TSTP Solution File: KLE143+2 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : KLE143+2 : TPTP v8.1.2. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n026.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  : 300s
% DateTime : Wed May 31 12:15:53 EDT 2023

% Result   : Theorem 31.53s 4.36s
% Output   : CNFRefutation 32.40s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :   14
% Syntax   : Number of formulae    :   79 (  56 unt;   0 def)
%            Number of atoms       :  106 (  55 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   50 (  23   ~;  19   |;   4   &)
%                                         (   3 <=>;   1  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   3 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    5 (   3 usr;   3 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   3 con; 0-2 aty)
%            Number of variables   :  137 (; 134   !;   3   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [A,B] : addition(A,B) = addition(B,A),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f2,axiom,
    ! [C,B,A] : addition(A,addition(B,C)) = addition(addition(A,B),C),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f4,axiom,
    ! [A] : addition(A,A) = A,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f5,axiom,
    ! [A,B,C] : multiplication(A,multiplication(B,C)) = multiplication(multiplication(A,B),C),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f6,axiom,
    ! [A] : multiplication(A,one) = A,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f7,axiom,
    ! [A] : multiplication(one,A) = A,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f8,axiom,
    ! [A,B,C] : multiplication(A,addition(B,C)) = addition(multiplication(A,B),multiplication(A,C)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f9,axiom,
    ! [A,B,C] : multiplication(addition(A,B),C) = addition(multiplication(A,C),multiplication(B,C)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f15,axiom,
    ! [A] : strong_iteration(A) = addition(multiplication(A,strong_iteration(A)),one),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f16,axiom,
    ! [A,B,C] :
      ( leq(C,addition(multiplication(A,C),B))
     => leq(C,multiplication(strong_iteration(A),B)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f18,axiom,
    ! [A,B] :
      ( leq(A,B)
    <=> addition(A,B) = B ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f19,conjecture,
    ! [X0] :
      ( leq(multiplication(strong_iteration(X0),strong_iteration(X0)),strong_iteration(X0))
      & leq(strong_iteration(X0),multiplication(strong_iteration(X0),strong_iteration(X0))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f20,negated_conjecture,
    ~ ! [X0] :
        ( leq(multiplication(strong_iteration(X0),strong_iteration(X0)),strong_iteration(X0))
        & leq(strong_iteration(X0),multiplication(strong_iteration(X0),strong_iteration(X0))) ),
    inference(negated_conjecture,[status(cth)],[f19]) ).

fof(f21,plain,
    ! [X0,X1] : addition(X0,X1) = addition(X1,X0),
    inference(cnf_transformation,[status(esa)],[f1]) ).

fof(f22,plain,
    ! [X0,X1,X2] : addition(X0,addition(X1,X2)) = addition(addition(X0,X1),X2),
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f24,plain,
    ! [X0] : addition(X0,X0) = X0,
    inference(cnf_transformation,[status(esa)],[f4]) ).

fof(f25,plain,
    ! [X0,X1,X2] : multiplication(X0,multiplication(X1,X2)) = multiplication(multiplication(X0,X1),X2),
    inference(cnf_transformation,[status(esa)],[f5]) ).

fof(f26,plain,
    ! [X0] : multiplication(X0,one) = X0,
    inference(cnf_transformation,[status(esa)],[f6]) ).

fof(f27,plain,
    ! [X0] : multiplication(one,X0) = X0,
    inference(cnf_transformation,[status(esa)],[f7]) ).

fof(f28,plain,
    ! [X0,X1,X2] : multiplication(X0,addition(X1,X2)) = addition(multiplication(X0,X1),multiplication(X0,X2)),
    inference(cnf_transformation,[status(esa)],[f8]) ).

fof(f29,plain,
    ! [X0,X1,X2] : multiplication(addition(X0,X1),X2) = addition(multiplication(X0,X2),multiplication(X1,X2)),
    inference(cnf_transformation,[status(esa)],[f9]) ).

fof(f37,plain,
    ! [X0] : strong_iteration(X0) = addition(multiplication(X0,strong_iteration(X0)),one),
    inference(cnf_transformation,[status(esa)],[f15]) ).

fof(f38,plain,
    ! [A,B,C] :
      ( ~ leq(C,addition(multiplication(A,C),B))
      | leq(C,multiplication(strong_iteration(A),B)) ),
    inference(pre_NNF_transformation,[status(esa)],[f16]) ).

fof(f39,plain,
    ! [X0,X1,X2] :
      ( ~ leq(X0,addition(multiplication(X1,X0),X2))
      | leq(X0,multiplication(strong_iteration(X1),X2)) ),
    inference(cnf_transformation,[status(esa)],[f38]) ).

fof(f41,plain,
    ! [A,B] :
      ( ( ~ leq(A,B)
        | addition(A,B) = B )
      & ( leq(A,B)
        | addition(A,B) != B ) ),
    inference(NNF_transformation,[status(esa)],[f18]) ).

fof(f42,plain,
    ( ! [A,B] :
        ( ~ leq(A,B)
        | addition(A,B) = B )
    & ! [A,B] :
        ( leq(A,B)
        | addition(A,B) != B ) ),
    inference(miniscoping,[status(esa)],[f41]) ).

fof(f44,plain,
    ! [X0,X1] :
      ( leq(X0,X1)
      | addition(X0,X1) != X1 ),
    inference(cnf_transformation,[status(esa)],[f42]) ).

fof(f45,plain,
    ? [X0] :
      ( ~ leq(multiplication(strong_iteration(X0),strong_iteration(X0)),strong_iteration(X0))
      | ~ leq(strong_iteration(X0),multiplication(strong_iteration(X0),strong_iteration(X0))) ),
    inference(pre_NNF_transformation,[status(esa)],[f20]) ).

fof(f46,plain,
    ( ? [X0] : ~ leq(multiplication(strong_iteration(X0),strong_iteration(X0)),strong_iteration(X0))
    | ? [X0] : ~ leq(strong_iteration(X0),multiplication(strong_iteration(X0),strong_iteration(X0))) ),
    inference(miniscoping,[status(esa)],[f45]) ).

fof(f47,plain,
    ( ~ leq(multiplication(strong_iteration(sk0_0),strong_iteration(sk0_0)),strong_iteration(sk0_0))
    | ~ leq(strong_iteration(sk0_1),multiplication(strong_iteration(sk0_1),strong_iteration(sk0_1))) ),
    inference(skolemization,[status(esa)],[f46]) ).

fof(f48,plain,
    ( ~ leq(multiplication(strong_iteration(sk0_0),strong_iteration(sk0_0)),strong_iteration(sk0_0))
    | ~ leq(strong_iteration(sk0_1),multiplication(strong_iteration(sk0_1),strong_iteration(sk0_1))) ),
    inference(cnf_transformation,[status(esa)],[f47]) ).

fof(f49,plain,
    ( spl0_0
  <=> leq(multiplication(strong_iteration(sk0_0),strong_iteration(sk0_0)),strong_iteration(sk0_0)) ),
    introduced(split_symbol_definition) ).

fof(f51,plain,
    ( ~ leq(multiplication(strong_iteration(sk0_0),strong_iteration(sk0_0)),strong_iteration(sk0_0))
    | spl0_0 ),
    inference(component_clause,[status(thm)],[f49]) ).

fof(f52,plain,
    ( spl0_1
  <=> leq(strong_iteration(sk0_1),multiplication(strong_iteration(sk0_1),strong_iteration(sk0_1))) ),
    introduced(split_symbol_definition) ).

fof(f54,plain,
    ( ~ leq(strong_iteration(sk0_1),multiplication(strong_iteration(sk0_1),strong_iteration(sk0_1)))
    | spl0_1 ),
    inference(component_clause,[status(thm)],[f52]) ).

fof(f55,plain,
    ( ~ spl0_0
    | ~ spl0_1 ),
    inference(split_clause,[status(thm)],[f48,f49,f52]) ).

fof(f56,plain,
    ! [X0] : strong_iteration(X0) = addition(one,multiplication(X0,strong_iteration(X0))),
    inference(forward_demodulation,[status(thm)],[f21,f37]) ).

fof(f256,plain,
    ! [X0] : leq(X0,X0),
    inference(resolution,[status(thm)],[f24,f44]) ).

fof(f731,plain,
    ! [X0,X1,X2] :
      ( ~ leq(X0,addition(X1,multiplication(X2,X0)))
      | leq(X0,multiplication(strong_iteration(X2),X1)) ),
    inference(paramodulation,[status(thm)],[f21,f39]) ).

fof(f822,plain,
    ! [X0,X1] : addition(one,addition(multiplication(X0,strong_iteration(X0)),X1)) = addition(strong_iteration(X0),X1),
    inference(paramodulation,[status(thm)],[f56,f22]) ).

fof(f829,plain,
    ! [X0,X1] : addition(X0,addition(X0,X1)) = addition(X0,X1),
    inference(paramodulation,[status(thm)],[f24,f22]) ).

fof(f836,plain,
    ! [X0,X1,X2] : multiplication(X0,addition(X1,X2)) = addition(multiplication(X0,X2),multiplication(X0,X1)),
    inference(paramodulation,[status(thm)],[f21,f28]) ).

fof(f837,plain,
    ! [X0,X1,X2] : multiplication(X0,addition(X1,X2)) = multiplication(X0,addition(X2,X1)),
    inference(forward_demodulation,[status(thm)],[f28,f836]) ).

fof(f850,plain,
    ! [X0,X1] : multiplication(X0,addition(one,X1)) = addition(X0,multiplication(X0,X1)),
    inference(paramodulation,[status(thm)],[f26,f28]) ).

fof(f860,plain,
    ! [X0,X1] : multiplication(X0,addition(X1,one)) = addition(multiplication(X0,X1),X0),
    inference(paramodulation,[status(thm)],[f26,f28]) ).

fof(f861,plain,
    ! [X0,X1] : multiplication(X0,addition(X1,one)) = addition(X0,multiplication(X0,X1)),
    inference(forward_demodulation,[status(thm)],[f21,f860]) ).

fof(f886,plain,
    ! [X0,X1,X2] : multiplication(addition(X0,X1),X2) = addition(multiplication(X1,X2),multiplication(X0,X2)),
    inference(paramodulation,[status(thm)],[f21,f29]) ).

fof(f887,plain,
    ! [X0,X1,X2] : multiplication(addition(X0,X1),X2) = multiplication(addition(X1,X0),X2),
    inference(forward_demodulation,[status(thm)],[f29,f886]) ).

fof(f893,plain,
    ! [X0,X1] : multiplication(addition(one,X0),X1) = addition(X1,multiplication(X0,X1)),
    inference(paramodulation,[status(thm)],[f27,f29]) ).

fof(f894,plain,
    ! [X0,X1,X2,X3] : multiplication(addition(multiplication(X0,X1),X2),X3) = addition(multiplication(X0,multiplication(X1,X3)),multiplication(X2,X3)),
    inference(paramodulation,[status(thm)],[f25,f29]) ).

fof(f959,plain,
    ! [X0,X1,X2] : multiplication(addition(multiplication(X0,X1),one),X2) = addition(multiplication(X0,multiplication(X1,X2)),X2),
    inference(paramodulation,[status(thm)],[f27,f894]) ).

fof(f960,plain,
    ! [X0,X1,X2] : multiplication(addition(one,multiplication(X0,X1)),X2) = addition(multiplication(X0,multiplication(X1,X2)),X2),
    inference(forward_demodulation,[status(thm)],[f887,f959]) ).

fof(f961,plain,
    ! [X0,X1,X2] : multiplication(addition(one,multiplication(X0,X1)),X2) = addition(X2,multiplication(X0,multiplication(X1,X2))),
    inference(forward_demodulation,[status(thm)],[f21,f960]) ).

fof(f991,plain,
    ! [X0,X1] : multiplication(strong_iteration(X0),X1) = addition(X1,multiplication(X0,multiplication(strong_iteration(X0),X1))),
    inference(paramodulation,[status(thm)],[f56,f961]) ).

fof(f1739,plain,
    ! [X0,X1] : leq(X0,addition(X0,X1)),
    inference(resolution,[status(thm)],[f829,f44]) ).

fof(f1766,plain,
    ! [X0,X1] : addition(X0,multiplication(strong_iteration(X1),X0)) = addition(X0,multiplication(X1,multiplication(strong_iteration(X1),X0))),
    inference(paramodulation,[status(thm)],[f991,f829]) ).

fof(f1767,plain,
    ! [X0,X1] : addition(X0,multiplication(strong_iteration(X1),X0)) = multiplication(strong_iteration(X1),X0),
    inference(forward_demodulation,[status(thm)],[f991,f1766]) ).

fof(f1827,plain,
    ! [X0,X1] : leq(X0,multiplication(strong_iteration(X1),X0)),
    inference(paramodulation,[status(thm)],[f991,f1739]) ).

fof(f4572,plain,
    ! [X0,X1,X2,X3] : multiplication(X0,multiplication(X1,addition(X2,X3))) = multiplication(multiplication(X0,X1),addition(X3,X2)),
    inference(paramodulation,[status(thm)],[f25,f837]) ).

fof(f4573,plain,
    ! [X0,X1,X2,X3] : multiplication(X0,multiplication(X1,addition(X2,X3))) = multiplication(X0,multiplication(X1,addition(X3,X2))),
    inference(forward_demodulation,[status(thm)],[f25,f4572]) ).

fof(f4824,plain,
    ! [X0,X1] : addition(one,multiplication(strong_iteration(X0),multiplication(X1,strong_iteration(X1)))) = addition(strong_iteration(X1),multiplication(strong_iteration(X0),multiplication(X1,strong_iteration(X1)))),
    inference(paramodulation,[status(thm)],[f1767,f822]) ).

fof(f4825,plain,
    ! [X0,X1] : addition(one,multiplication(strong_iteration(X0),multiplication(X1,strong_iteration(X1)))) = multiplication(addition(one,multiplication(strong_iteration(X0),X1)),strong_iteration(X1)),
    inference(forward_demodulation,[status(thm)],[f961,f4824]) ).

fof(f4918,plain,
    ! [X0,X1] : multiplication(X0,strong_iteration(X1)) = addition(X0,multiplication(X0,multiplication(X1,strong_iteration(X1)))),
    inference(paramodulation,[status(thm)],[f56,f850]) ).

fof(f7936,plain,
    ! [X0] : multiplication(addition(one,X0),X0) = multiplication(X0,addition(X0,one)),
    inference(paramodulation,[status(thm)],[f861,f893]) ).

fof(f8819,plain,
    ! [X0] : multiplication(strong_iteration(X0),multiplication(X0,strong_iteration(X0))) = multiplication(multiplication(X0,strong_iteration(X0)),addition(multiplication(X0,strong_iteration(X0)),one)),
    inference(paramodulation,[status(thm)],[f56,f7936]) ).

fof(f8820,plain,
    ! [X0] : multiplication(strong_iteration(X0),multiplication(X0,strong_iteration(X0))) = multiplication(X0,multiplication(strong_iteration(X0),addition(multiplication(X0,strong_iteration(X0)),one))),
    inference(forward_demodulation,[status(thm)],[f25,f8819]) ).

fof(f8821,plain,
    ! [X0] : multiplication(strong_iteration(X0),multiplication(X0,strong_iteration(X0))) = multiplication(X0,multiplication(strong_iteration(X0),addition(one,multiplication(X0,strong_iteration(X0))))),
    inference(forward_demodulation,[status(thm)],[f4573,f8820]) ).

fof(f8822,plain,
    ! [X0] : multiplication(strong_iteration(X0),multiplication(X0,strong_iteration(X0))) = multiplication(X0,multiplication(strong_iteration(X0),strong_iteration(X0))),
    inference(forward_demodulation,[status(thm)],[f56,f8821]) ).

fof(f10820,plain,
    ! [X0] : multiplication(strong_iteration(X0),strong_iteration(X0)) = multiplication(addition(one,multiplication(strong_iteration(X0),X0)),strong_iteration(X0)),
    inference(paramodulation,[status(thm)],[f961,f4918]) ).

fof(f10821,plain,
    ! [X0] : multiplication(strong_iteration(X0),strong_iteration(X0)) = addition(one,multiplication(strong_iteration(X0),multiplication(X0,strong_iteration(X0)))),
    inference(forward_demodulation,[status(thm)],[f4825,f10820]) ).

fof(f10822,plain,
    ! [X0] : multiplication(strong_iteration(X0),strong_iteration(X0)) = addition(one,multiplication(X0,multiplication(strong_iteration(X0),strong_iteration(X0)))),
    inference(forward_demodulation,[status(thm)],[f8822,f10821]) ).

fof(f22427,plain,
    ! [X0] :
      ( ~ leq(multiplication(strong_iteration(X0),strong_iteration(X0)),multiplication(strong_iteration(X0),strong_iteration(X0)))
      | leq(multiplication(strong_iteration(X0),strong_iteration(X0)),multiplication(strong_iteration(X0),one)) ),
    inference(paramodulation,[status(thm)],[f10822,f731]) ).

fof(f22428,plain,
    ! [X0] :
      ( ~ leq(multiplication(strong_iteration(X0),strong_iteration(X0)),multiplication(strong_iteration(X0),strong_iteration(X0)))
      | leq(multiplication(strong_iteration(X0),strong_iteration(X0)),strong_iteration(X0)) ),
    inference(forward_demodulation,[status(thm)],[f26,f22427]) ).

fof(f22429,plain,
    ! [X0] : leq(multiplication(strong_iteration(X0),strong_iteration(X0)),strong_iteration(X0)),
    inference(forward_subsumption_resolution,[status(thm)],[f22428,f256]) ).

fof(f22484,plain,
    ( $false
    | spl0_0 ),
    inference(backward_subsumption_resolution,[status(thm)],[f51,f22429]) ).

fof(f22485,plain,
    spl0_0,
    inference(contradiction_clause,[status(thm)],[f22484]) ).

fof(f22486,plain,
    ( $false
    | spl0_1 ),
    inference(forward_subsumption_resolution,[status(thm)],[f54,f1827]) ).

fof(f22487,plain,
    spl0_1,
    inference(contradiction_clause,[status(thm)],[f22486]) ).

fof(f22488,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f55,f22485,f22487]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.10  % Problem  : KLE143+2 : TPTP v8.1.2. Released v4.0.0.
% 0.00/0.11  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.09/0.31  % Computer : n026.cluster.edu
% 0.09/0.31  % Model    : x86_64 x86_64
% 0.09/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.31  % Memory   : 8042.1875MB
% 0.09/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.09/0.31  % CPULimit : 300
% 0.09/0.31  % WCLimit  : 300
% 0.09/0.31  % DateTime : Tue May 30 12:02:28 EDT 2023
% 0.09/0.31  % CPUTime  : 
% 0.09/0.32  % Drodi V3.5.1
% 31.53/4.36  % Refutation found
% 31.53/4.36  % SZS status Theorem for theBenchmark: Theorem is valid
% 31.53/4.36  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 32.67/4.53  % Elapsed time: 4.184692 seconds
% 32.67/4.53  % CPU time: 32.403513 seconds
% 32.67/4.53  % Memory used: 440.731 MB
%------------------------------------------------------------------------------