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Drodi---4.1.1.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : Drodi---4.1.1
% Problem  : SWX042+1 : TPTP v9.3.1. Released v9.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p

% Computer : n014.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Thu Sep 24 03:13:13 PM UTC 2026

% Result   : Theorem 216.17s 27.79s
% Output   : CNFRefutation 142.02s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :   78
% Syntax   : Number of formulae    :  343 (  65 unt;  58 def)
%            Number of atoms       :  926 ( 256 equ)
%            Maximal formula atoms :   18 (   2 avg)
%            Number of connectives :  951 ( 368   ~; 366   |; 133   &)
%                                         (  69 <=>;  15  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   4 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   71 (  68 usr;  56 prp; 0-5 aty)
%            Number of functors    :   29 (  29 usr;   8 con; 0-3 aty)
%            Number of variables   :  403 ( 358   !;  45   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [Xx3] : '0' != s(Xx3),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f3,axiom,
    gr('0'),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f15,axiom,
    ! [Xx1,Xx2,Xx3] :
      ( times_succeeds(Xx1,Xx2,Xx3)
    <=> ( ( Xx3 = '0'
          & Xx1 = '0' )
        | ? [Xx4,Xx5] :
            ( plus_succeeds(Xx2,Xx5,Xx3)
            & times_succeeds(Xx4,Xx2,Xx5)
            & Xx1 = s(Xx4) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f16,axiom,
    ! [Xx1,Xx2,Xx3] :
      ( times_fails(Xx1,Xx2,Xx3)
    <=> ( ( Xx3 != '0'
          | Xx1 != '0' )
        & ! [Xx4,Xx5] :
            ( plus_fails(Xx2,Xx5,Xx3)
            | times_fails(Xx4,Xx2,Xx5)
            | Xx1 != s(Xx4) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f18,axiom,
    ! [Xx1,Xx2,Xx3] :
      ( plus_succeeds(Xx1,Xx2,Xx3)
    <=> ( ( Xx3 = Xx2
          & Xx1 = '0' )
        | ? [Xx4,Xx5] :
            ( plus_succeeds(Xx4,Xx2,Xx5)
            & Xx3 = s(Xx5)
            & Xx1 = s(Xx4) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f21,axiom,
    ! [Xx1,Xx2] :
      ( '@=<_succeeds'(Xx1,Xx2)
    <=> ( Xx1 = '0'
        | ? [Xx3,Xx4] :
            ( '@=<_succeeds'(Xx3,Xx4)
            & Xx2 = s(Xx4)
            & Xx1 = s(Xx3) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f24,axiom,
    ! [Xx1,Xx2] :
      ( '@<_succeeds'(Xx1,Xx2)
    <=> ( ? [Xx5] :
            ( Xx2 = s(Xx5)
            & Xx1 = '0' )
        | ? [Xx3,Xx4] :
            ( '@<_succeeds'(Xx3,Xx4)
            & Xx2 = s(Xx4)
            & Xx1 = s(Xx3) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f26,axiom,
    ! [Xx1,Xx2] :
      ( '@<_terminates'(Xx1,Xx2)
    <=> ( ! [Xx5] :
            ( ( $true
              | Xx1 != '0' )
            & $true )
        & ! [Xx3,Xx4] :
            ( ( ( ( '@<_terminates'(Xx3,Xx4)
                  | Xx2 != s(Xx4) )
                & $true )
              | Xx1 != s(Xx3) )
            & $true ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f27,axiom,
    ! [Xx1] :
      ( nat_succeeds(Xx1)
    <=> ( Xx1 = '0'
        | ? [Xx2] :
            ( nat_succeeds(Xx2)
            & Xx1 = s(Xx2) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f28,axiom,
    ! [Xx1] :
      ( nat_fails(Xx1)
    <=> ( Xx1 != '0'
        & ! [Xx2] :
            ( nat_fails(Xx2)
            | Xx1 != s(Xx2) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f30,axiom,
    ! [Xx,Xy,Xz] :
      ( nat_succeeds(Xx)
     => ( '@+'(Xx,Xy) = Xz
      <=> plus_succeeds(Xx,Xy,Xz) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f36,axiom,
    ! [Xx,Xy,Xz] :
      ( plus_succeeds(Xx,Xy,Xz)
     => nat_succeeds(Xx) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f45,axiom,
    ! [Xy] : '@+'('0',Xy) = Xy,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f46,axiom,
    ! [Xx,Xy] :
      ( nat_succeeds(Xx)
     => '@+'(s(Xx),Xy) = s('@+'(Xx,Xy)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f49,axiom,
    ! [Xx] :
      ( nat_succeeds(Xx)
     => '@+'(Xx,'0') = Xx ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f73,axiom,
    ! [Xx,Xy] :
      ( '@<_succeeds'(Xx,Xy)
     => nat_succeeds(Xx) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f74,axiom,
    ! [Xx,Xy] :
      ( '@<_succeeds'(Xx,Xy)
     => ? [Xz] : Xy = s(Xz) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f79,axiom,
    ! [Xx] :
      ( nat_succeeds(Xx)
     => ~ '@<_succeeds'(Xx,Xx) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f103,axiom,
    ( ! [Xx] :
        ( ( Xx = '0'
          | ? [Xx2] :
              ( ! [Xy,Xz] :
                  ( '@<_succeeds'(Xy,Xz)
                 => '@<_succeeds'('@+'(Xx2,Xy),'@+'(Xx2,Xz)) )
              & nat_succeeds(Xx2)
              & Xx = s(Xx2) ) )
       => ! [Xy,Xz] :
            ( '@<_succeeds'(Xy,Xz)
           => '@<_succeeds'('@+'(Xx,Xy),'@+'(Xx,Xz)) ) )
   => ! [Xx] :
        ( nat_succeeds(Xx)
       => ! [Xy,Xz] :
            ( '@<_succeeds'(Xy,Xz)
           => '@<_succeeds'('@+'(Xx,Xy),'@+'(Xx,Xz)) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f104,conjecture,
    ! [Xx,Xy,Xz] :
      ( ( '@<_succeeds'(Xy,Xz)
        & nat_succeeds(Xx) )
     => '@<_succeeds'('@+'(Xx,Xy),'@+'(Xx,Xz)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f105,negated_conjecture,
    ~ ! [Xx,Xy,Xz] :
        ( ( '@<_succeeds'(Xy,Xz)
          & nat_succeeds(Xx) )
       => '@<_succeeds'('@+'(Xx,Xy),'@+'(Xx,Xz)) ),
    inference(negated_conjecture,[status(cth)],[f104]) ).

fof(f106,plain,
    ! [X0] : s(X0) != '0',
    inference(cnf_transformation,[status(thm)],[f1]) ).

fof(f109,plain,
    gr('0'),
    inference(cnf_transformation,[status(thm)],[f3]) ).

fof(f134,definition,
    ! [Xx1,Xx2,Xx3,Xx4,Xx5] :
      ( sP0_prd(Xx5,Xx4,Xx3,Xx2,Xx1)
    <=> ( plus_succeeds(Xx2,Xx5,Xx3)
        & times_succeeds(Xx4,Xx2,Xx5)
        & Xx1 = s(Xx4) ) ),
    introduced(definition,[new_symbols(definition,[sP0_prd])],[]) ).

fof(f143,definition,
    ! [Xx1,Xx2,Xx3,Xx4,Xx5] :
      ( sP1_prd(Xx5,Xx4,Xx3,Xx2,Xx1)
    <=> ( plus_fails(Xx2,Xx5,Xx3)
        | times_fails(Xx4,Xx2,Xx5)
        | Xx1 != s(Xx4) ) ),
    introduced(definition,[new_symbols(definition,[sP1_prd])],[]) ).

fof(f161,definition,
    ! [Xx1,Xx2,Xx3,Xx4,Xx5] :
      ( sP2_prd(Xx5,Xx4,Xx3,Xx2,Xx1)
    <=> ( plus_succeeds(Xx4,Xx2,Xx5)
        & Xx3 = s(Xx5)
        & Xx1 = s(Xx4) ) ),
    introduced(definition,[new_symbols(definition,[sP2_prd])],[]) ).

fof(f187,plain,
    ! [Xx1,Xx2] :
      ( ( ( Xx1 != '0'
          & ! [Xx3,Xx4] :
              ( ~ '@=<_succeeds'(Xx3,Xx4)
              | Xx2 != s(Xx4)
              | Xx1 != s(Xx3) ) )
        | '@=<_succeeds'(Xx1,Xx2) )
      & ( Xx1 = '0'
        | ? [Xx3,Xx4] :
            ( '@=<_succeeds'(Xx3,Xx4)
            & Xx2 = s(Xx4)
            & Xx1 = s(Xx3) )
        | ~ '@=<_succeeds'(Xx1,Xx2) ) ),
    inference(NNF_transformation,[status(thm)],[f21]) ).

fof(f188,plain,
    ( ! [Xx1,Xx2] :
        ( ( Xx1 != '0'
          & ! [Xx3,Xx4] :
              ( ~ '@=<_succeeds'(Xx3,Xx4)
              | Xx2 != s(Xx4)
              | Xx1 != s(Xx3) ) )
        | '@=<_succeeds'(Xx1,Xx2) )
    & ! [Xx1,Xx2] :
        ( Xx1 = '0'
        | ? [Xx3,Xx4] :
            ( '@=<_succeeds'(Xx3,Xx4)
            & Xx2 = s(Xx4)
            & Xx1 = s(Xx3) )
        | ~ '@=<_succeeds'(Xx1,Xx2) ) ),
    inference(miniscoping,[status(thm)],[f187]) ).

fof(f189,plain,
    ( ! [Xx1,Xx2] :
        ( ( Xx1 != '0'
          & ! [Xx3,Xx4] :
              ( ~ '@=<_succeeds'(Xx3,Xx4)
              | Xx2 != s(Xx4)
              | Xx1 != s(Xx3) ) )
        | '@=<_succeeds'(Xx1,Xx2) )
    & ! [Xx1,Xx2] :
        ( Xx1 = '0'
        | ( '@=<_succeeds'(sK13_skl(Xx2,Xx1),sK14_skl(Xx2,Xx1))
          & Xx2 = s(sK14_skl(Xx2,Xx1))
          & Xx1 = s(sK13_skl(Xx2,Xx1)) )
        | ~ '@=<_succeeds'(Xx1,Xx2) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK13_skl,sK14_skl]),skolemize(Xx3,sK13_skl(Xx2,Xx1)),skolemize(Xx4,sK14_skl(Xx2,Xx1))],[f188]) ).

fof(f194,plain,
    ! [X0,X1] :
      ( X0 != '0'
      | '@=<_succeeds'(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f189]) ).

fof(f211,definition,
    ! [Xx1,Xx2,Xx3,Xx4] :
      ( sP4_prd(Xx4,Xx3,Xx2,Xx1)
    <=> ( '@<_succeeds'(Xx3,Xx4)
        & Xx2 = s(Xx4)
        & Xx1 = s(Xx3) ) ),
    introduced(definition,[new_symbols(definition,[sP4_prd])],[]) ).

fof(f212,plain,
    ! [Xx1,Xx2] :
      ( '@<_succeeds'(Xx1,Xx2)
    <=> ( ? [Xx5] :
            ( Xx2 = s(Xx5)
            & Xx1 = '0' )
        | ? [Xx3,Xx4] : sP4_prd(Xx4,Xx3,Xx2,Xx1) ) ),
    inference(formula_renaming,[status(thm)],[f24,f211]) ).

fof(f213,plain,
    ! [Xx1,Xx2] :
      ( ( ( ! [Xx5] :
              ( Xx2 != s(Xx5)
              | Xx1 != '0' )
          & ! [Xx3,Xx4] : ~ sP4_prd(Xx4,Xx3,Xx2,Xx1) )
        | '@<_succeeds'(Xx1,Xx2) )
      & ( ? [Xx5] :
            ( Xx2 = s(Xx5)
            & Xx1 = '0' )
        | ? [Xx3,Xx4] : sP4_prd(Xx4,Xx3,Xx2,Xx1)
        | ~ '@<_succeeds'(Xx1,Xx2) ) ),
    inference(NNF_transformation,[status(thm)],[f212]) ).

fof(f214,plain,
    ( ! [Xx1,Xx2] :
        ( ( ( ! [Xx5] : Xx2 != s(Xx5)
            | Xx1 != '0' )
          & ! [Xx3,Xx4] : ~ sP4_prd(Xx4,Xx3,Xx2,Xx1) )
        | '@<_succeeds'(Xx1,Xx2) )
    & ! [Xx1,Xx2] :
        ( ( ? [Xx5] : Xx2 = s(Xx5)
          & Xx1 = '0' )
        | ? [Xx3,Xx4] : sP4_prd(Xx4,Xx3,Xx2,Xx1)
        | ~ '@<_succeeds'(Xx1,Xx2) ) ),
    inference(miniscoping,[status(thm)],[f213]) ).

fof(f215,plain,
    ( ! [Xx1,Xx2] :
        ( ( ( ! [Xx5] : Xx2 != s(Xx5)
            | Xx1 != '0' )
          & ! [Xx3,Xx4] : ~ sP4_prd(Xx4,Xx3,Xx2,Xx1) )
        | '@<_succeeds'(Xx1,Xx2) )
    & ! [Xx1,Xx2] :
        ( ( Xx2 = s(sK21_skl(Xx2,Xx1))
          & Xx1 = '0' )
        | sP4_prd(sK20_skl(Xx2,Xx1),sK19_skl(Xx2,Xx1),Xx2,Xx1)
        | ~ '@<_succeeds'(Xx1,Xx2) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK19_skl,sK20_skl,sK21_skl]),skolemize(Xx3,sK19_skl(Xx2,Xx1)),skolemize(Xx4,sK20_skl(Xx2,Xx1)),skolemize(Xx5,sK21_skl(Xx2,Xx1))],[f214]) ).

fof(f218,plain,
    ! [X0,X1,X2,X3] :
      ( ~ sP4_prd(X2,X3,X1,X0)
      | '@<_succeeds'(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f215]) ).

fof(f229,plain,
    ! [Xx1,Xx2] :
      ( ( ? [Xx5] :
            ( ( $false
              & Xx1 = '0' )
            | $false )
        | ? [Xx3,Xx4] :
            ( ( ( ( ~ '@<_terminates'(Xx3,Xx4)
                  & Xx2 = s(Xx4) )
                | $false )
              & Xx1 = s(Xx3) )
            | $false )
        | '@<_terminates'(Xx1,Xx2) )
      & ( ( ! [Xx5] :
              ( ( $true
                | Xx1 != '0' )
              & $true )
          & ! [Xx3,Xx4] :
              ( ( ( ( '@<_terminates'(Xx3,Xx4)
                    | Xx2 != s(Xx4) )
                  & $true )
                | Xx1 != s(Xx3) )
              & $true ) )
        | ~ '@<_terminates'(Xx1,Xx2) ) ),
    inference(NNF_transformation,[status(thm)],[f26]) ).

fof(f230,plain,
    ( ! [Xx1,Xx2] :
        ( ( $false
          & Xx1 = '0' )
        | $false
        | ? [Xx3] :
            ( ( ? [Xx4] :
                  ( ~ '@<_terminates'(Xx3,Xx4)
                  & Xx2 = s(Xx4) )
              | $false )
            & Xx1 = s(Xx3) )
        | $false
        | '@<_terminates'(Xx1,Xx2) )
    & ! [Xx1,Xx2] :
        ( ( ( $true
            | Xx1 != '0' )
          & $true
          & ! [Xx3] :
              ( ( ! [Xx4] :
                    ( '@<_terminates'(Xx3,Xx4)
                    | Xx2 != s(Xx4) )
                & $true )
              | Xx1 != s(Xx3) )
          & $true )
        | ~ '@<_terminates'(Xx1,Xx2) ) ),
    inference(miniscoping,[status(thm)],[f229]) ).

fof(f231,plain,
    ( ! [Xx1,Xx2] :
        ( ( $false
          & Xx1 = '0' )
        | $false
        | ( ( ( ~ '@<_terminates'(sK25_skl(Xx2,Xx1),sK26_skl(Xx2,Xx1))
              & Xx2 = s(sK26_skl(Xx2,Xx1)) )
            | $false )
          & Xx1 = s(sK25_skl(Xx2,Xx1)) )
        | $false
        | '@<_terminates'(Xx1,Xx2) )
    & ! [Xx1,Xx2] :
        ( ( ( $true
            | Xx1 != '0' )
          & $true
          & ! [Xx3] :
              ( ( ! [Xx4] :
                    ( '@<_terminates'(Xx3,Xx4)
                    | Xx2 != s(Xx4) )
                & $true )
              | Xx1 != s(Xx3) )
          & $true )
        | ~ '@<_terminates'(Xx1,Xx2) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK25_skl,sK26_skl]),skolemize(Xx3,sK25_skl(Xx2,Xx1)),skolemize(Xx4,sK26_skl(Xx2,Xx1))],[f230]) ).

fof(f232,plain,
    ( ! [Xx1,Xx2] :
        ( ? [Xx3] :
            ( ? [Xx4] :
                ( ~ '@<_terminates'(sK25_skl(Xx2,Xx1),sK26_skl(Xx2,Xx1))
                & Xx2 = s(sK26_skl(Xx2,Xx1)) )
            & Xx1 = s(sK25_skl(Xx2,Xx1)) )
        | '@<_terminates'(Xx1,Xx2) )
    & ! [Xx1,Xx2] :
        ( ! [Xx3] :
            ( ! [Xx4] :
                ( '@<_terminates'(Xx3,Xx4)
                | Xx2 != s(Xx4) )
            | Xx1 != s(Xx3) )
        | ~ '@<_terminates'(Xx1,Xx2) ) ),
    inference(true_and_false_simplification,[status(thm)],[f231]) ).

fof(f234,plain,
    ! [X0,X1] :
      ( s(sK25_skl(X1,X0)) = X0
      | '@<_terminates'(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f232]) ).

fof(f237,plain,
    ! [Xx1] :
      ( ( ( Xx1 != '0'
          & ! [Xx2] :
              ( ~ nat_succeeds(Xx2)
              | Xx1 != s(Xx2) ) )
        | nat_succeeds(Xx1) )
      & ( Xx1 = '0'
        | ? [Xx2] :
            ( nat_succeeds(Xx2)
            & Xx1 = s(Xx2) )
        | ~ nat_succeeds(Xx1) ) ),
    inference(NNF_transformation,[status(thm)],[f27]) ).

fof(f238,plain,
    ( ! [Xx1] :
        ( ( Xx1 != '0'
          & ! [Xx2] :
              ( ~ nat_succeeds(Xx2)
              | Xx1 != s(Xx2) ) )
        | nat_succeeds(Xx1) )
    & ! [Xx1] :
        ( Xx1 = '0'
        | ? [Xx2] :
            ( nat_succeeds(Xx2)
            & Xx1 = s(Xx2) )
        | ~ nat_succeeds(Xx1) ) ),
    inference(miniscoping,[status(thm)],[f237]) ).

fof(f239,plain,
    ( ! [Xx1] :
        ( ( Xx1 != '0'
          & ! [Xx2] :
              ( ~ nat_succeeds(Xx2)
              | Xx1 != s(Xx2) ) )
        | nat_succeeds(Xx1) )
    & ! [Xx1] :
        ( Xx1 = '0'
        | ( nat_succeeds(sK27_skl(Xx1))
          & Xx1 = s(sK27_skl(Xx1)) )
        | ~ nat_succeeds(Xx1) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK27_skl]),skolemize(Xx2,sK27_skl(Xx1))],[f238]) ).

fof(f243,plain,
    ! [X0] :
      ( X0 != '0'
      | nat_succeeds(X0) ),
    inference(cnf_transformation,[status(thm)],[f239]) ).

fof(f244,plain,
    ! [Xx1] :
      ( ( Xx1 = '0'
        | ? [Xx2] :
            ( ~ nat_fails(Xx2)
            & Xx1 = s(Xx2) )
        | nat_fails(Xx1) )
      & ( ( Xx1 != '0'
          & ! [Xx2] :
              ( nat_fails(Xx2)
              | Xx1 != s(Xx2) ) )
        | ~ nat_fails(Xx1) ) ),
    inference(NNF_transformation,[status(thm)],[f28]) ).

fof(f245,plain,
    ( ! [Xx1] :
        ( Xx1 = '0'
        | ? [Xx2] :
            ( ~ nat_fails(Xx2)
            & Xx1 = s(Xx2) )
        | nat_fails(Xx1) )
    & ! [Xx1] :
        ( ( Xx1 != '0'
          & ! [Xx2] :
              ( nat_fails(Xx2)
              | Xx1 != s(Xx2) ) )
        | ~ nat_fails(Xx1) ) ),
    inference(miniscoping,[status(thm)],[f244]) ).

fof(f246,plain,
    ( ! [Xx1] :
        ( Xx1 = '0'
        | ( ~ nat_fails(sK28_skl(Xx1))
          & Xx1 = s(sK28_skl(Xx1)) )
        | nat_fails(Xx1) )
    & ! [Xx1] :
        ( ( Xx1 != '0'
          & ! [Xx2] :
              ( nat_fails(Xx2)
              | Xx1 != s(Xx2) ) )
        | ~ nat_fails(Xx1) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK28_skl]),skolemize(Xx2,sK28_skl(Xx1))],[f245]) ).

fof(f248,plain,
    ! [X0] :
      ( X0 != '0'
      | ~ nat_fails(X0) ),
    inference(cnf_transformation,[status(thm)],[f246]) ).

fof(f258,plain,
    ! [Xx,Xy,Xz] :
      ( ( '@+'(Xx,Xy) = Xz
      <=> plus_succeeds(Xx,Xy,Xz) )
      | ~ nat_succeeds(Xx) ),
    inference(pre_NNF_transformation,[status(thm)],[f30]) ).

fof(f259,plain,
    ! [Xx,Xy,Xz] :
      ( ( ( ~ plus_succeeds(Xx,Xy,Xz)
          | '@+'(Xx,Xy) = Xz )
        & ( plus_succeeds(Xx,Xy,Xz)
          | '@+'(Xx,Xy) != Xz ) )
      | ~ nat_succeeds(Xx) ),
    inference(NNF_transformation,[status(thm)],[f258]) ).

fof(f260,plain,
    ! [Xx] :
      ( ( ! [Xy,Xz] :
            ( ~ plus_succeeds(Xx,Xy,Xz)
            | '@+'(Xx,Xy) = Xz )
        & ! [Xy,Xz] :
            ( plus_succeeds(Xx,Xy,Xz)
            | '@+'(Xx,Xy) != Xz ) )
      | ~ nat_succeeds(Xx) ),
    inference(miniscoping,[status(thm)],[f259]) ).

fof(f261,plain,
    ! [X0,X1,X2] :
      ( plus_succeeds(X0,X1,X2)
      | '@+'(X0,X1) != X2
      | ~ nat_succeeds(X0) ),
    inference(cnf_transformation,[status(thm)],[f260]) ).

fof(f278,plain,
    ! [Xx,Xy,Xz] :
      ( nat_succeeds(Xx)
      | ~ plus_succeeds(Xx,Xy,Xz) ),
    inference(pre_NNF_transformation,[status(thm)],[f36]) ).

fof(f279,plain,
    ! [Xx] :
      ( nat_succeeds(Xx)
      | ! [Xy,Xz] : ~ plus_succeeds(Xx,Xy,Xz) ),
    inference(miniscoping,[status(thm)],[f278]) ).

fof(f280,plain,
    ! [X0,X1,X2] :
      ( nat_succeeds(X0)
      | ~ plus_succeeds(X0,X1,X2) ),
    inference(cnf_transformation,[status(thm)],[f279]) ).

fof(f305,plain,
    ! [X0] : X0 = '@+'('0',X0),
    inference(cnf_transformation,[status(thm)],[f45]) ).

fof(f306,plain,
    ! [Xx,Xy] :
      ( '@+'(s(Xx),Xy) = s('@+'(Xx,Xy))
      | ~ nat_succeeds(Xx) ),
    inference(pre_NNF_transformation,[status(thm)],[f46]) ).

fof(f307,plain,
    ! [Xx] :
      ( ! [Xy] : '@+'(s(Xx),Xy) = s('@+'(Xx,Xy))
      | ~ nat_succeeds(Xx) ),
    inference(miniscoping,[status(thm)],[f306]) ).

fof(f308,plain,
    ! [X0,X1] :
      ( ~ nat_succeeds(X0)
      | s('@+'(X0,X1)) = '@+'(s(X0),X1) ),
    inference(cnf_transformation,[status(thm)],[f307]) ).

fof(f313,plain,
    ! [Xx] :
      ( '@+'(Xx,'0') = Xx
      | ~ nat_succeeds(Xx) ),
    inference(pre_NNF_transformation,[status(thm)],[f49]) ).

fof(f314,plain,
    ! [X0] :
      ( '@+'(X0,'0') = X0
      | ~ nat_succeeds(X0) ),
    inference(cnf_transformation,[status(thm)],[f313]) ).

fof(f371,plain,
    ! [Xx,Xy] :
      ( nat_succeeds(Xx)
      | ~ '@<_succeeds'(Xx,Xy) ),
    inference(pre_NNF_transformation,[status(thm)],[f73]) ).

fof(f372,plain,
    ! [Xx] :
      ( nat_succeeds(Xx)
      | ! [Xy] : ~ '@<_succeeds'(Xx,Xy) ),
    inference(miniscoping,[status(thm)],[f371]) ).

fof(f373,plain,
    ! [X0,X1] :
      ( ~ '@<_succeeds'(X0,X1)
      | nat_succeeds(X0) ),
    inference(cnf_transformation,[status(thm)],[f372]) ).

fof(f374,plain,
    ! [Xx,Xy] :
      ( ? [Xz] : Xy = s(Xz)
      | ~ '@<_succeeds'(Xx,Xy) ),
    inference(pre_NNF_transformation,[status(thm)],[f74]) ).

fof(f375,plain,
    ! [Xy] :
      ( ? [Xz] : Xy = s(Xz)
      | ! [Xx] : ~ '@<_succeeds'(Xx,Xy) ),
    inference(miniscoping,[status(thm)],[f374]) ).

fof(f376,plain,
    ! [Xy] :
      ( Xy = s(sK32_skl(Xy))
      | ! [Xx] : ~ '@<_succeeds'(Xx,Xy) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK32_skl]),skolemize(Xz,sK32_skl(Xy))],[f375]) ).

fof(f377,plain,
    ! [X0,X1] :
      ( X1 = s(sK32_skl(X1))
      | ~ '@<_succeeds'(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f376]) ).

fof(f388,plain,
    ! [Xx] :
      ( ~ '@<_succeeds'(Xx,Xx)
      | ~ nat_succeeds(Xx) ),
    inference(pre_NNF_transformation,[status(thm)],[f79]) ).

fof(f389,plain,
    ! [X0] :
      ( ~ nat_succeeds(X0)
      | ~ '@<_succeeds'(X0,X0) ),
    inference(cnf_transformation,[status(thm)],[f388]) ).

fof(f446,plain,
    ( ! [Xx] :
        ( ! [Xy,Xz] :
            ( '@<_succeeds'('@+'(Xx,Xy),'@+'(Xx,Xz))
            | ~ '@<_succeeds'(Xy,Xz) )
        | ~ nat_succeeds(Xx) )
    | ? [Xx] :
        ( ? [Xy,Xz] :
            ( ~ '@<_succeeds'('@+'(Xx,Xy),'@+'(Xx,Xz))
            & '@<_succeeds'(Xy,Xz) )
        & ( Xx = '0'
          | ? [Xx2] :
              ( ! [Xy,Xz] :
                  ( '@<_succeeds'('@+'(Xx2,Xy),'@+'(Xx2,Xz))
                  | ~ '@<_succeeds'(Xy,Xz) )
              & nat_succeeds(Xx2)
              & Xx = s(Xx2) ) ) ) ),
    inference(pre_NNF_transformation,[status(thm)],[f103]) ).

fof(f447,plain,
    ( ! [Xx] :
        ( ! [Xy,Xz] :
            ( '@<_succeeds'('@+'(Xx,Xy),'@+'(Xx,Xz))
            | ~ '@<_succeeds'(Xy,Xz) )
        | ~ nat_succeeds(Xx) )
    | ( ~ '@<_succeeds'('@+'(sK37_skl,sK39_skl),'@+'(sK37_skl,sK40_skl))
      & '@<_succeeds'(sK39_skl,sK40_skl)
      & ( sK37_skl = '0'
        | ( ! [Xy,Xz] :
              ( '@<_succeeds'('@+'(sK38_skl,Xy),'@+'(sK38_skl,Xz))
              | ~ '@<_succeeds'(Xy,Xz) )
          & nat_succeeds(sK38_skl)
          & sK37_skl = s(sK38_skl) ) ) ) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK37_skl,sK38_skl,sK39_skl,sK40_skl]),skolemize(Xx,sK37_skl),skolemize(Xx2,sK38_skl),skolemize(Xy,sK39_skl),skolemize(Xz,sK40_skl)],[f446]) ).

fof(f448,plain,
    ! [X0,X1,X2] :
      ( '@<_succeeds'('@+'(X0,X1),'@+'(X0,X2))
      | ~ '@<_succeeds'(X1,X2)
      | ~ nat_succeeds(X0)
      | sK37_skl = '0'
      | sK37_skl = s(sK38_skl) ),
    inference(cnf_transformation,[status(thm)],[f447]) ).

fof(f449,plain,
    ! [X0,X1,X2] :
      ( '@<_succeeds'('@+'(X0,X1),'@+'(X0,X2))
      | ~ '@<_succeeds'(X1,X2)
      | ~ nat_succeeds(X0)
      | sK37_skl = '0'
      | nat_succeeds(sK38_skl) ),
    inference(cnf_transformation,[status(thm)],[f447]) ).

fof(f450,plain,
    ! [X0,X1,X2,X3,X4] :
      ( '@<_succeeds'('@+'(X2,X3),'@+'(X2,X4))
      | ~ '@<_succeeds'(X3,X4)
      | ~ nat_succeeds(X2)
      | sK37_skl = '0'
      | '@<_succeeds'('@+'(sK38_skl,X0),'@+'(sK38_skl,X1))
      | ~ '@<_succeeds'(X0,X1) ),
    inference(cnf_transformation,[status(thm)],[f447]) ).

fof(f451,plain,
    ! [X0,X1,X2] :
      ( '@<_succeeds'('@+'(X0,X1),'@+'(X0,X2))
      | ~ '@<_succeeds'(X1,X2)
      | ~ nat_succeeds(X0)
      | '@<_succeeds'(sK39_skl,sK40_skl) ),
    inference(cnf_transformation,[status(thm)],[f447]) ).

fof(f452,plain,
    ! [X0,X1,X2] :
      ( '@<_succeeds'('@+'(X0,X1),'@+'(X0,X2))
      | ~ '@<_succeeds'(X1,X2)
      | ~ nat_succeeds(X0)
      | ~ '@<_succeeds'('@+'(sK37_skl,sK39_skl),'@+'(sK37_skl,sK40_skl)) ),
    inference(cnf_transformation,[status(thm)],[f447]) ).

fof(f453,plain,
    ? [Xx,Xy,Xz] :
      ( ~ '@<_succeeds'('@+'(Xx,Xy),'@+'(Xx,Xz))
      & '@<_succeeds'(Xy,Xz)
      & nat_succeeds(Xx) ),
    inference(pre_NNF_transformation,[status(thm)],[f105]) ).

fof(f454,plain,
    ( ~ '@<_succeeds'('@+'(sK41_skl,sK42_skl),'@+'(sK41_skl,sK43_skl))
    & '@<_succeeds'(sK42_skl,sK43_skl)
    & nat_succeeds(sK41_skl) ),
    inference(skolemize,[status(esa),new_symbols(skolem,[sK41_skl,sK42_skl,sK43_skl]),skolemize(Xx,sK41_skl),skolemize(Xy,sK42_skl),skolemize(Xz,sK43_skl)],[f453]) ).

fof(f455,plain,
    nat_succeeds(sK41_skl),
    inference(cnf_transformation,[status(thm)],[f454]) ).

fof(f456,plain,
    '@<_succeeds'(sK42_skl,sK43_skl),
    inference(cnf_transformation,[status(thm)],[f454]) ).

fof(f457,plain,
    ~ '@<_succeeds'('@+'(sK41_skl,sK42_skl),'@+'(sK41_skl,sK43_skl)),
    inference(cnf_transformation,[status(thm)],[f454]) ).

fof(f458,plain,
    ! [Xx1,Xx2,Xx3,Xx4,Xx5] :
      ( ( ~ plus_succeeds(Xx2,Xx5,Xx3)
        | ~ times_succeeds(Xx4,Xx2,Xx5)
        | Xx1 != s(Xx4)
        | sP0_prd(Xx5,Xx4,Xx3,Xx2,Xx1) )
      & ( ( plus_succeeds(Xx2,Xx5,Xx3)
          & times_succeeds(Xx4,Xx2,Xx5)
          & Xx1 = s(Xx4) )
        | ~ sP0_prd(Xx5,Xx4,Xx3,Xx2,Xx1) ) ),
    inference(NNF_transformation,[status(thm)],[f134]) ).

fof(f459,plain,
    ( ! [Xx1,Xx2,Xx3,Xx4,Xx5] :
        ( ~ plus_succeeds(Xx2,Xx5,Xx3)
        | ~ times_succeeds(Xx4,Xx2,Xx5)
        | Xx1 != s(Xx4)
        | sP0_prd(Xx5,Xx4,Xx3,Xx2,Xx1) )
    & ! [Xx1,Xx2,Xx3,Xx4,Xx5] :
        ( ( plus_succeeds(Xx2,Xx5,Xx3)
          & times_succeeds(Xx4,Xx2,Xx5)
          & Xx1 = s(Xx4) )
        | ~ sP0_prd(Xx5,Xx4,Xx3,Xx2,Xx1) ) ),
    inference(miniscoping,[status(thm)],[f458]) ).

fof(f460,plain,
    ! [X0,X1,X2,X3,X4] :
      ( ~ sP0_prd(X2,X1,X3,X4,X0)
      | X0 = s(X1) ),
    inference(cnf_transformation,[status(thm)],[f459]) ).

fof(f464,plain,
    ! [Xx1,Xx2,Xx3,Xx4,Xx5] :
      ( ( ( ~ plus_fails(Xx2,Xx5,Xx3)
          & ~ times_fails(Xx4,Xx2,Xx5)
          & Xx1 = s(Xx4) )
        | sP1_prd(Xx5,Xx4,Xx3,Xx2,Xx1) )
      & ( plus_fails(Xx2,Xx5,Xx3)
        | times_fails(Xx4,Xx2,Xx5)
        | Xx1 != s(Xx4)
        | ~ sP1_prd(Xx5,Xx4,Xx3,Xx2,Xx1) ) ),
    inference(NNF_transformation,[status(thm)],[f143]) ).

fof(f465,plain,
    ( ! [Xx1,Xx2,Xx3,Xx4,Xx5] :
        ( ( ~ plus_fails(Xx2,Xx5,Xx3)
          & ~ times_fails(Xx4,Xx2,Xx5)
          & Xx1 = s(Xx4) )
        | sP1_prd(Xx5,Xx4,Xx3,Xx2,Xx1) )
    & ! [Xx1,Xx2,Xx3,Xx4,Xx5] :
        ( plus_fails(Xx2,Xx5,Xx3)
        | times_fails(Xx4,Xx2,Xx5)
        | Xx1 != s(Xx4)
        | ~ sP1_prd(Xx5,Xx4,Xx3,Xx2,Xx1) ) ),
    inference(miniscoping,[status(thm)],[f464]) ).

fof(f467,plain,
    ! [X0,X1,X2,X3,X4] :
      ( sP1_prd(X2,X1,X3,X4,X0)
      | X0 = s(X1) ),
    inference(cnf_transformation,[status(thm)],[f465]) ).

fof(f470,plain,
    ! [Xx1,Xx2,Xx3,Xx4,Xx5] :
      ( ( ~ plus_succeeds(Xx4,Xx2,Xx5)
        | Xx3 != s(Xx5)
        | Xx1 != s(Xx4)
        | sP2_prd(Xx5,Xx4,Xx3,Xx2,Xx1) )
      & ( ( plus_succeeds(Xx4,Xx2,Xx5)
          & Xx3 = s(Xx5)
          & Xx1 = s(Xx4) )
        | ~ sP2_prd(Xx5,Xx4,Xx3,Xx2,Xx1) ) ),
    inference(NNF_transformation,[status(thm)],[f161]) ).

fof(f471,plain,
    ( ! [Xx1,Xx2,Xx3,Xx4,Xx5] :
        ( ~ plus_succeeds(Xx4,Xx2,Xx5)
        | Xx3 != s(Xx5)
        | Xx1 != s(Xx4)
        | sP2_prd(Xx5,Xx4,Xx3,Xx2,Xx1) )
    & ! [Xx1,Xx2,Xx3,Xx4,Xx5] :
        ( ( plus_succeeds(Xx4,Xx2,Xx5)
          & Xx3 = s(Xx5)
          & Xx1 = s(Xx4) )
        | ~ sP2_prd(Xx5,Xx4,Xx3,Xx2,Xx1) ) ),
    inference(miniscoping,[status(thm)],[f470]) ).

fof(f472,plain,
    ! [X0,X1,X2,X3,X4] :
      ( ~ sP2_prd(X2,X1,X3,X4,X0)
      | X0 = s(X1) ),
    inference(cnf_transformation,[status(thm)],[f471]) ).

fof(f482,plain,
    ! [Xx1,Xx2,Xx3,Xx4] :
      ( ( ~ '@<_succeeds'(Xx3,Xx4)
        | Xx2 != s(Xx4)
        | Xx1 != s(Xx3)
        | sP4_prd(Xx4,Xx3,Xx2,Xx1) )
      & ( ( '@<_succeeds'(Xx3,Xx4)
          & Xx2 = s(Xx4)
          & Xx1 = s(Xx3) )
        | ~ sP4_prd(Xx4,Xx3,Xx2,Xx1) ) ),
    inference(NNF_transformation,[status(thm)],[f211]) ).

fof(f483,plain,
    ( ! [Xx1,Xx2,Xx3,Xx4] :
        ( ~ '@<_succeeds'(Xx3,Xx4)
        | Xx2 != s(Xx4)
        | Xx1 != s(Xx3)
        | sP4_prd(Xx4,Xx3,Xx2,Xx1) )
    & ! [Xx1,Xx2,Xx3,Xx4] :
        ( ( '@<_succeeds'(Xx3,Xx4)
          & Xx2 = s(Xx4)
          & Xx1 = s(Xx3) )
        | ~ sP4_prd(Xx4,Xx3,Xx2,Xx1) ) ),
    inference(miniscoping,[status(thm)],[f482]) ).

fof(f487,plain,
    ! [X0,X1,X2,X3] :
      ( ~ '@<_succeeds'(X1,X0)
      | X2 != s(X0)
      | X3 != s(X1)
      | sP4_prd(X0,X1,X2,X3) ),
    inference(cnf_transformation,[status(thm)],[f483]) ).

fof(f494,definition,
    ( sQ0_spl
  <=> sK37_skl = s(sK38_skl) ),
    introduced(definition,[new_symbols(definition,[sQ0_spl])],[split_symbol_definition]) ).

fof(f495,plain,
    ( ~ sQ0_spl
    | sK37_skl = s(sK38_skl) ),
    inference(component_clause,[status(thm)],[f494]) ).

fof(f497,definition,
    ( sQ1_spl
  <=> sK37_skl = '0' ),
    introduced(definition,[new_symbols(definition,[sQ1_spl])],[split_symbol_definition]) ).

fof(f498,plain,
    ( ~ sQ1_spl
    | sK37_skl = '0' ),
    inference(component_clause,[status(thm)],[f497]) ).

fof(f500,definition,
    ! [X0,X1,X2] :
      ( sQ2_spl
    <=> ( '@<_succeeds'('@+'(X0,X1),'@+'(X0,X2))
        | ~ '@<_succeeds'(X1,X2)
        | ~ nat_succeeds(X0) ) ),
    introduced(definition,[new_symbols(definition,[sQ2_spl])],[split_symbol_definition]) ).

fof(f501,plain,
    ! [X0,X1,X2] :
      ( ~ sQ2_spl
      | ~ nat_succeeds(X2)
      | '@<_succeeds'('@+'(X2,X0),'@+'(X2,X1))
      | ~ '@<_succeeds'(X0,X1) ),
    inference(component_clause,[status(thm)],[f500]) ).

fof(f503,plain,
    ( sQ2_spl
    | sQ1_spl
    | sQ0_spl ),
    inference(split_clause,[status(thm)],[f448,f494,f497,f500]) ).

fof(f504,definition,
    ( sQ3_spl
  <=> nat_succeeds(sK38_skl) ),
    introduced(definition,[new_symbols(definition,[sQ3_spl])],[split_symbol_definition]) ).

fof(f505,plain,
    ( ~ sQ3_spl
    | nat_succeeds(sK38_skl) ),
    inference(component_clause,[status(thm)],[f504]) ).

fof(f507,plain,
    ( sQ2_spl
    | sQ1_spl
    | sQ3_spl ),
    inference(split_clause,[status(thm)],[f449,f504,f497,f500]) ).

fof(f508,definition,
    ! [X0,X1] :
      ( sQ4_spl
    <=> ( '@<_succeeds'('@+'(sK38_skl,X0),'@+'(sK38_skl,X1))
        | ~ '@<_succeeds'(X0,X1) ) ),
    introduced(definition,[new_symbols(definition,[sQ4_spl])],[split_symbol_definition]) ).

fof(f509,plain,
    ! [X0,X1] :
      ( ~ sQ4_spl
      | ~ '@<_succeeds'(X0,X1)
      | '@<_succeeds'('@+'(sK38_skl,X0),'@+'(sK38_skl,X1)) ),
    inference(component_clause,[status(thm)],[f508]) ).

fof(f511,plain,
    ( sQ2_spl
    | sQ1_spl
    | sQ4_spl ),
    inference(split_clause,[status(thm)],[f450,f508,f497,f500]) ).

fof(f512,definition,
    ( sQ5_spl
  <=> '@<_succeeds'(sK39_skl,sK40_skl) ),
    introduced(definition,[new_symbols(definition,[sQ5_spl])],[split_symbol_definition]) ).

fof(f513,plain,
    ( ~ sQ5_spl
    | '@<_succeeds'(sK39_skl,sK40_skl) ),
    inference(component_clause,[status(thm)],[f512]) ).

fof(f515,plain,
    ( sQ2_spl
    | sQ5_spl ),
    inference(split_clause,[status(thm)],[f451,f512,f500]) ).

fof(f516,definition,
    ( sQ6_spl
  <=> '@<_succeeds'('@+'(sK37_skl,sK39_skl),'@+'(sK37_skl,sK40_skl)) ),
    introduced(definition,[new_symbols(definition,[sQ6_spl])],[split_symbol_definition]) ).

fof(f518,plain,
    ( sQ6_spl
    | ~ '@<_succeeds'('@+'(sK37_skl,sK39_skl),'@+'(sK37_skl,sK40_skl)) ),
    inference(component_clause,[status(thm)],[f516]) ).

fof(f519,plain,
    ( sQ2_spl
    | ~ sQ6_spl ),
    inference(split_clause,[status(thm)],[f452,f516,f500]) ).

fof(f522,plain,
    ! [X0,X1] :
      ( plus_succeeds(X0,X1,'@+'(X0,X1))
      | ~ nat_succeeds(X0) ),
    inference(destructive_equality_resolution,[status(thm)],[f261]) ).

fof(f528,plain,
    nat_succeeds('0'),
    inference(destructive_equality_resolution,[status(thm)],[f243]) ).

fof(f534,plain,
    ! [X0,X1] :
      ( sP4_prd(X1,X0,s(X1),s(X0))
      | ~ '@<_succeeds'(X0,X1) ),
    inference(destructive_equality_resolution,[status(thm)],[f487]) ).

fof(f539,plain,
    ~ nat_fails('0'),
    inference(destructive_equality_resolution,[status(thm)],[f248]) ).

fof(f546,plain,
    ! [X0] : '@=<_succeeds'('0',X0),
    inference(destructive_equality_resolution,[status(thm)],[f194]) ).

fof(f604,plain,
    ! [X0] : ~ '@<_succeeds'(X0,X0),
    inference(forward_subsumption_resolution,[status(thm)],[f389,f373]) ).

fof(f1827,plain,
    ! [X0,X1] :
      ( ~ '@<_succeeds'(X0,X1)
      | '@<_succeeds'(s(X0),s(X1)) ),
    inference(resolution,[status(thm)],[f534,f218]) ).

fof(f1884,plain,
    ! [X0,X1] :
      ( ~ sQ2_spl
      | '@<_succeeds'('@+'(sK41_skl,X0),'@+'(sK41_skl,X1))
      | ~ '@<_succeeds'(X0,X1) ),
    inference(resolution,[status(thm)],[f501,f455]) ).

fof(f2528,plain,
    ! [X0] : plus_succeeds('0',X0,'@+'('0',X0)),
    inference(resolution,[status(thm)],[f528,f522]) ).

fof(f2536,plain,
    ! [X0] : plus_succeeds('0',X0,X0),
    inference(forward_demodulation,[status(thm)],[f305,f2528]) ).

fof(f2614,definition,
    ! [X0] :
      ( sQ114_spl
    <=> s(sK15_skl(X0,'0')) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ114_spl])],[split_symbol_definition]) ).

fof(f2615,plain,
    ! [X0] :
      ( ~ sQ114_spl
      | '0' = s(sK15_skl(X0,'0')) ),
    inference(component_clause,[status(thm)],[f2614]) ).

fof(f2773,definition,
    ! [X0] :
      ( sQ126_spl
    <=> ~ sP1_prd(sK3_skl('0',X0,'0'),sK2_skl('0',X0,'0'),'0',X0,'0') ),
    introduced(definition,[new_symbols(definition,[sQ126_spl])],[split_symbol_definition]) ).

fof(f2774,plain,
    ! [X0] :
      ( ~ sQ126_spl
      | ~ sP1_prd(sK3_skl('0',X0,'0'),sK2_skl('0',X0,'0'),'0',X0,'0') ),
    inference(component_clause,[status(thm)],[f2773]) ).

fof(f4072,plain,
    ( ~ sQ5_spl
    | ~ sQ4_spl
    | '@<_succeeds'('@+'(sK38_skl,sK39_skl),'@+'(sK38_skl,sK40_skl)) ),
    inference(resolution,[status(thm)],[f509,f513]) ).

fof(f4291,plain,
    ! [X0] :
      ( ~ sQ3_spl
      | '@+'(s(sK38_skl),X0) = s('@+'(sK38_skl,X0)) ),
    inference(resolution,[status(thm)],[f505,f308]) ).

fof(f4548,definition,
    ! [X0] :
      ( sQ198_spl
    <=> sP2_prd(sK8_skl(X0,X0,'0'),sK7_skl(X0,X0,'0'),X0,X0,'0') ),
    introduced(definition,[new_symbols(definition,[sQ198_spl])],[split_symbol_definition]) ).

fof(f4549,plain,
    ! [X0] :
      ( ~ sQ198_spl
      | sP2_prd(sK8_skl(X0,X0,'0'),sK7_skl(X0,X0,'0'),X0,X0,'0') ),
    inference(component_clause,[status(thm)],[f4548]) ).

fof(f4773,definition,
    ! [X0] :
      ( sQ204_spl
    <=> X0 = s(sK14_skl(X0,'0')) ),
    introduced(definition,[new_symbols(definition,[sQ204_spl])],[split_symbol_definition]) ).

fof(f4774,plain,
    ! [X0] :
      ( ~ sQ204_spl
      | s(sK14_skl(X0,'0')) = X0 ),
    inference(component_clause,[status(thm)],[f4773]) ).

fof(f4819,definition,
    ! [X0] :
      ( sQ206_spl
    <=> s(sK16_skl(X0,'0')) = X0 ),
    introduced(definition,[new_symbols(definition,[sQ206_spl])],[split_symbol_definition]) ).

fof(f4820,plain,
    ! [X0] :
      ( ~ sQ206_spl
      | X0 = s(sK16_skl(X0,'0')) ),
    inference(component_clause,[status(thm)],[f4819]) ).

fof(f4956,definition,
    ! [X0] :
      ( sQ220_spl
    <=> sP0_prd(sK1_skl('0',X0,'0'),sK0_skl('0',X0,'0'),'0',X0,'0') ),
    introduced(definition,[new_symbols(definition,[sQ220_spl])],[split_symbol_definition]) ).

fof(f4957,plain,
    ! [X0] :
      ( ~ sQ220_spl
      | sP0_prd(sK1_skl('0',X0,'0'),sK0_skl('0',X0,'0'),'0',X0,'0') ),
    inference(component_clause,[status(thm)],[f4956]) ).

fof(f5082,plain,
    ! [X0] :
      ( ~ sQ1_spl
      | X0 = '@+'(X0,sK37_skl)
      | ~ nat_succeeds(X0) ),
    inference(forward_demodulation,[status(thm)],[f498,f314]) ).

fof(f6448,plain,
    nat_succeeds('0'),
    inference(resolution,[status(thm)],[f2536,f280]) ).

fof(f7278,plain,
    ( ~ sQ1_spl
    | '0' = '@+'('0',sK37_skl) ),
    inference(resolution,[status(thm)],[f5082,f6448]) ).

fof(f7282,plain,
    ( ~ sQ1_spl
    | '0' = sK37_skl ),
    inference(forward_demodulation,[status(thm)],[f305,f7278]) ).

fof(f8412,plain,
    ( ~ sQ2_spl
    | '@<_succeeds'('@+'(sK41_skl,sK42_skl),'@+'(sK41_skl,sK43_skl)) ),
    inference(resolution,[status(thm)],[f456,f1884]) ).

fof(f8424,plain,
    ( ~ sQ2_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f8412,f457]) ).

fof(f8425,plain,
    ~ sQ2_spl,
    inference(contradiction_clause,[status(thm)],[f8424]) ).

fof(f8507,plain,
    ! [X0] :
      ( ~ sQ3_spl
      | ~ sQ0_spl
      | '@+'(sK37_skl,X0) = s('@+'(sK38_skl,X0)) ),
    inference(forward_demodulation,[status(thm)],[f495,f4291]) ).

fof(f8794,plain,
    ! [X0] :
      ( ~ sQ1_spl
      | X0 = '@+'(sK37_skl,X0) ),
    inference(backward_demodulation,[status(thm)],[f7282,f305]) ).

fof(f9167,plain,
    ( sQ6_spl
    | ~ sQ1_spl
    | ~ '@<_succeeds'('@+'(sK37_skl,sK39_skl),sK40_skl) ),
    inference(backward_demodulation,[status(thm)],[f8794,f518]) ).

fof(f9168,plain,
    ( sQ6_spl
    | ~ sQ1_spl
    | ~ '@<_succeeds'(sK39_skl,sK40_skl) ),
    inference(forward_demodulation,[status(thm)],[f8794,f9167]) ).

fof(f9169,plain,
    ( sQ6_spl
    | ~ sQ1_spl
    | ~ sQ5_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f9168,f513]) ).

fof(f9170,plain,
    ( sQ6_spl
    | ~ sQ1_spl
    | ~ sQ5_spl ),
    inference(contradiction_clause,[status(thm)],[f9169]) ).

fof(f9904,definition,
    ( sQ324_spl
  <=> s(sK37_skl) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ324_spl])],[split_symbol_definition]) ).

fof(f9905,plain,
    ( ~ sQ324_spl
    | '0' = s(sK37_skl) ),
    inference(component_clause,[status(thm)],[f9904]) ).

fof(f10111,definition,
    ( sQ328_spl
  <=> '@<_succeeds'(sK38_skl,sK38_skl) ),
    introduced(definition,[new_symbols(definition,[sQ328_spl])],[split_symbol_definition]) ).

fof(f10112,plain,
    ( ~ sQ328_spl
    | '@<_succeeds'(sK38_skl,sK38_skl) ),
    inference(component_clause,[status(thm)],[f10111]) ).

fof(f10121,plain,
    ( ~ sQ328_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f10112,f604]) ).

fof(f10122,plain,
    ~ sQ328_spl,
    inference(contradiction_clause,[status(thm)],[f10121]) ).

fof(f11737,definition,
    ( sQ403_spl
  <=> '@<_succeeds'(sK39_skl,'0') ),
    introduced(definition,[new_symbols(definition,[sQ403_spl])],[split_symbol_definition]) ).

fof(f11738,plain,
    ( ~ sQ403_spl
    | '@<_succeeds'(sK39_skl,'0') ),
    inference(component_clause,[status(thm)],[f11737]) ).

fof(f11744,definition,
    ( sQ405_spl
  <=> '@<_succeeds'(sK38_skl,'0') ),
    introduced(definition,[new_symbols(definition,[sQ405_spl])],[split_symbol_definition]) ).

fof(f11745,plain,
    ( ~ sQ405_spl
    | '@<_succeeds'(sK38_skl,'0') ),
    inference(component_clause,[status(thm)],[f11744]) ).

fof(f12202,definition,
    ( sQ409_spl
  <=> '@<_terminates'('0',sK37_skl) ),
    introduced(definition,[new_symbols(definition,[sQ409_spl])],[split_symbol_definition]) ).

fof(f12204,plain,
    ( sQ409_spl
    | ~ '@<_terminates'('0',sK37_skl) ),
    inference(component_clause,[status(thm)],[f12202]) ).

fof(f13402,definition,
    ( sQ435_spl
  <=> '0' = s(sK13_skl(s('0'),'0')) ),
    introduced(definition,[new_symbols(definition,[sQ435_spl])],[split_symbol_definition]) ).

fof(f13403,plain,
    ( ~ sQ435_spl
    | '0' = s(sK13_skl(s('0'),'0')) ),
    inference(component_clause,[status(thm)],[f13402]) ).

fof(f13415,plain,
    ( ~ sQ435_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f13403,f106]) ).

fof(f13416,plain,
    ~ sQ435_spl,
    inference(contradiction_clause,[status(thm)],[f13415]) ).

fof(f13425,definition,
    ( sQ438_spl
  <=> '0' = s(sK13_skl(sK43_skl,'0')) ),
    introduced(definition,[new_symbols(definition,[sQ438_spl])],[split_symbol_definition]) ).

fof(f13426,plain,
    ( ~ sQ438_spl
    | '0' = s(sK13_skl(sK43_skl,'0')) ),
    inference(component_clause,[status(thm)],[f13425]) ).

fof(f13429,definition,
    ! [X0] :
      ( sQ439_spl
    <=> '0' = s(sK13_skl(s(X0),'0')) ),
    introduced(definition,[new_symbols(definition,[sQ439_spl])],[split_symbol_definition]) ).

fof(f13430,plain,
    ! [X0] :
      ( ~ sQ439_spl
      | '0' = s(sK13_skl(s(X0),'0')) ),
    inference(component_clause,[status(thm)],[f13429]) ).

fof(f13433,definition,
    ( sQ440_spl
  <=> '0' = s(sK13_skl(sK37_skl,'0')) ),
    introduced(definition,[new_symbols(definition,[sQ440_spl])],[split_symbol_definition]) ).

fof(f13434,plain,
    ( ~ sQ440_spl
    | '0' = s(sK13_skl(sK37_skl,'0')) ),
    inference(component_clause,[status(thm)],[f13433]) ).

fof(f13441,definition,
    ( sQ442_spl
  <=> '0' = s(sK13_skl(sK38_skl,'0')) ),
    introduced(definition,[new_symbols(definition,[sQ442_spl])],[split_symbol_definition]) ).

fof(f13442,plain,
    ( ~ sQ442_spl
    | '0' = s(sK13_skl(sK38_skl,'0')) ),
    inference(component_clause,[status(thm)],[f13441]) ).

fof(f13449,plain,
    ( ~ sQ439_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f13430,f106]) ).

fof(f13450,plain,
    ~ sQ439_spl,
    inference(contradiction_clause,[status(thm)],[f13449]) ).

fof(f13451,plain,
    ( ~ sQ438_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f13426,f106]) ).

fof(f13452,plain,
    ~ sQ438_spl,
    inference(contradiction_clause,[status(thm)],[f13451]) ).

fof(f13453,plain,
    ( ~ sQ440_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f13434,f106]) ).

fof(f13454,plain,
    ~ sQ440_spl,
    inference(contradiction_clause,[status(thm)],[f13453]) ).

fof(f13455,plain,
    ( ~ sQ442_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f13442,f106]) ).

fof(f13456,plain,
    ~ sQ442_spl,
    inference(contradiction_clause,[status(thm)],[f13455]) ).

fof(f15012,plain,
    ( ~ sQ405_spl
    | '0' = s(sK32_skl('0')) ),
    inference(resolution,[status(thm)],[f11745,f377]) ).

fof(f15019,definition,
    ( sQ466_spl
  <=> s(sK20_skl('0',sK38_skl)) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ466_spl])],[split_symbol_definition]) ).

fof(f15020,plain,
    ( ~ sQ466_spl
    | s(sK20_skl('0',sK38_skl)) = '0' ),
    inference(component_clause,[status(thm)],[f15019]) ).

fof(f15022,definition,
    ( sQ467_spl
  <=> '0' = s(sK21_skl('0',sK38_skl)) ),
    introduced(definition,[new_symbols(definition,[sQ467_spl])],[split_symbol_definition]) ).

fof(f15023,plain,
    ( ~ sQ467_spl
    | '0' = s(sK21_skl('0',sK38_skl)) ),
    inference(component_clause,[status(thm)],[f15022]) ).

fof(f15026,plain,
    ( ~ sQ405_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f15012,f106]) ).

fof(f15027,plain,
    ~ sQ405_spl,
    inference(contradiction_clause,[status(thm)],[f15026]) ).

fof(f15028,plain,
    ( ~ sQ467_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f15023,f106]) ).

fof(f15029,plain,
    ~ sQ467_spl,
    inference(contradiction_clause,[status(thm)],[f15028]) ).

fof(f15030,plain,
    ( ~ sQ466_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f15020,f106]) ).

fof(f15031,plain,
    ~ sQ466_spl,
    inference(contradiction_clause,[status(thm)],[f15030]) ).

fof(f15137,plain,
    ( ~ sQ403_spl
    | '0' = s(sK32_skl('0')) ),
    inference(resolution,[status(thm)],[f11738,f377]) ).

fof(f15142,definition,
    ( sQ471_spl
  <=> s(sK20_skl('0',sK39_skl)) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ471_spl])],[split_symbol_definition]) ).

fof(f15143,plain,
    ( ~ sQ471_spl
    | s(sK20_skl('0',sK39_skl)) = '0' ),
    inference(component_clause,[status(thm)],[f15142]) ).

fof(f15145,definition,
    ( sQ472_spl
  <=> '0' = s(sK21_skl('0',sK39_skl)) ),
    introduced(definition,[new_symbols(definition,[sQ472_spl])],[split_symbol_definition]) ).

fof(f15146,plain,
    ( ~ sQ472_spl
    | '0' = s(sK21_skl('0',sK39_skl)) ),
    inference(component_clause,[status(thm)],[f15145]) ).

fof(f15149,plain,
    ( ~ sQ403_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f15137,f106]) ).

fof(f15150,plain,
    ~ sQ403_spl,
    inference(contradiction_clause,[status(thm)],[f15149]) ).

fof(f15151,plain,
    ( ~ sQ472_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f15146,f106]) ).

fof(f15152,plain,
    ~ sQ472_spl,
    inference(contradiction_clause,[status(thm)],[f15151]) ).

fof(f15153,plain,
    ( ~ sQ471_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f15143,f106]) ).

fof(f15154,plain,
    ~ sQ471_spl,
    inference(contradiction_clause,[status(thm)],[f15153]) ).

fof(f15430,plain,
    ( sQ409_spl
    | s(sK25_skl(sK37_skl,'0')) = '0' ),
    inference(resolution,[status(thm)],[f12204,f234]) ).

fof(f15434,plain,
    ( sQ409_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f15430,f106]) ).

fof(f15435,plain,
    sQ409_spl,
    inference(contradiction_clause,[status(thm)],[f15434]) ).

fof(f15821,definition,
    ( sQ496_spl
  <=> s(sK29_skl('0')) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ496_spl])],[split_symbol_definition]) ).

fof(f15822,plain,
    ( ~ sQ496_spl
    | s(sK29_skl('0')) = '0' ),
    inference(component_clause,[status(thm)],[f15821]) ).

fof(f15825,plain,
    ( ~ sQ496_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f15822,f106]) ).

fof(f15826,plain,
    ~ sQ496_spl,
    inference(contradiction_clause,[status(thm)],[f15825]) ).

fof(f16044,definition,
    ( sQ512_spl
  <=> nat_fails('0') ),
    introduced(definition,[new_symbols(definition,[sQ512_spl])],[split_symbol_definition]) ).

fof(f16045,plain,
    ( ~ sQ512_spl
    | nat_fails('0') ),
    inference(component_clause,[status(thm)],[f16044]) ).

fof(f16048,plain,
    ( ~ sQ512_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16045,f539]) ).

fof(f16049,plain,
    ~ sQ512_spl,
    inference(contradiction_clause,[status(thm)],[f16048]) ).

fof(f16405,plain,
    ( ~ sQ114_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f2615,f106]) ).

fof(f16406,plain,
    ~ sQ114_spl,
    inference(contradiction_clause,[status(thm)],[f16405]) ).

fof(f16423,definition,
    ( sQ545_spl
  <=> '@=<_succeeds'('0',sK42_skl) ),
    introduced(definition,[new_symbols(definition,[sQ545_spl])],[split_symbol_definition]) ).

fof(f16425,plain,
    ( sQ545_spl
    | ~ '@=<_succeeds'('0',sK42_skl) ),
    inference(component_clause,[status(thm)],[f16423]) ).

fof(f16428,definition,
    ( sQ546_spl
  <=> s(sK14_skl('0',sK42_skl)) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ546_spl])],[split_symbol_definition]) ).

fof(f16429,plain,
    ( ~ sQ546_spl
    | s(sK14_skl('0',sK42_skl)) = '0' ),
    inference(component_clause,[status(thm)],[f16428]) ).

fof(f16449,plain,
    ( ~ sQ546_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16429,f106]) ).

fof(f16450,plain,
    ~ sQ546_spl,
    inference(contradiction_clause,[status(thm)],[f16449]) ).

fof(f16451,plain,
    ( sQ545_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16425,f546]) ).

fof(f16452,plain,
    sQ545_spl,
    inference(contradiction_clause,[status(thm)],[f16451]) ).

fof(f16482,definition,
    ( sQ554_spl
  <=> s(sK14_skl('0',sK37_skl)) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ554_spl])],[split_symbol_definition]) ).

fof(f16483,plain,
    ( ~ sQ554_spl
    | s(sK14_skl('0',sK37_skl)) = '0' ),
    inference(component_clause,[status(thm)],[f16482]) ).

fof(f16487,definition,
    ( sQ555_spl
  <=> '@=<_succeeds'('0',sK37_skl) ),
    introduced(definition,[new_symbols(definition,[sQ555_spl])],[split_symbol_definition]) ).

fof(f16489,plain,
    ( sQ555_spl
    | ~ '@=<_succeeds'('0',sK37_skl) ),
    inference(component_clause,[status(thm)],[f16487]) ).

fof(f16495,plain,
    ( sQ555_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16489,f546]) ).

fof(f16496,plain,
    sQ555_spl,
    inference(contradiction_clause,[status(thm)],[f16495]) ).

fof(f16497,plain,
    ( ~ sQ554_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16483,f106]) ).

fof(f16498,plain,
    ~ sQ554_spl,
    inference(contradiction_clause,[status(thm)],[f16497]) ).

fof(f16518,definition,
    ( sQ557_spl
  <=> s(sK19_skl(sK42_skl,'0')) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ557_spl])],[split_symbol_definition]) ).

fof(f16519,plain,
    ( ~ sQ557_spl
    | s(sK19_skl(sK42_skl,'0')) = '0' ),
    inference(component_clause,[status(thm)],[f16518]) ).

fof(f16530,definition,
    ( sQ560_spl
  <=> s(sK19_skl(sK41_skl,'0')) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ560_spl])],[split_symbol_definition]) ).

fof(f16531,plain,
    ( ~ sQ560_spl
    | s(sK19_skl(sK41_skl,'0')) = '0' ),
    inference(component_clause,[status(thm)],[f16530]) ).

fof(f16538,definition,
    ( sQ562_spl
  <=> s(sK19_skl(sK38_skl,'0')) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ562_spl])],[split_symbol_definition]) ).

fof(f16539,plain,
    ( ~ sQ562_spl
    | s(sK19_skl(sK38_skl,'0')) = '0' ),
    inference(component_clause,[status(thm)],[f16538]) ).

fof(f16551,definition,
    ( sQ565_spl
  <=> s(sK19_skl(sK37_skl,'0')) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ565_spl])],[split_symbol_definition]) ).

fof(f16552,plain,
    ( ~ sQ565_spl
    | s(sK19_skl(sK37_skl,'0')) = '0' ),
    inference(component_clause,[status(thm)],[f16551]) ).

fof(f16559,definition,
    ( sQ567_spl
  <=> s(sK19_skl(sK43_skl,'0')) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ567_spl])],[split_symbol_definition]) ).

fof(f16560,plain,
    ( ~ sQ567_spl
    | s(sK19_skl(sK43_skl,'0')) = '0' ),
    inference(component_clause,[status(thm)],[f16559]) ).

fof(f16579,definition,
    ( sQ572_spl
  <=> s(sK19_skl(sK39_skl,'0')) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ572_spl])],[split_symbol_definition]) ).

fof(f16580,plain,
    ( ~ sQ572_spl
    | s(sK19_skl(sK39_skl,'0')) = '0' ),
    inference(component_clause,[status(thm)],[f16579]) ).

fof(f16583,plain,
    ( ~ sQ557_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16519,f106]) ).

fof(f16584,plain,
    ~ sQ557_spl,
    inference(contradiction_clause,[status(thm)],[f16583]) ).

fof(f16585,plain,
    ( ~ sQ567_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16560,f106]) ).

fof(f16586,plain,
    ~ sQ567_spl,
    inference(contradiction_clause,[status(thm)],[f16585]) ).

fof(f16587,plain,
    ( ~ sQ565_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16552,f106]) ).

fof(f16588,plain,
    ~ sQ565_spl,
    inference(contradiction_clause,[status(thm)],[f16587]) ).

fof(f16589,plain,
    ( ~ sQ562_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16539,f106]) ).

fof(f16590,plain,
    ~ sQ562_spl,
    inference(contradiction_clause,[status(thm)],[f16589]) ).

fof(f16591,plain,
    ( ~ sQ560_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16531,f106]) ).

fof(f16592,plain,
    ~ sQ560_spl,
    inference(contradiction_clause,[status(thm)],[f16591]) ).

fof(f16593,plain,
    ( ~ sQ572_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16580,f106]) ).

fof(f16594,plain,
    ~ sQ572_spl,
    inference(contradiction_clause,[status(thm)],[f16593]) ).

fof(f16688,definition,
    ( sQ579_spl
  <=> s(sK14_skl('0',sK39_skl)) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ579_spl])],[split_symbol_definition]) ).

fof(f16689,plain,
    ( ~ sQ579_spl
    | s(sK14_skl('0',sK39_skl)) = '0' ),
    inference(component_clause,[status(thm)],[f16688]) ).

fof(f16696,definition,
    ( sQ581_spl
  <=> '@=<_succeeds'('0',sK39_skl) ),
    introduced(definition,[new_symbols(definition,[sQ581_spl])],[split_symbol_definition]) ).

fof(f16698,plain,
    ( sQ581_spl
    | ~ '@=<_succeeds'('0',sK39_skl) ),
    inference(component_clause,[status(thm)],[f16696]) ).

fof(f16710,plain,
    ( ~ sQ579_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16689,f106]) ).

fof(f16711,plain,
    ~ sQ579_spl,
    inference(contradiction_clause,[status(thm)],[f16710]) ).

fof(f16712,plain,
    ( sQ581_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16698,f546]) ).

fof(f16713,plain,
    sQ581_spl,
    inference(contradiction_clause,[status(thm)],[f16712]) ).

fof(f16759,plain,
    ! [X0] :
      ( ~ sQ126_spl
      | '0' = s(sK2_skl('0',X0,'0')) ),
    inference(resolution,[status(thm)],[f2774,f467]) ).

fof(f16760,plain,
    ( ~ sQ126_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16759,f106]) ).

fof(f16761,plain,
    ~ sQ126_spl,
    inference(contradiction_clause,[status(thm)],[f16760]) ).

fof(f16888,definition,
    ( sQ592_spl
  <=> '@=<_succeeds'('0',sK38_skl) ),
    introduced(definition,[new_symbols(definition,[sQ592_spl])],[split_symbol_definition]) ).

fof(f16890,plain,
    ( sQ592_spl
    | ~ '@=<_succeeds'('0',sK38_skl) ),
    inference(component_clause,[status(thm)],[f16888]) ).

fof(f16906,definition,
    ( sQ596_spl
  <=> s(sK14_skl('0',sK38_skl)) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ596_spl])],[split_symbol_definition]) ).

fof(f16907,plain,
    ( ~ sQ596_spl
    | s(sK14_skl('0',sK38_skl)) = '0' ),
    inference(component_clause,[status(thm)],[f16906]) ).

fof(f16915,plain,
    ( sQ592_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16890,f546]) ).

fof(f16916,plain,
    sQ592_spl,
    inference(contradiction_clause,[status(thm)],[f16915]) ).

fof(f16917,plain,
    ( ~ sQ596_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f16907,f106]) ).

fof(f16918,plain,
    ~ sQ596_spl,
    inference(contradiction_clause,[status(thm)],[f16917]) ).

fof(f17177,definition,
    ( sQ628_spl
  <=> gr('0') ),
    introduced(definition,[new_symbols(definition,[sQ628_spl])],[split_symbol_definition]) ).

fof(f17179,plain,
    ( sQ628_spl
    | ~ gr('0') ),
    inference(component_clause,[status(thm)],[f17177]) ).

fof(f17193,plain,
    ( sQ628_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f17179,f109]) ).

fof(f17194,plain,
    sQ628_spl,
    inference(contradiction_clause,[status(thm)],[f17193]) ).

fof(f17221,definition,
    ( sQ633_spl
  <=> s(sK19_skl(sK40_skl,'0')) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ633_spl])],[split_symbol_definition]) ).

fof(f17222,plain,
    ( ~ sQ633_spl
    | s(sK19_skl(sK40_skl,'0')) = '0' ),
    inference(component_clause,[status(thm)],[f17221]) ).

fof(f17232,plain,
    ( ~ sQ633_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f17222,f106]) ).

fof(f17233,plain,
    ~ sQ633_spl,
    inference(contradiction_clause,[status(thm)],[f17232]) ).

fof(f17523,definition,
    ( sQ651_spl
  <=> '@<_terminates'('0',sK41_skl) ),
    introduced(definition,[new_symbols(definition,[sQ651_spl])],[split_symbol_definition]) ).

fof(f17525,plain,
    ( sQ651_spl
    | ~ '@<_terminates'('0',sK41_skl) ),
    inference(component_clause,[status(thm)],[f17523]) ).

fof(f17735,plain,
    ( sQ651_spl
    | s(sK25_skl(sK41_skl,'0')) = '0' ),
    inference(resolution,[status(thm)],[f17525,f234]) ).

fof(f17740,plain,
    ( sQ651_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f17735,f106]) ).

fof(f17741,plain,
    sQ651_spl,
    inference(contradiction_clause,[status(thm)],[f17740]) ).

fof(f18513,definition,
    ! [X0] :
      ( sQ698_spl
    <=> s(sK14_skl(X0,sK39_skl)) = X0 ),
    introduced(definition,[new_symbols(definition,[sQ698_spl])],[split_symbol_definition]) ).

fof(f18514,plain,
    ! [X0] :
      ( ~ sQ698_spl
      | s(sK14_skl(X0,sK39_skl)) = X0 ),
    inference(component_clause,[status(thm)],[f18513]) ).

fof(f21186,plain,
    ! [X0] :
      ( ~ sQ198_spl
      | '0' = s(sK7_skl(X0,X0,'0')) ),
    inference(resolution,[status(thm)],[f4549,f472]) ).

fof(f21188,plain,
    ( ~ sQ198_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f21186,f106]) ).

fof(f21189,plain,
    ~ sQ198_spl,
    inference(contradiction_clause,[status(thm)],[f21188]) ).

fof(f21567,definition,
    ( sQ775_spl
  <=> '0' = s(sK13_skl(sK42_skl,'0')) ),
    introduced(definition,[new_symbols(definition,[sQ775_spl])],[split_symbol_definition]) ).

fof(f21568,plain,
    ( ~ sQ775_spl
    | '0' = s(sK13_skl(sK42_skl,'0')) ),
    inference(component_clause,[status(thm)],[f21567]) ).

fof(f21571,definition,
    ( sQ776_spl
  <=> '0' = s(sK13_skl(sK41_skl,'0')) ),
    introduced(definition,[new_symbols(definition,[sQ776_spl])],[split_symbol_definition]) ).

fof(f21572,plain,
    ( ~ sQ776_spl
    | '0' = s(sK13_skl(sK41_skl,'0')) ),
    inference(component_clause,[status(thm)],[f21571]) ).

fof(f21590,definition,
    ( sQ779_spl
  <=> '0' = s(sK13_skl(sK40_skl,'0')) ),
    introduced(definition,[new_symbols(definition,[sQ779_spl])],[split_symbol_definition]) ).

fof(f21591,plain,
    ( ~ sQ779_spl
    | '0' = s(sK13_skl(sK40_skl,'0')) ),
    inference(component_clause,[status(thm)],[f21590]) ).

fof(f21595,plain,
    ( ~ sQ779_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f21591,f106]) ).

fof(f21596,plain,
    ~ sQ779_spl,
    inference(contradiction_clause,[status(thm)],[f21595]) ).

fof(f21597,plain,
    ( ~ sQ775_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f21568,f106]) ).

fof(f21598,plain,
    ~ sQ775_spl,
    inference(contradiction_clause,[status(thm)],[f21597]) ).

fof(f21599,plain,
    ( ~ sQ776_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f21572,f106]) ).

fof(f21600,plain,
    ~ sQ776_spl,
    inference(contradiction_clause,[status(thm)],[f21599]) ).

fof(f23496,definition,
    ( sQ806_spl
  <=> '@<_terminates'('0',sK38_skl) ),
    introduced(definition,[new_symbols(definition,[sQ806_spl])],[split_symbol_definition]) ).

fof(f23498,plain,
    ( sQ806_spl
    | ~ '@<_terminates'('0',sK38_skl) ),
    inference(component_clause,[status(thm)],[f23496]) ).

fof(f23871,plain,
    ( ~ sQ204_spl
    | $false ),
    inference(resolution,[status(thm)],[f4774,f106]) ).

fof(f23906,plain,
    ~ sQ204_spl,
    inference(contradiction_clause,[status(thm)],[f23871]) ).

fof(f24004,plain,
    ! [X0] :
      ( ~ sQ206_spl
      | '0' != X0 ),
    inference(paramodulation,[status(thm)],[f4820,f106]) ).

fof(f24044,plain,
    ( ~ sQ206_spl
    | $false ),
    inference(destructive_equality_resolution,[status(thm)],[f24004]) ).

fof(f24045,plain,
    ~ sQ206_spl,
    inference(contradiction_clause,[status(thm)],[f24044]) ).

fof(f24101,plain,
    ! [X0] :
      ( ~ sQ220_spl
      | '0' = s(sK0_skl('0',X0,'0')) ),
    inference(resolution,[status(thm)],[f4957,f460]) ).

fof(f24104,plain,
    ( ~ sQ220_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f24101,f106]) ).

fof(f24105,plain,
    ~ sQ220_spl,
    inference(contradiction_clause,[status(thm)],[f24104]) ).

fof(f24448,definition,
    ! [X0] :
      ( sQ833_spl
    <=> '0' = s(sK19_skl(s(X0),'0')) ),
    introduced(definition,[new_symbols(definition,[sQ833_spl])],[split_symbol_definition]) ).

fof(f24449,plain,
    ! [X0] :
      ( ~ sQ833_spl
      | '0' = s(sK19_skl(s(X0),'0')) ),
    inference(component_clause,[status(thm)],[f24448]) ).

fof(f24454,plain,
    ( ~ sQ833_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f24449,f106]) ).

fof(f24455,plain,
    ~ sQ833_spl,
    inference(contradiction_clause,[status(thm)],[f24454]) ).

fof(f25568,plain,
    ( sQ806_spl
    | s(sK25_skl(sK38_skl,'0')) = '0' ),
    inference(resolution,[status(thm)],[f23498,f234]) ).

fof(f25574,plain,
    ( sQ806_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f25568,f106]) ).

fof(f25575,plain,
    sQ806_spl,
    inference(contradiction_clause,[status(thm)],[f25574]) ).

fof(f25897,definition,
    ( sQ864_spl
  <=> s(sK13_skl(sK39_skl,'0')) = '0' ),
    introduced(definition,[new_symbols(definition,[sQ864_spl])],[split_symbol_definition]) ).

fof(f25898,plain,
    ( ~ sQ864_spl
    | s(sK13_skl(sK39_skl,'0')) = '0' ),
    inference(component_clause,[status(thm)],[f25897]) ).

fof(f25923,plain,
    ( ~ sQ864_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f25898,f106]) ).

fof(f25924,plain,
    ~ sQ864_spl,
    inference(contradiction_clause,[status(thm)],[f25923]) ).

fof(f27673,definition,
    ( sQ1013_spl
  <=> '@<_terminates'('0',sK39_skl) ),
    introduced(definition,[new_symbols(definition,[sQ1013_spl])],[split_symbol_definition]) ).

fof(f27675,plain,
    ( sQ1013_spl
    | ~ '@<_terminates'('0',sK39_skl) ),
    inference(component_clause,[status(thm)],[f27673]) ).

fof(f27767,plain,
    ( sQ1013_spl
    | s(sK25_skl(sK39_skl,'0')) = '0' ),
    inference(resolution,[status(thm)],[f27675,f234]) ).

fof(f27771,plain,
    ( sQ1013_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f27767,f106]) ).

fof(f27772,plain,
    sQ1013_spl,
    inference(contradiction_clause,[status(thm)],[f27771]) ).

fof(f27803,plain,
    ( ~ sQ698_spl
    | $false ),
    inference(resolution,[status(thm)],[f18514,f106]) ).

fof(f27859,plain,
    ~ sQ698_spl,
    inference(contradiction_clause,[status(thm)],[f27803]) ).

fof(f28141,plain,
    ( ~ sQ324_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f9905,f106]) ).

fof(f28142,plain,
    ~ sQ324_spl,
    inference(contradiction_clause,[status(thm)],[f28141]) ).

fof(f30467,plain,
    ( ~ sQ5_spl
    | ~ sQ4_spl
    | '@<_succeeds'(s('@+'(sK38_skl,sK39_skl)),s('@+'(sK38_skl,sK40_skl))) ),
    inference(resolution,[status(thm)],[f4072,f1827]) ).

fof(f30480,plain,
    ( ~ sQ5_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | ~ sQ0_spl
    | '@<_succeeds'('@+'(sK37_skl,sK39_skl),s('@+'(sK38_skl,sK40_skl))) ),
    inference(forward_demodulation,[status(thm)],[f8507,f30467]) ).

fof(f30481,plain,
    ( ~ sQ5_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | ~ sQ0_spl
    | '@<_succeeds'('@+'(sK37_skl,sK39_skl),'@+'(sK37_skl,sK40_skl)) ),
    inference(forward_demodulation,[status(thm)],[f8507,f30480]) ).

fof(f30482,plain,
    ( ~ sQ5_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | ~ sQ0_spl
    | sQ6_spl
    | $false ),
    inference(forward_subsumption_resolution,[status(thm)],[f30481,f518]) ).

fof(f30483,plain,
    ( ~ sQ5_spl
    | ~ sQ4_spl
    | ~ sQ3_spl
    | ~ sQ0_spl
    | sQ6_spl ),
    inference(contradiction_clause,[status(thm)],[f30482]) ).

fof(f30484,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f503,f507,f511,f515,f519,f8425,f9170,f10122,f13416,f13450,f13452,f13454,f13456,f15027,f15029,f15031,f15150,f15152,f15154,f15435,f15826,f16049,f16406,f16450,f16452,f16496,f16498,f16584,f16586,f16588,f16590,f16592,f16594,f16711,f16713,f16761,f16916,f16918,f17194,f17233,f17741,f21189,f21596,f21598,f21600,f23906,f24045,f24105,f24455,f25575,f25924,f27772,f27859,f28142,f30483]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03  % Problem  : SWX042+1 : TPTP v9.3.1. Released v9.1.0.
% 0.00/0.04  % Command  : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.08/0.35  % Computer : n014.cluster.edu
% 0.08/0.35  % Model    : x86_64 x86_64
% 0.08/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.35  % Memory   : 8046.5625MB
% 0.08/0.35  % OS       : Linux 6.8.0-71-generic
% 0.08/0.35  % CPULimit : 300
% 0.08/0.35  % WCLimit  : 300
% 0.08/0.35  % DateTime : Mon Sep 21 10:23:35 UTC 2026
% 0.08/0.36  % CPUTime  : 
% 0.08/0.37  % Drodi V4.1.1
% 216.17/27.79  % Refutation found
% 216.17/27.79  % SZS status Theorem for theBenchmark: Theorem is valid
% 216.17/27.79  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 142.02/27.89  % Elapsed time: 27.514691 seconds
% 142.02/27.89  % CPU time: 217.331607 seconds
% 142.02/27.89  % Total memory used: 647.925 MB
% 142.02/27.89  % Net memory used: 583.958 MB
%------------------------------------------------------------------------------