses, backtracked 0 clauses, performed 0 splits and kept 3117 clauses.
% 3.36/3.52  SPASS allocated 86757 KBytes.
% 3.36/3.52  SPASS spent	0:00:03.06 on the problem.
% 3.36/3.52  		0:00:00.04 for the input.
% 3.36/3.52  		0:00:00.00 for the FLOTTER CNF translation.
% 3.36/3.52  		0:00:00.18 for inferences.
% 3.36/3.52  		0:00:00.00 for the backtracking.
% 3.36/3.52  		0:00:02.80 for the reduction.
% 3.36/3.52  
% 3.36/3.52  
% 3.36/3.52  Here is a proof with depth 23, length 50 :
% 3.36/3.52  % SZS output start Refutation
% See solution above
% 3.36/3.52  Formulae used in the proof : condensed_detachment cn_1 cn_2 cn_3 prove_cn_65
% 3.36/3.52  
%------------------------------------------------------------------------------