TSTP Solution File: FLD013-5 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : FLD013-5 : TPTP v8.1.0. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n021.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 : Sat Jul 16 02:28:17 EDT 2022

% Result   : Unsatisfiable 0.46s 0.63s
% Output   : Refutation 0.46s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :   10
% Syntax   : Number of clauses     :   25 (  14 unt;   0 nHn;  25 RR)
%            Number of literals    :   44 (   0 equ;  20 neg)
%            Maximal clause size   :    4 (   1 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    3 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :   13 (  13 usr;  13 con; 0-0 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(5,axiom,
    defined(u__dfg),
    file('FLD013-5.p',unknown),
    [] ).

cnf(7,axiom,
    sum__dfg(additive_identity,a,b),
    file('FLD013-5.p',unknown),
    [] ).

cnf(8,axiom,
    sum__dfg(additive_identity,c,d),
    file('FLD013-5.p',unknown),
    [] ).

cnf(9,axiom,
    sum__dfg(a,c,u__dfg),
    file('FLD013-5.p',unknown),
    [] ).

cnf(10,axiom,
    sum__dfg(d,b,v__dfg),
    file('FLD013-5.p',unknown),
    [] ).

cnf(11,axiom,
    ~ sum__dfg(additive_identity,u__dfg,v__dfg),
    file('FLD013-5.p',unknown),
    [] ).

cnf(12,axiom,
    ( ~ sum__dfg(u,v,w)
    | ~ sum__dfg(x,v,y)
    | ~ sum__dfg(z,x,u)
    | sum__dfg(z,y,w) ),
    file('FLD013-5.p',unknown),
    [] ).

cnf(13,axiom,
    ( ~ sum__dfg(u,v,w)
    | ~ sum__dfg(x,y,v)
    | ~ sum__dfg(u,x,z)
    | sum__dfg(z,y,w) ),
    file('FLD013-5.p',unknown),
    [] ).

cnf(14,axiom,
    ( ~ defined(u)
    | sum__dfg(additive_identity,u,u) ),
    file('FLD013-5.p',unknown),
    [] ).

cnf(16,axiom,
    ( ~ sum__dfg(u,v,w)
    | sum__dfg(v,u,w) ),
    file('FLD013-5.p',unknown),
    [] ).

cnf(54,plain,
    sum__dfg(c,a,u__dfg),
    inference(res,[status(thm),theory(equality)],[9,16]),
    [iquote('0:Res:9.0,16.0')] ).

cnf(64,plain,
    ( ~ sum__dfg(d,u,v)
    | ~ sum__dfg(c,u,w)
    | sum__dfg(additive_identity,w,v) ),
    inference(res,[status(thm),theory(equality)],[8,12]),
    [iquote('0:Res:8.0,12.0')] ).

cnf(65,plain,
    ( ~ sum__dfg(additive_identity,u,v)
    | ~ sum__dfg(c,w,u)
    | sum__dfg(d,w,v) ),
    inference(res,[status(thm),theory(equality)],[8,13]),
    [iquote('0:Res:8.0,13.0')] ).

cnf(70,plain,
    ( ~ sum__dfg(u,d,v)
    | ~ sum__dfg(u,additive_identity,w)
    | sum__dfg(w,c,v) ),
    inference(res,[status(thm),theory(equality)],[8,13]),
    [iquote('0:Res:8.0,13.1')] ).

cnf(92,plain,
    sum__dfg(a,additive_identity,b),
    inference(res,[status(thm),theory(equality)],[7,16]),
    [iquote('0:Res:7.0,16.0')] ).

cnf(110,plain,
    ( ~ defined(u)
    | ~ sum__dfg(c,v,u)
    | sum__dfg(d,v,u) ),
    inference(res,[status(thm),theory(equality)],[14,65]),
    [iquote('0:Res:14.1,65.0')] ).

cnf(139,plain,
    ( ~ defined(u__dfg)
    | sum__dfg(d,a,u__dfg) ),
    inference(res,[status(thm),theory(equality)],[54,110]),
    [iquote('0:Res:54.0,110.1')] ).

cnf(145,plain,
    sum__dfg(d,a,u__dfg),
    inference(ssi,[status(thm)],[139,5]),
    [iquote('0:SSi:139.0,5.0')] ).

cnf(152,plain,
    sum__dfg(a,d,u__dfg),
    inference(res,[status(thm),theory(equality)],[145,16]),
    [iquote('0:Res:145.0,16.0')] ).

cnf(365,plain,
    ( ~ sum__dfg(c,b,u)
    | sum__dfg(additive_identity,u,v__dfg) ),
    inference(res,[status(thm),theory(equality)],[10,64]),
    [iquote('0:Res:10.0,64.0')] ).

cnf(611,plain,
    ( ~ sum__dfg(a,additive_identity,u)
    | sum__dfg(u,c,u__dfg) ),
    inference(res,[status(thm),theory(equality)],[152,70]),
    [iquote('0:Res:152.0,70.0')] ).

cnf(1061,plain,
    sum__dfg(b,c,u__dfg),
    inference(res,[status(thm),theory(equality)],[92,611]),
    [iquote('0:Res:92.0,611.0')] ).

cnf(1075,plain,
    sum__dfg(c,b,u__dfg),
    inference(res,[status(thm),theory(equality)],[1061,16]),
    [iquote('0:Res:1061.0,16.0')] ).

cnf(1077,plain,
    sum__dfg(additive_identity,u__dfg,v__dfg),
    inference(res,[status(thm),theory(equality)],[1075,365]),
    [iquote('0:Res:1075.0,365.0')] ).

cnf(1084,plain,
    $false,
    inference(mrr,[status(thm)],[1077,11]),
    [iquote('0:MRR:1077.0,11.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : FLD013-5 : TPTP v8.1.0. Bugfixed v2.1.0.
% 0.11/0.12  % Command  : run_spass %d %s
% 0.12/0.33  % Computer : n021.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 Jun  6 23:37:35 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.46/0.63  
% 0.46/0.63  SPASS V 3.9 
% 0.46/0.63  SPASS beiseite: Proof found.
% 0.46/0.63  % SZS status Theorem
% 0.46/0.63  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.46/0.63  SPASS derived 906 clauses, backtracked 0 clauses, performed 2 splits and kept 776 clauses.
% 0.46/0.63  SPASS allocated 76527 KBytes.
% 0.46/0.63  SPASS spent	0:00:00.28 on the problem.
% 0.46/0.63  		0:00:00.04 for the input.
% 0.46/0.63  		0:00:00.00 for the FLOTTER CNF translation.
% 0.46/0.63  		0:00:00.01 for inferences.
% 0.46/0.63  		0:00:00.00 for the backtracking.
% 0.46/0.63  		0:00:00.21 for the reduction.
% 0.46/0.63  
% 0.46/0.63  
% 0.46/0.63  Here is a proof with depth 8, length 25 :
% 0.46/0.63  % SZS output start Refutation
% See solution above
% 0.46/0.63  Formulae used in the proof : u_is_defined sum_7 sum_8 sum_9 sum_10 not_sum_11 associativity_addition_1 associativity_addition_2 existence_of_identity_addition commutativity_addition
% 0.46/0.63  
%------------------------------------------------------------------------------