TSTP Solution File: KLE026+2 by SPASS---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SPASS---3.9
% Problem  : KLE026+2 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp
% Command  : run_spass %d %s

% Computer : n008.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 02:28:07 EDT 2022

% Result   : Theorem 0.39s 0.56s
% Output   : Refutation 0.39s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :   23
% Syntax   : Number of clauses     :   87 (  46 unt;   2 nHn;  87 RR)
%            Number of literals    :  147 (   0 equ;  63 neg)
%            Maximal clause size   :    5 (   1 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    5 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :   12 (  12 usr;   8 con; 0-2 aty)
%            Number of variables   :    0 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(1,axiom,
    test__dfg(skc4),
    file('KLE026+2.p',unknown),
    [] ).

cnf(3,axiom,
    equal(addition(u,zero),u),
    file('KLE026+2.p',unknown),
    [] ).

cnf(4,axiom,
    equal(addition(u,u),u),
    file('KLE026+2.p',unknown),
    [] ).

cnf(6,axiom,
    equal(multiplication(one,u),u),
    file('KLE026+2.p',unknown),
    [] ).

cnf(7,axiom,
    equal(multiplication(u,zero),zero),
    file('KLE026+2.p',unknown),
    [] ).

cnf(8,axiom,
    equal(multiplication(zero,u),zero),
    file('KLE026+2.p',unknown),
    [] ).

cnf(9,axiom,
    ( ~ complement(u,v)
    | test__dfg(v) ),
    file('KLE026+2.p',unknown),
    [] ).

cnf(10,axiom,
    ( test__dfg(u)
    | equal(c(u),zero) ),
    file('KLE026+2.p',unknown),
    [] ).

cnf(11,axiom,
    equal(addition(u,v),addition(v,u)),
    file('KLE026+2.p',unknown),
    [] ).

cnf(12,axiom,
    ( ~ test__dfg(u)
    | complement(skf1(u),u) ),
    file('KLE026+2.p',unknown),
    [] ).

cnf(13,axiom,
    ~ leq(multiplication(skc4,skc5),multiplication(skc5,skc3)),
    file('KLE026+2.p',unknown),
    [] ).

cnf(14,axiom,
    equal(multiplication(multiplication(skc4,skc5),skc3),multiplication(skc4,skc5)),
    file('KLE026+2.p',unknown),
    [] ).

cnf(16,axiom,
    ( ~ equal(addition(u,v),v)
    | leq(u,v) ),
    file('KLE026+2.p',unknown),
    [] ).

cnf(17,axiom,
    ( ~ complement(u,v)
    | equal(multiplication(v,u),zero) ),
    file('KLE026+2.p',unknown),
    [] ).

cnf(18,axiom,
    ( ~ complement(u,v)
    | equal(multiplication(u,v),zero) ),
    file('KLE026+2.p',unknown),
    [] ).

cnf(19,axiom,
    ( ~ complement(u,v)
    | equal(addition(v,u),one) ),
    file('KLE026+2.p',unknown),
    [] ).

cnf(20,axiom,
    equal(addition(addition(u,v),w),addition(u,addition(v,w))),
    file('KLE026+2.p',unknown),
    [] ).

cnf(21,axiom,
    equal(multiplication(multiplication(u,v),w),multiplication(u,multiplication(v,w))),
    file('KLE026+2.p',unknown),
    [] ).

cnf(22,axiom,
    ( ~ test__dfg(u)
    | ~ equal(c(u),v)
    | complement(u,v) ),
    file('KLE026+2.p',unknown),
    [] ).

cnf(23,axiom,
    ( ~ test__dfg(u)
    | ~ complement(u,v)
    | equal(c(u),v) ),
    file('KLE026+2.p',unknown),
    [] ).

cnf(25,axiom,
    equal(multiplication(addition(u,v),w),addition(multiplication(u,w),multiplication(v,w))),
    file('KLE026+2.p',unknown),
    [] ).

cnf(27,axiom,
    ( ~ test__dfg(u)
    | ~ test__dfg(v)
    | equal(c(multiplication(v,u)),addition(c(v),c(u))) ),
    file('KLE026+2.p',unknown),
    [] ).

cnf(28,axiom,
    ( ~ equal(addition(u,v),one)
    | ~ equal(multiplication(v,u),zero)
    | ~ equal(multiplication(u,v),zero)
    | complement(v,u) ),
    file('KLE026+2.p',unknown),
    [] ).

cnf(29,plain,
    equal(multiplication(skc4,multiplication(skc5,skc3)),multiplication(skc4,skc5)),
    inference(rew,[status(thm),theory(equality)],[21,14]),
    [iquote('0:Rew:21.0,14.0')] ).

cnf(39,plain,
    ( ~ equal(c(skc4),u)
    | complement(skc4,u) ),
    inference(res,[status(thm),theory(equality)],[1,22]),
    [iquote('0:Res:1.0,22.0')] ).

cnf(40,plain,
    ( ~ complement(skc4,u)
    | equal(c(skc4),u) ),
    inference(res,[status(thm),theory(equality)],[1,23]),
    [iquote('0:Res:1.0,23.0')] ).

cnf(41,plain,
    complement(skf1(skc4),skc4),
    inference(res,[status(thm),theory(equality)],[1,12]),
    [iquote('0:Res:1.0,12.0')] ).

cnf(43,plain,
    ( ~ test__dfg(u)
    | equal(c(multiplication(u,skc4)),addition(c(u),c(skc4))) ),
    inference(res,[status(thm),theory(equality)],[1,27]),
    [iquote('0:Res:1.0,27.1')] ).

cnf(45,plain,
    equal(c(multiplication(skc4,skc4)),addition(c(skc4),c(skc4))),
    inference(res,[status(thm),theory(equality)],[1,43]),
    [iquote('0:Res:1.0,43.0')] ).

cnf(61,plain,
    equal(c(multiplication(skc4,skc4)),c(skc4)),
    inference(rew,[status(thm),theory(equality)],[4,45]),
    [iquote('0:Rew:4.0,45.0')] ).

cnf(87,plain,
    ( test__dfg(multiplication(skc4,skc4))
    | equal(c(skc4),zero) ),
    inference(spr,[status(thm),theory(equality)],[61,10]),
    [iquote('0:SpR:61.0,10.1')] ).

cnf(92,plain,
    equal(addition(zero,u),u),
    inference(spr,[status(thm),theory(equality)],[11,3]),
    [iquote('0:SpR:11.0,3.0')] ).

cnf(112,plain,
    equal(c(skc4),zero),
    inference(spt,[spt(split,[position(s1)])],[87]),
    [iquote('1:Spt:87.1')] ).

cnf(115,plain,
    ( ~ equal(zero,u)
    | complement(skc4,u) ),
    inference(rew,[status(thm),theory(equality)],[112,39]),
    [iquote('1:Rew:112.0,39.0')] ).

cnf(141,plain,
    ( ~ complement(u,v)
    | equal(addition(u,v),one) ),
    inference(spr,[status(thm),theory(equality)],[19,11]),
    [iquote('0:SpR:19.1,11.0')] ).

cnf(144,plain,
    ( ~ complement(u,zero)
    | equal(one,u) ),
    inference(spr,[status(thm),theory(equality)],[19,92]),
    [iquote('0:SpR:19.1,92.0')] ).

cnf(168,plain,
    ( ~ test__dfg(zero)
    | equal(skf1(zero),one) ),
    inference(res,[status(thm),theory(equality)],[12,144]),
    [iquote('0:Res:12.1,144.0')] ).

cnf(169,plain,
    ( ~ equal(zero,zero)
    | equal(skc4,one) ),
    inference(res,[status(thm),theory(equality)],[115,144]),
    [iquote('1:Res:115.1,144.0')] ).

cnf(170,plain,
    equal(skc4,one),
    inference(obv,[status(thm),theory(equality)],[169]),
    [iquote('1:Obv:169.0')] ).

cnf(173,plain,
    ~ leq(multiplication(one,skc5),multiplication(skc5,skc3)),
    inference(rew,[status(thm),theory(equality)],[170,13]),
    [iquote('1:Rew:170.0,13.0')] ).

cnf(174,plain,
    equal(multiplication(one,multiplication(skc5,skc3)),multiplication(one,skc5)),
    inference(rew,[status(thm),theory(equality)],[170,29]),
    [iquote('1:Rew:170.0,29.0')] ).

cnf(199,plain,
    ~ leq(skc5,multiplication(skc5,skc3)),
    inference(rew,[status(thm),theory(equality)],[6,173]),
    [iquote('1:Rew:6.0,173.0')] ).

cnf(202,plain,
    equal(multiplication(skc5,skc3),skc5),
    inference(rew,[status(thm),theory(equality)],[6,174]),
    [iquote('1:Rew:6.0,174.0,6.0,174.0')] ).

cnf(203,plain,
    ~ leq(skc5,skc5),
    inference(rew,[status(thm),theory(equality)],[202,199]),
    [iquote('1:Rew:202.0,199.0')] ).

cnf(245,plain,
    ( ~ equal(u,u)
    | leq(u,u) ),
    inference(spl,[status(thm),theory(equality)],[4,16]),
    [iquote('0:SpL:4.0,16.0')] ).

cnf(251,plain,
    leq(u,u),
    inference(obv,[status(thm),theory(equality)],[245]),
    [iquote('0:Obv:245.0')] ).

cnf(252,plain,
    $false,
    inference(unc,[status(thm)],[251,203]),
    [iquote('1:UnC:251.0,203.0')] ).

cnf(256,plain,
    ~ equal(c(skc4),zero),
    inference(spt,[spt(split,[position(sa)])],[252,112]),
    [iquote('1:Spt:252.0,87.1,112.0')] ).

cnf(257,plain,
    test__dfg(multiplication(skc4,skc4)),
    inference(spt,[spt(split,[position(s2)])],[87]),
    [iquote('1:Spt:252.0,87.0')] ).

cnf(288,plain,
    ( ~ test__dfg(skf1(skc4))
    | equal(c(skf1(skc4)),skc4) ),
    inference(res,[status(thm),theory(equality)],[41,23]),
    [iquote('0:Res:41.0,23.1')] ).

cnf(318,plain,
    ( ~ test__dfg(u)
    | complement(u,c(u)) ),
    inference(eqr,[status(thm),theory(equality)],[22]),
    [iquote('0:EqR:22.1')] ).

cnf(379,plain,
    equal(addition(u,addition(u,v)),addition(u,v)),
    inference(spr,[status(thm),theory(equality)],[4,20]),
    [iquote('0:SpR:4.0,20.0')] ).

cnf(570,plain,
    ( ~ test__dfg(u)
    | ~ test__dfg(zero)
    | equal(addition(c(zero),c(u)),c(zero)) ),
    inference(spr,[status(thm),theory(equality)],[8,27]),
    [iquote('0:SpR:8.0,27.2')] ).

cnf(609,plain,
    ( ~ test__dfg(multiplication(skc4,skc4))
    | complement(multiplication(skc4,skc4),c(skc4)) ),
    inference(spr,[status(thm),theory(equality)],[61,318]),
    [iquote('0:SpR:61.0,318.1')] ).

cnf(620,plain,
    complement(multiplication(skc4,skc4),c(skc4)),
    inference(ssi,[status(thm)],[609,257]),
    [iquote('1:SSi:609.0,257.0')] ).

cnf(628,plain,
    ( ~ equal(u,one)
    | ~ equal(multiplication(u,zero),zero)
    | ~ equal(multiplication(zero,u),zero)
    | complement(u,zero) ),
    inference(spl,[status(thm),theory(equality)],[92,28]),
    [iquote('0:SpL:92.0,28.0')] ).

cnf(631,plain,
    ( ~ equal(u,one)
    | ~ equal(zero,zero)
    | ~ equal(zero,zero)
    | complement(u,zero) ),
    inference(rew,[status(thm),theory(equality)],[8,628,7]),
    [iquote('0:Rew:8.0,628.2,7.0,628.1')] ).

cnf(632,plain,
    ( ~ equal(u,one)
    | complement(u,zero) ),
    inference(obv,[status(thm),theory(equality)],[631]),
    [iquote('0:Obv:631.2')] ).

cnf(638,plain,
    test__dfg(c(skc4)),
    inference(res,[status(thm),theory(equality)],[620,9]),
    [iquote('1:Res:620.0,9.0')] ).

cnf(649,plain,
    ( ~ equal(u,one)
    | test__dfg(zero) ),
    inference(res,[status(thm),theory(equality)],[632,9]),
    [iquote('0:Res:632.1,9.0')] ).

cnf(654,plain,
    test__dfg(zero),
    inference(aed,[status(thm),theory(equality)],[649]),
    [iquote('0:AED:649.0')] ).

cnf(888,plain,
    ( ~ complement(u,v)
    | ~ equal(one,one)
    | ~ equal(multiplication(v,u),zero)
    | ~ equal(multiplication(u,v),zero)
    | complement(v,u) ),
    inference(spl,[status(thm),theory(equality)],[141,28]),
    [iquote('0:SpL:141.1,28.0')] ).

cnf(891,plain,
    ( ~ complement(u,v)
    | ~ equal(multiplication(v,u),zero)
    | ~ equal(multiplication(u,v),zero)
    | complement(v,u) ),
    inference(obv,[status(thm),theory(equality)],[888]),
    [iquote('0:Obv:888.1')] ).

cnf(892,plain,
    ( ~ complement(u,v)
    | ~ equal(zero,zero)
    | ~ equal(zero,zero)
    | complement(v,u) ),
    inference(rew,[status(thm),theory(equality)],[18,891,17]),
    [iquote('0:Rew:18.1,891.2,17.1,891.1')] ).

cnf(893,plain,
    ( ~ complement(u,v)
    | complement(v,u) ),
    inference(obv,[status(thm),theory(equality)],[892]),
    [iquote('0:Obv:892.2')] ).

cnf(894,plain,
    ( ~ test__dfg(u)
    | complement(u,skf1(u)) ),
    inference(res,[status(thm),theory(equality)],[12,893]),
    [iquote('0:Res:12.1,893.0')] ).

cnf(895,plain,
    complement(skc4,skf1(skc4)),
    inference(res,[status(thm),theory(equality)],[41,893]),
    [iquote('0:Res:41.0,893.0')] ).

cnf(906,plain,
    test__dfg(skf1(skc4)),
    inference(res,[status(thm),theory(equality)],[895,9]),
    [iquote('0:Res:895.0,9.0')] ).

cnf(907,plain,
    equal(skf1(skc4),c(skc4)),
    inference(res,[status(thm),theory(equality)],[895,40]),
    [iquote('0:Res:895.0,40.0')] ).

cnf(908,plain,
    equal(c(skf1(skc4)),skc4),
    inference(mrr,[status(thm)],[288,906]),
    [iquote('0:MRR:288.0,906.0')] ).

cnf(912,plain,
    equal(c(c(skc4)),skc4),
    inference(rew,[status(thm),theory(equality)],[907,908]),
    [iquote('0:Rew:907.0,908.0')] ).

cnf(1081,plain,
    ( ~ equal(addition(u,v),addition(u,v))
    | leq(u,addition(u,v)) ),
    inference(spl,[status(thm),theory(equality)],[379,16]),
    [iquote('0:SpL:379.0,16.0')] ).

cnf(1087,plain,
    leq(u,addition(u,v)),
    inference(obv,[status(thm),theory(equality)],[1081]),
    [iquote('0:Obv:1081.0')] ).

cnf(1097,plain,
    leq(u,addition(v,u)),
    inference(spr,[status(thm),theory(equality)],[11,1087]),
    [iquote('0:SpR:11.0,1087.0')] ).

cnf(1237,plain,
    ( ~ test__dfg(u)
    | ~ test__dfg(u)
    | equal(skf1(u),c(u)) ),
    inference(res,[status(thm),theory(equality)],[894,23]),
    [iquote('0:Res:894.1,23.1')] ).

cnf(1245,plain,
    ( ~ test__dfg(u)
    | equal(skf1(u),c(u)) ),
    inference(obv,[status(thm),theory(equality)],[1237]),
    [iquote('0:Obv:1237.0')] ).

cnf(1308,plain,
    ( ~ test__dfg(zero)
    | equal(c(zero),one) ),
    inference(rew,[status(thm),theory(equality)],[1245,168]),
    [iquote('0:Rew:1245.1,168.1')] ).

cnf(1309,plain,
    equal(c(zero),one),
    inference(mrr,[status(thm)],[1308,654]),
    [iquote('0:MRR:1308.0,654.0')] ).

cnf(1324,plain,
    ( ~ test__dfg(u)
    | ~ test__dfg(zero)
    | equal(addition(one,c(u)),one) ),
    inference(rew,[status(thm),theory(equality)],[1309,570]),
    [iquote('0:Rew:1309.0,570.2')] ).

cnf(1325,plain,
    ( ~ test__dfg(u)
    | equal(addition(one,c(u)),one) ),
    inference(mrr,[status(thm)],[1324,654]),
    [iquote('0:MRR:1324.1,654.0')] ).

cnf(1573,plain,
    ( ~ test__dfg(c(skc4))
    | equal(addition(one,skc4),one) ),
    inference(spr,[status(thm),theory(equality)],[912,1325]),
    [iquote('0:SpR:912.0,1325.1')] ).

cnf(1581,plain,
    equal(addition(one,skc4),one),
    inference(ssi,[status(thm)],[1573,638]),
    [iquote('1:SSi:1573.0,638.0')] ).

cnf(1594,plain,
    equal(addition(multiplication(one,u),multiplication(skc4,u)),multiplication(one,u)),
    inference(spr,[status(thm),theory(equality)],[1581,25]),
    [iquote('1:SpR:1581.0,25.0')] ).

cnf(1608,plain,
    equal(addition(u,multiplication(skc4,u)),u),
    inference(rew,[status(thm),theory(equality)],[6,1594]),
    [iquote('1:Rew:6.0,1594.0')] ).

cnf(1927,plain,
    leq(multiplication(skc4,u),u),
    inference(spr,[status(thm),theory(equality)],[1608,1097]),
    [iquote('1:SpR:1608.0,1097.0')] ).

cnf(1960,plain,
    leq(multiplication(skc4,skc5),multiplication(skc5,skc3)),
    inference(spr,[status(thm),theory(equality)],[29,1927]),
    [iquote('1:SpR:29.0,1927.0')] ).

cnf(1963,plain,
    $false,
    inference(mrr,[status(thm)],[1960,13]),
    [iquote('1:MRR:1960.0,13.0')] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : KLE026+2 : TPTP v8.1.0. Released v4.0.0.
% 0.03/0.13  % Command  : run_spass %d %s
% 0.12/0.34  % Computer : n008.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 600
% 0.12/0.34  % DateTime : Thu Jun 16 14:27:52 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.39/0.56  
% 0.39/0.56  SPASS V 3.9 
% 0.39/0.56  SPASS beiseite: Proof found.
% 0.39/0.56  % SZS status Theorem
% 0.39/0.56  Problem: /export/starexec/sandbox/benchmark/theBenchmark.p 
% 0.39/0.56  SPASS derived 1499 clauses, backtracked 82 clauses, performed 2 splits and kept 610 clauses.
% 0.39/0.56  SPASS allocated 98894 KBytes.
% 0.39/0.56  SPASS spent	0:00:00.20 on the problem.
% 0.39/0.56  		0:00:00.03 for the input.
% 0.39/0.56  		0:00:00.03 for the FLOTTER CNF translation.
% 0.39/0.56  		0:00:00.01 for inferences.
% 0.39/0.56  		0:00:00.00 for the backtracking.
% 0.39/0.56  		0:00:00.10 for the reduction.
% 0.39/0.56  
% 0.39/0.56  
% 0.39/0.56  Here is a proof with depth 6, length 87 :
% 0.39/0.56  % SZS output start Refutation
% See solution above
% 0.39/0.56  Formulae used in the proof : goals additive_identity additive_idempotence multiplicative_left_identity right_annihilation left_annihilation test_1 test_4 additive_commutativity order test_2 additive_associativity multiplicative_associativity test_3 left_distributivity test_deMorgan2
% 0.39/0.56  
%------------------------------------------------------------------------------