TSTP Solution File: NUM394+1 by Drodi---3.5.1

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%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : NUM394+1 : TPTP v8.1.2. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n003.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 12:29:01 EDT 2023

% Result   : Theorem 0.12s 0.36s
% Output   : CNFRefutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   58 (   9 unt;   0 def)
%            Number of atoms       :  170 (   7 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :  182 (  70   ~;  73   |;  19   &)
%                                         (  10 <=>;  10  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :   14 (  12 usr;   7 prp; 0-2 aty)
%            Number of functors    :    3 (   3 usr;   2 con; 0-1 aty)
%            Number of variables   :   51 (;  47   !;   4   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f3,axiom,
    ! [A] :
      ( ordinal(A)
     => ( epsilon_transitive(A)
        & epsilon_connected(A) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f7,axiom,
    ! [A,B] :
      ( ( ordinal(A)
        & ordinal(B) )
     => ( ordinal_subset(A,B)
        | ordinal_subset(B,A) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f8,axiom,
    ! [A] :
      ( epsilon_transitive(A)
    <=> ! [B] :
          ( in(B,A)
         => subset(B,A) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f24,axiom,
    ! [A,B] :
      ( ( ordinal(A)
        & ordinal(B) )
     => ( ordinal_subset(A,B)
      <=> subset(A,B) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f28,axiom,
    ! [A] :
      ( ordinal(A)
     => ! [B] :
          ( ordinal(B)
         => ~ ( ~ in(A,B)
              & A != B
              & ~ in(B,A) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f29,conjecture,
    ! [A] :
      ( ordinal(A)
     => ! [B] :
          ( ordinal(B)
         => ( ordinal_subset(A,B)
            | in(B,A) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f30,negated_conjecture,
    ~ ! [A] :
        ( ordinal(A)
       => ! [B] :
            ( ordinal(B)
           => ( ordinal_subset(A,B)
              | in(B,A) ) ) ),
    inference(negated_conjecture,[status(cth)],[f29]) ).

fof(f42,plain,
    ! [A] :
      ( ~ ordinal(A)
      | ( epsilon_transitive(A)
        & epsilon_connected(A) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f3]) ).

fof(f43,plain,
    ! [X0] :
      ( ~ ordinal(X0)
      | epsilon_transitive(X0) ),
    inference(cnf_transformation,[status(esa)],[f42]) ).

fof(f53,plain,
    ! [A,B] :
      ( ~ ordinal(A)
      | ~ ordinal(B)
      | ordinal_subset(A,B)
      | ordinal_subset(B,A) ),
    inference(pre_NNF_transformation,[status(esa)],[f7]) ).

fof(f54,plain,
    ! [X0,X1] :
      ( ~ ordinal(X0)
      | ~ ordinal(X1)
      | ordinal_subset(X0,X1)
      | ordinal_subset(X1,X0) ),
    inference(cnf_transformation,[status(esa)],[f53]) ).

fof(f55,plain,
    ! [A] :
      ( epsilon_transitive(A)
    <=> ! [B] :
          ( ~ in(B,A)
          | subset(B,A) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f8]) ).

fof(f56,plain,
    ! [A] :
      ( ( ~ epsilon_transitive(A)
        | ! [B] :
            ( ~ in(B,A)
            | subset(B,A) ) )
      & ( epsilon_transitive(A)
        | ? [B] :
            ( in(B,A)
            & ~ subset(B,A) ) ) ),
    inference(NNF_transformation,[status(esa)],[f55]) ).

fof(f57,plain,
    ( ! [A] :
        ( ~ epsilon_transitive(A)
        | ! [B] :
            ( ~ in(B,A)
            | subset(B,A) ) )
    & ! [A] :
        ( epsilon_transitive(A)
        | ? [B] :
            ( in(B,A)
            & ~ subset(B,A) ) ) ),
    inference(miniscoping,[status(esa)],[f56]) ).

fof(f58,plain,
    ( ! [A] :
        ( ~ epsilon_transitive(A)
        | ! [B] :
            ( ~ in(B,A)
            | subset(B,A) ) )
    & ! [A] :
        ( epsilon_transitive(A)
        | ( in(sk0_0(A),A)
          & ~ subset(sk0_0(A),A) ) ) ),
    inference(skolemization,[status(esa)],[f57]) ).

fof(f59,plain,
    ! [X0,X1] :
      ( ~ epsilon_transitive(X0)
      | ~ in(X1,X0)
      | subset(X1,X0) ),
    inference(cnf_transformation,[status(esa)],[f58]) ).

fof(f106,plain,
    ! [A,B] :
      ( ~ ordinal(A)
      | ~ ordinal(B)
      | ( ordinal_subset(A,B)
      <=> subset(A,B) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f24]) ).

fof(f107,plain,
    ! [A,B] :
      ( ~ ordinal(A)
      | ~ ordinal(B)
      | ( ( ~ ordinal_subset(A,B)
          | subset(A,B) )
        & ( ordinal_subset(A,B)
          | ~ subset(A,B) ) ) ),
    inference(NNF_transformation,[status(esa)],[f106]) ).

fof(f109,plain,
    ! [X0,X1] :
      ( ~ ordinal(X0)
      | ~ ordinal(X1)
      | ordinal_subset(X0,X1)
      | ~ subset(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f107]) ).

fof(f117,plain,
    ! [A] :
      ( ~ ordinal(A)
      | ! [B] :
          ( ~ ordinal(B)
          | in(A,B)
          | A = B
          | in(B,A) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f28]) ).

fof(f118,plain,
    ! [X0,X1] :
      ( ~ ordinal(X0)
      | ~ ordinal(X1)
      | in(X0,X1)
      | X0 = X1
      | in(X1,X0) ),
    inference(cnf_transformation,[status(esa)],[f117]) ).

fof(f119,plain,
    ? [A] :
      ( ordinal(A)
      & ? [B] :
          ( ordinal(B)
          & ~ ordinal_subset(A,B)
          & ~ in(B,A) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f30]) ).

fof(f120,plain,
    ( ordinal(sk0_13)
    & ordinal(sk0_14)
    & ~ ordinal_subset(sk0_13,sk0_14)
    & ~ in(sk0_14,sk0_13) ),
    inference(skolemization,[status(esa)],[f119]) ).

fof(f121,plain,
    ordinal(sk0_13),
    inference(cnf_transformation,[status(esa)],[f120]) ).

fof(f122,plain,
    ordinal(sk0_14),
    inference(cnf_transformation,[status(esa)],[f120]) ).

fof(f123,plain,
    ~ ordinal_subset(sk0_13,sk0_14),
    inference(cnf_transformation,[status(esa)],[f120]) ).

fof(f124,plain,
    ~ in(sk0_14,sk0_13),
    inference(cnf_transformation,[status(esa)],[f120]) ).

fof(f153,plain,
    ! [X0] :
      ( ~ ordinal(X0)
      | ordinal_subset(X0,sk0_13)
      | ordinal_subset(sk0_13,X0) ),
    inference(resolution,[status(thm)],[f54,f121]) ).

fof(f171,plain,
    ( spl0_5
  <=> ordinal_subset(sk0_13,sk0_13) ),
    introduced(split_symbol_definition) ).

fof(f172,plain,
    ( ordinal_subset(sk0_13,sk0_13)
    | ~ spl0_5 ),
    inference(component_clause,[status(thm)],[f171]) ).

fof(f174,plain,
    ( ordinal_subset(sk0_13,sk0_13)
    | ordinal_subset(sk0_13,sk0_13) ),
    inference(resolution,[status(thm)],[f153,f121]) ).

fof(f175,plain,
    spl0_5,
    inference(split_clause,[status(thm)],[f174,f171]) ).

fof(f176,plain,
    ! [X0] :
      ( ~ ordinal(X0)
      | in(X0,sk0_14)
      | X0 = sk0_14
      | in(sk0_14,X0) ),
    inference(resolution,[status(thm)],[f118,f122]) ).

fof(f186,plain,
    ( spl0_8
  <=> in(sk0_13,sk0_14) ),
    introduced(split_symbol_definition) ).

fof(f189,plain,
    ( spl0_9
  <=> sk0_13 = sk0_14 ),
    introduced(split_symbol_definition) ).

fof(f190,plain,
    ( sk0_13 = sk0_14
    | ~ spl0_9 ),
    inference(component_clause,[status(thm)],[f189]) ).

fof(f192,plain,
    ( spl0_10
  <=> in(sk0_14,sk0_13) ),
    introduced(split_symbol_definition) ).

fof(f193,plain,
    ( in(sk0_14,sk0_13)
    | ~ spl0_10 ),
    inference(component_clause,[status(thm)],[f192]) ).

fof(f195,plain,
    ( in(sk0_13,sk0_14)
    | sk0_13 = sk0_14
    | in(sk0_14,sk0_13) ),
    inference(resolution,[status(thm)],[f176,f121]) ).

fof(f196,plain,
    ( spl0_8
    | spl0_9
    | spl0_10 ),
    inference(split_clause,[status(thm)],[f195,f186,f189,f192]) ).

fof(f197,plain,
    ( $false
    | ~ spl0_10 ),
    inference(forward_subsumption_resolution,[status(thm)],[f193,f124]) ).

fof(f198,plain,
    ~ spl0_10,
    inference(contradiction_clause,[status(thm)],[f197]) ).

fof(f331,plain,
    ! [X0,X1] :
      ( ~ epsilon_transitive(X0)
      | ~ in(X1,X0)
      | ~ ordinal(X1)
      | ~ ordinal(X0)
      | ordinal_subset(X1,X0) ),
    inference(resolution,[status(thm)],[f59,f109]) ).

fof(f332,plain,
    ! [X0,X1] :
      ( ~ in(X0,X1)
      | ~ ordinal(X0)
      | ~ ordinal(X1)
      | ordinal_subset(X0,X1) ),
    inference(forward_subsumption_resolution,[status(thm)],[f331,f43]) ).

fof(f333,plain,
    ( spl0_28
  <=> ordinal(sk0_13) ),
    introduced(split_symbol_definition) ).

fof(f335,plain,
    ( ~ ordinal(sk0_13)
    | spl0_28 ),
    inference(component_clause,[status(thm)],[f333]) ).

fof(f336,plain,
    ( spl0_29
  <=> ordinal(sk0_14) ),
    introduced(split_symbol_definition) ).

fof(f338,plain,
    ( ~ ordinal(sk0_14)
    | spl0_29 ),
    inference(component_clause,[status(thm)],[f336]) ).

fof(f339,plain,
    ( ~ in(sk0_13,sk0_14)
    | ~ ordinal(sk0_13)
    | ~ ordinal(sk0_14) ),
    inference(resolution,[status(thm)],[f332,f123]) ).

fof(f340,plain,
    ( ~ spl0_8
    | ~ spl0_28
    | ~ spl0_29 ),
    inference(split_clause,[status(thm)],[f339,f186,f333,f336]) ).

fof(f341,plain,
    ( $false
    | spl0_29 ),
    inference(forward_subsumption_resolution,[status(thm)],[f338,f122]) ).

fof(f342,plain,
    spl0_29,
    inference(contradiction_clause,[status(thm)],[f341]) ).

fof(f343,plain,
    ( $false
    | spl0_28 ),
    inference(forward_subsumption_resolution,[status(thm)],[f335,f121]) ).

fof(f344,plain,
    spl0_28,
    inference(contradiction_clause,[status(thm)],[f343]) ).

fof(f371,plain,
    ( ~ ordinal_subset(sk0_13,sk0_13)
    | ~ spl0_9 ),
    inference(backward_demodulation,[status(thm)],[f190,f123]) ).

fof(f372,plain,
    ( $false
    | ~ spl0_5
    | ~ spl0_9 ),
    inference(forward_subsumption_resolution,[status(thm)],[f371,f172]) ).

fof(f373,plain,
    ( ~ spl0_5
    | ~ spl0_9 ),
    inference(contradiction_clause,[status(thm)],[f372]) ).

fof(f374,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f175,f196,f198,f340,f342,f344,f373]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : NUM394+1 : TPTP v8.1.2. Released v3.2.0.
% 0.07/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.12/0.34  % Computer : n003.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  : 300
% 0.12/0.34  % DateTime : Tue May 30 10:02:08 EDT 2023
% 0.12/0.34  % CPUTime  : 
% 0.12/0.35  % Drodi V3.5.1
% 0.12/0.36  % Refutation found
% 0.12/0.36  % SZS status Theorem for theBenchmark: Theorem is valid
% 0.12/0.36  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.19/0.58  % Elapsed time: 0.021574 seconds
% 0.19/0.58  % CPU time: 0.026168 seconds
% 0.19/0.58  % Memory used: 3.021 MB
%------------------------------------------------------------------------------