TSTP Solution File: SWC086+1 by Drodi---3.6.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : SWC086+1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n005.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 : Tue Apr 30 20:44:28 EDT 2024

% Result   : Theorem 0.12s 0.37s
% Output   : CNFRefutation 0.12s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   62 (   9 unt;   0 def)
%            Number of atoms       :  198 (  29 equ)
%            Maximal formula atoms :   15 (   3 avg)
%            Number of connectives :  217 (  81   ~;  76   |;  39   &)
%                                         (   9 <=>;  12  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   18 (   4 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :   13 (  11 usr;   8 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   5 con; 0-0 aty)
%            Number of variables   :   41 (  31   !;  10   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f15,axiom,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ( neq(U,V)
          <=> U != V ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f17,axiom,
    ssList(nil),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f55,axiom,
    ! [U] :
      ( ssList(U)
     => segmentP(U,U) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f96,conjecture,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssList(W)
             => ! [X] :
                  ( ssList(X)
                 => ( V != X
                    | U != W
                    | ~ neq(V,nil)
                    | ? [Y] :
                        ( ssList(Y)
                        & neq(Y,nil)
                        & segmentP(V,Y)
                        & segmentP(U,Y) )
                    | ( ( nil != X
                        | nil != W )
                      & ( ~ neq(W,nil)
                        | ~ segmentP(X,W) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f97,negated_conjecture,
    ~ ! [U] :
        ( ssList(U)
       => ! [V] :
            ( ssList(V)
           => ! [W] :
                ( ssList(W)
               => ! [X] :
                    ( ssList(X)
                   => ( V != X
                      | U != W
                      | ~ neq(V,nil)
                      | ? [Y] :
                          ( ssList(Y)
                          & neq(Y,nil)
                          & segmentP(V,Y)
                          & segmentP(U,Y) )
                      | ( ( nil != X
                          | nil != W )
                        & ( ~ neq(W,nil)
                          | ~ segmentP(X,W) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f96]) ).

fof(f217,plain,
    ! [U] :
      ( ~ ssList(U)
      | ! [V] :
          ( ~ ssList(V)
          | ( neq(U,V)
          <=> U != V ) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f15]) ).

fof(f218,plain,
    ! [U] :
      ( ~ ssList(U)
      | ! [V] :
          ( ~ ssList(V)
          | ( ( ~ neq(U,V)
              | U != V )
            & ( neq(U,V)
              | U = V ) ) ) ),
    inference(NNF_transformation,[status(esa)],[f217]) ).

fof(f219,plain,
    ! [X0,X1] :
      ( ~ ssList(X0)
      | ~ ssList(X1)
      | ~ neq(X0,X1)
      | X0 != X1 ),
    inference(cnf_transformation,[status(esa)],[f218]) ).

fof(f223,plain,
    ssList(nil),
    inference(cnf_transformation,[status(esa)],[f17]) ).

fof(f318,plain,
    ! [U] :
      ( ~ ssList(U)
      | segmentP(U,U) ),
    inference(pre_NNF_transformation,[status(esa)],[f55]) ).

fof(f319,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | segmentP(X0,X0) ),
    inference(cnf_transformation,[status(esa)],[f318]) ).

fof(f415,plain,
    ? [U] :
      ( ssList(U)
      & ? [V] :
          ( ssList(V)
          & ? [W] :
              ( ssList(W)
              & ? [X] :
                  ( ssList(X)
                  & V = X
                  & U = W
                  & neq(V,nil)
                  & ! [Y] :
                      ( ~ ssList(Y)
                      | ~ neq(Y,nil)
                      | ~ segmentP(V,Y)
                      | ~ segmentP(U,Y) )
                  & ( ( nil = X
                      & nil = W )
                    | ( neq(W,nil)
                      & segmentP(X,W) ) ) ) ) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f97]) ).

fof(f416,plain,
    ! [W,X] :
      ( pd0_0(X,W)
     => ( nil = X
        & nil = W ) ),
    introduced(predicate_definition,[f415]) ).

fof(f417,plain,
    ? [U] :
      ( ssList(U)
      & ? [V] :
          ( ssList(V)
          & ? [W] :
              ( ssList(W)
              & ? [X] :
                  ( ssList(X)
                  & V = X
                  & U = W
                  & neq(V,nil)
                  & ! [Y] :
                      ( ~ ssList(Y)
                      | ~ neq(Y,nil)
                      | ~ segmentP(V,Y)
                      | ~ segmentP(U,Y) )
                  & ( pd0_0(X,W)
                    | ( neq(W,nil)
                      & segmentP(X,W) ) ) ) ) ) ),
    inference(formula_renaming,[status(thm)],[f415,f416]) ).

fof(f418,plain,
    ( ssList(sk0_47)
    & ssList(sk0_48)
    & ssList(sk0_49)
    & ssList(sk0_50)
    & sk0_48 = sk0_50
    & sk0_47 = sk0_49
    & neq(sk0_48,nil)
    & ! [Y] :
        ( ~ ssList(Y)
        | ~ neq(Y,nil)
        | ~ segmentP(sk0_48,Y)
        | ~ segmentP(sk0_47,Y) )
    & ( pd0_0(sk0_50,sk0_49)
      | ( neq(sk0_49,nil)
        & segmentP(sk0_50,sk0_49) ) ) ),
    inference(skolemization,[status(esa)],[f417]) ).

fof(f419,plain,
    ssList(sk0_47),
    inference(cnf_transformation,[status(esa)],[f418]) ).

fof(f423,plain,
    sk0_48 = sk0_50,
    inference(cnf_transformation,[status(esa)],[f418]) ).

fof(f424,plain,
    sk0_47 = sk0_49,
    inference(cnf_transformation,[status(esa)],[f418]) ).

fof(f425,plain,
    neq(sk0_48,nil),
    inference(cnf_transformation,[status(esa)],[f418]) ).

fof(f426,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ neq(X0,nil)
      | ~ segmentP(sk0_48,X0)
      | ~ segmentP(sk0_47,X0) ),
    inference(cnf_transformation,[status(esa)],[f418]) ).

fof(f427,plain,
    ( pd0_0(sk0_50,sk0_49)
    | neq(sk0_49,nil) ),
    inference(cnf_transformation,[status(esa)],[f418]) ).

fof(f428,plain,
    ( pd0_0(sk0_50,sk0_49)
    | segmentP(sk0_50,sk0_49) ),
    inference(cnf_transformation,[status(esa)],[f418]) ).

fof(f429,plain,
    ! [W,X] :
      ( ~ pd0_0(X,W)
      | ( nil = X
        & nil = W ) ),
    inference(pre_NNF_transformation,[status(esa)],[f416]) ).

fof(f430,plain,
    ! [X0,X1] :
      ( ~ pd0_0(X0,X1)
      | nil = X0 ),
    inference(cnf_transformation,[status(esa)],[f429]) ).

fof(f432,plain,
    ( spl0_0
  <=> pd0_0(sk0_50,sk0_49) ),
    introduced(split_symbol_definition) ).

fof(f433,plain,
    ( pd0_0(sk0_50,sk0_49)
    | ~ spl0_0 ),
    inference(component_clause,[status(thm)],[f432]) ).

fof(f435,plain,
    ( spl0_1
  <=> neq(sk0_49,nil) ),
    introduced(split_symbol_definition) ).

fof(f436,plain,
    ( neq(sk0_49,nil)
    | ~ spl0_1 ),
    inference(component_clause,[status(thm)],[f435]) ).

fof(f438,plain,
    ( spl0_0
    | spl0_1 ),
    inference(split_clause,[status(thm)],[f427,f432,f435]) ).

fof(f439,plain,
    ( spl0_2
  <=> segmentP(sk0_50,sk0_49) ),
    introduced(split_symbol_definition) ).

fof(f440,plain,
    ( segmentP(sk0_50,sk0_49)
    | ~ spl0_2 ),
    inference(component_clause,[status(thm)],[f439]) ).

fof(f442,plain,
    ( spl0_0
    | spl0_2 ),
    inference(split_clause,[status(thm)],[f428,f432,f439]) ).

fof(f458,plain,
    ! [X1] :
      ( ~ ssList(X1)
      | ~ ssList(X1)
      | ~ neq(X1,X1) ),
    inference(destructive_equality_resolution,[status(esa)],[f219]) ).

fof(f459,plain,
    ! [X0] :
      ( ~ ssList(X0)
      | ~ neq(X0,X0) ),
    inference(duplicate_literals_removal,[status(esa)],[f458]) ).

fof(f475,plain,
    ( spl0_3
  <=> ssList(nil) ),
    introduced(split_symbol_definition) ).

fof(f477,plain,
    ( ~ ssList(nil)
    | spl0_3 ),
    inference(component_clause,[status(thm)],[f475]) ).

fof(f485,plain,
    ( $false
    | spl0_3 ),
    inference(forward_subsumption_resolution,[status(thm)],[f477,f223]) ).

fof(f486,plain,
    spl0_3,
    inference(contradiction_clause,[status(thm)],[f485]) ).

fof(f487,plain,
    ( pd0_0(sk0_48,sk0_49)
    | ~ spl0_0 ),
    inference(forward_demodulation,[status(thm)],[f423,f433]) ).

fof(f488,plain,
    ( pd0_0(sk0_48,sk0_47)
    | ~ spl0_0 ),
    inference(forward_demodulation,[status(thm)],[f424,f487]) ).

fof(f490,plain,
    ( nil = sk0_48
    | ~ spl0_0 ),
    inference(resolution,[status(thm)],[f488,f430]) ).

fof(f494,plain,
    ( neq(nil,nil)
    | ~ spl0_0 ),
    inference(backward_demodulation,[status(thm)],[f490,f425]) ).

fof(f498,plain,
    ( ~ ssList(nil)
    | ~ spl0_0 ),
    inference(resolution,[status(thm)],[f494,f459]) ).

fof(f499,plain,
    ( ~ spl0_3
    | ~ spl0_0 ),
    inference(split_clause,[status(thm)],[f498,f475,f432]) ).

fof(f502,plain,
    ( segmentP(sk0_48,sk0_49)
    | ~ spl0_2 ),
    inference(backward_demodulation,[status(thm)],[f423,f440]) ).

fof(f503,plain,
    ( segmentP(sk0_48,sk0_47)
    | ~ spl0_2 ),
    inference(backward_demodulation,[status(thm)],[f424,f502]) ).

fof(f505,plain,
    ( neq(sk0_47,nil)
    | ~ spl0_1 ),
    inference(backward_demodulation,[status(thm)],[f424,f436]) ).

fof(f506,plain,
    ( spl0_5
  <=> ssList(sk0_47) ),
    introduced(split_symbol_definition) ).

fof(f508,plain,
    ( ~ ssList(sk0_47)
    | spl0_5 ),
    inference(component_clause,[status(thm)],[f506]) ).

fof(f509,plain,
    ( spl0_6
  <=> neq(sk0_47,nil) ),
    introduced(split_symbol_definition) ).

fof(f511,plain,
    ( ~ neq(sk0_47,nil)
    | spl0_6 ),
    inference(component_clause,[status(thm)],[f509]) ).

fof(f541,plain,
    ( spl0_14
  <=> segmentP(sk0_48,sk0_47) ),
    introduced(split_symbol_definition) ).

fof(f543,plain,
    ( ~ segmentP(sk0_48,sk0_47)
    | spl0_14 ),
    inference(component_clause,[status(thm)],[f541]) ).

fof(f544,plain,
    ( ~ ssList(sk0_47)
    | ~ neq(sk0_47,nil)
    | ~ segmentP(sk0_48,sk0_47)
    | ~ ssList(sk0_47) ),
    inference(resolution,[status(thm)],[f426,f319]) ).

fof(f545,plain,
    ( ~ spl0_5
    | ~ spl0_6
    | ~ spl0_14 ),
    inference(split_clause,[status(thm)],[f544,f506,f509,f541]) ).

fof(f546,plain,
    ( $false
    | ~ spl0_2
    | spl0_14 ),
    inference(forward_subsumption_resolution,[status(thm)],[f543,f503]) ).

fof(f547,plain,
    ( ~ spl0_2
    | spl0_14 ),
    inference(contradiction_clause,[status(thm)],[f546]) ).

fof(f550,plain,
    ( $false
    | ~ spl0_1
    | spl0_6 ),
    inference(forward_subsumption_resolution,[status(thm)],[f511,f505]) ).

fof(f551,plain,
    ( ~ spl0_1
    | spl0_6 ),
    inference(contradiction_clause,[status(thm)],[f550]) ).

fof(f552,plain,
    ( $false
    | spl0_5 ),
    inference(forward_subsumption_resolution,[status(thm)],[f508,f419]) ).

fof(f553,plain,
    spl0_5,
    inference(contradiction_clause,[status(thm)],[f552]) ).

fof(f554,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f438,f442,f486,f499,f545,f547,f551,f553]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.13  % Problem  : SWC086+1 : TPTP v8.1.2. Released v2.4.0.
% 0.12/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.12/0.35  % Computer : n005.cluster.edu
% 0.12/0.35  % Model    : x86_64 x86_64
% 0.12/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.35  % Memory   : 8042.1875MB
% 0.12/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.35  % CPULimit : 300
% 0.12/0.35  % WCLimit  : 300
% 0.12/0.35  % DateTime : Tue Apr 30 00:01:26 EDT 2024
% 0.12/0.35  % CPUTime  : 
% 0.12/0.36  % Drodi V3.6.0
% 0.12/0.37  % Refutation found
% 0.12/0.37  % SZS status Theorem for theBenchmark: Theorem is valid
% 0.12/0.37  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.12/0.39  % Elapsed time: 0.027827 seconds
% 0.12/0.39  % CPU time: 0.039272 seconds
% 0.12/0.39  % Total memory used: 14.626 MB
% 0.12/0.39  % Net memory used: 14.602 MB
%------------------------------------------------------------------------------