TSTP Solution File: LCL215-1 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : LCL215-1 : TPTP v8.1.0. Released v1.1.0.
% 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 : Sun Jul 17 14:35:32 EDT 2022

% Result   : Unsatisfiable 16.26s 16.48s
% Output   : Refutation 16.26s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    8
% Syntax   : Number of clauses     :   25 (  14 unt;   0 nHn;  25 RR)
%            Number of literals    :   39 (   0 equ;  15 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    3 (   2 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,
    ~ theorem(or__dfg(not__dfg(or__dfg(not__dfg(p),q)),or__dfg(not__dfg(or__dfg(p,q)),q))),
    file('LCL215-1.p',unknown),
    [] ).

cnf(2,axiom,
    axiom(or__dfg(not__dfg(or__dfg(u,u)),u)),
    file('LCL215-1.p',unknown),
    [] ).

cnf(4,axiom,
    axiom(or__dfg(not__dfg(or__dfg(u,v)),or__dfg(v,u))),
    file('LCL215-1.p',unknown),
    [] ).

cnf(5,axiom,
    axiom(or__dfg(not__dfg(or__dfg(u,or__dfg(v,w))),or__dfg(v,or__dfg(u,w)))),
    file('LCL215-1.p',unknown),
    [] ).

cnf(6,axiom,
    axiom(or__dfg(not__dfg(or__dfg(not__dfg(u),v)),or__dfg(not__dfg(or__dfg(w,u)),or__dfg(w,v)))),
    file('LCL215-1.p',unknown),
    [] ).

cnf(7,axiom,
    ( ~ axiom(u)
    | theorem(u) ),
    file('LCL215-1.p',unknown),
    [] ).

cnf(8,axiom,
    ( ~ theorem(u)
    | ~ axiom(or__dfg(not__dfg(u),v))
    | theorem(v) ),
    file('LCL215-1.p',unknown),
    [] ).

cnf(9,axiom,
    ( ~ theorem(or__dfg(not__dfg(u),v))
    | ~ axiom(or__dfg(not__dfg(w),u))
    | theorem(or__dfg(not__dfg(w),v)) ),
    file('LCL215-1.p',unknown),
    [] ).

cnf(23,plain,
    ( ~ theorem(or__dfg(u,v))
    | theorem(or__dfg(v,u)) ),
    inference(res,[status(thm),theory(equality)],[4,8]),
    [iquote('0:Res:4.0,8.1')] ).

cnf(27,plain,
    ( ~ axiom(or__dfg(u,v))
    | theorem(or__dfg(v,u)) ),
    inference(sor,[status(thm)],[23,7]),
    [iquote('0:SoR:23.0,7.1')] ).

cnf(30,plain,
    ( ~ theorem(or__dfg(u,or__dfg(v,w)))
    | theorem(or__dfg(v,or__dfg(u,w))) ),
    inference(res,[status(thm),theory(equality)],[5,8]),
    [iquote('0:Res:5.0,8.1')] ).

cnf(34,plain,
    theorem(or__dfg(u,not__dfg(or__dfg(u,u)))),
    inference(sor,[status(thm)],[27,2]),
    [iquote('0:SoR:27.0,2.0')] ).

cnf(36,plain,
    theorem(or__dfg(not__dfg(or__dfg(u,u)),u)),
    inference(sor,[status(thm)],[23,34]),
    [iquote('0:SoR:23.0,34.0')] ).

cnf(48,plain,
    ( ~ theorem(or__dfg(not__dfg(u),v))
    | theorem(or__dfg(not__dfg(or__dfg(w,u)),or__dfg(w,v))) ),
    inference(res,[status(thm),theory(equality)],[6,8]),
    [iquote('0:Res:6.0,8.1')] ).

cnf(59,plain,
    ( ~ axiom(or__dfg(not__dfg(u),v))
    | ~ theorem(or__dfg(not__dfg(v),w))
    | theorem(or__dfg(w,not__dfg(u))) ),
    inference(sor,[status(thm)],[23,9]),
    [iquote('0:SoR:23.0,9.2')] ).

cnf(108,plain,
    theorem(or__dfg(not__dfg(or__dfg(u,or__dfg(v,v))),or__dfg(u,v))),
    inference(sor,[status(thm)],[48,36]),
    [iquote('0:SoR:48.0,36.0')] ).

cnf(286,plain,
    ( ~ theorem(or__dfg(not__dfg(or__dfg(u,v)),w))
    | theorem(or__dfg(w,not__dfg(or__dfg(v,u)))) ),
    inference(res,[status(thm),theory(equality)],[4,59]),
    [iquote('0:Res:4.0,59.0')] ).

cnf(288,plain,
    ( ~ theorem(or__dfg(not__dfg(or__dfg(not__dfg(or__dfg(u,v)),or__dfg(u,w))),x))
    | theorem(or__dfg(x,not__dfg(or__dfg(not__dfg(v),w)))) ),
    inference(res,[status(thm),theory(equality)],[6,59]),
    [iquote('0:Res:6.0,59.0')] ).

cnf(791,plain,
    ( ~ theorem(or__dfg(not__dfg(or__dfg(u,v)),w))
    | theorem(or__dfg(not__dfg(or__dfg(v,u)),w)) ),
    inference(sor,[status(thm)],[23,286]),
    [iquote('0:SoR:23.0,286.1')] ).

cnf(1570,plain,
    theorem(or__dfg(or__dfg(not__dfg(or__dfg(u,v)),u),not__dfg(or__dfg(not__dfg(v),u)))),
    inference(res,[status(thm),theory(equality)],[108,288]),
    [iquote('0:Res:108.0,288.0')] ).

cnf(9933,plain,
    theorem(or__dfg(not__dfg(or__dfg(not__dfg(u),v)),or__dfg(not__dfg(or__dfg(v,u)),v))),
    inference(sor,[status(thm)],[23,1570]),
    [iquote('0:SoR:23.0,1570.0')] ).

cnf(14101,plain,
    theorem(or__dfg(not__dfg(or__dfg(u,v)),or__dfg(not__dfg(or__dfg(not__dfg(v),u)),u))),
    inference(sor,[status(thm)],[30,9933]),
    [iquote('0:SoR:30.0,9933.0')] ).

cnf(16336,plain,
    theorem(or__dfg(not__dfg(or__dfg(u,v)),or__dfg(not__dfg(or__dfg(not__dfg(u),v)),v))),
    inference(res,[status(thm),theory(equality)],[14101,791]),
    [iquote('0:Res:14101.0,791.0')] ).

cnf(18159,plain,
    theorem(or__dfg(not__dfg(or__dfg(not__dfg(u),v)),or__dfg(not__dfg(or__dfg(u,v)),v))),
    inference(sor,[status(thm)],[30,16336]),
    [iquote('0:SoR:30.0,16336.0')] ).

cnf(18189,plain,
    $false,
    inference(unc,[status(thm)],[18159,1]),
    [iquote('0:UnC:18159.0,1.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : LCL215-1 : TPTP v8.1.0. Released v1.1.0.
% 0.11/0.12  % 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 : Mon Jul  4 18:46:23 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 16.26/16.48  
% 16.26/16.48  SPASS V 3.9 
% 16.26/16.48  SPASS beiseite: Proof found.
% 16.26/16.48  % SZS status Theorem
% 16.26/16.48  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 16.26/16.48  SPASS derived 18165 clauses, backtracked 0 clauses, performed 0 splits and kept 10716 clauses.
% 16.26/16.48  SPASS allocated 104595 KBytes.
% 16.26/16.48  SPASS spent	0:0:15.70 on the problem.
% 16.26/16.48  		0:00:00.04 for the input.
% 16.26/16.48  		0:00:00.00 for the FLOTTER CNF translation.
% 16.26/16.48  		0:00:00.43 for inferences.
% 16.26/16.48  		0:00:00.00 for the backtracking.
% 16.26/16.48  		0:0:15.01 for the reduction.
% 16.26/16.48  
% 16.26/16.48  
% 16.26/16.48  Here is a proof with depth 10, length 25 :
% 16.26/16.48  % SZS output start Refutation
% See solution above
% 16.26/16.48  Formulae used in the proof : prove_this axiom_1_2 axiom_1_4 axiom_1_5 axiom_1_6 rule_1 rule_2 rule_3
% 16.26/16.48  
%------------------------------------------------------------------------------