TSTP Solution File: SWC406+1 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : SWC406+1 : TPTP v8.1.2. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n015.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 12:40:21 EDT 2023

% Result   : Theorem 0.14s 0.38s
% Output   : CNFRefutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :    3
% Syntax   : Number of formulae    :   23 (   8 unt;   0 def)
%            Number of atoms       :  121 (  18 equ)
%            Maximal formula atoms :   22 (   5 avg)
%            Number of connectives :  144 (  46   ~;  42   |;  42   &)
%                                         (   2 <=>;  12  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   23 (   6 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    8 (   6 usr;   3 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   5 con; 0-1 aty)
%            Number of variables   :   29 (;  19   !;  10   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f96,conjecture,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssList(W)
             => ! [X] :
                  ( ssList(X)
                 => ( V != X
                    | U != W
                    | ? [Y] :
                        ( ssItem(Y)
                        & ( ( ~ memberP(W,Y)
                            & ! [Z] :
                                ( ssItem(Z)
                               => ( ~ memberP(X,Z)
                                  | ~ leq(Z,Y)
                                  | Y = Z ) )
                            & memberP(X,Y) )
                          | ( memberP(W,Y)
                            & ( ~ memberP(X,Y)
                              | ? [Z] :
                                  ( ssItem(Z)
                                  & Y != Z
                                  & memberP(X,Z)
                                  & leq(Z,Y) ) ) ) ) )
                    | ! [X1] :
                        ( ssItem(X1)
                       => ( ~ memberP(U,X1)
                          | memberP(V,X1) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f97,negated_conjecture,
    ~ ! [U] :
        ( ssList(U)
       => ! [V] :
            ( ssList(V)
           => ! [W] :
                ( ssList(W)
               => ! [X] :
                    ( ssList(X)
                   => ( V != X
                      | U != W
                      | ? [Y] :
                          ( ssItem(Y)
                          & ( ( ~ memberP(W,Y)
                              & ! [Z] :
                                  ( ssItem(Z)
                                 => ( ~ memberP(X,Z)
                                    | ~ leq(Z,Y)
                                    | Y = Z ) )
                              & memberP(X,Y) )
                            | ( memberP(W,Y)
                              & ( ~ memberP(X,Y)
                                | ? [Z] :
                                    ( ssItem(Z)
                                    & Y != Z
                                    & memberP(X,Z)
                                    & leq(Z,Y) ) ) ) ) )
                      | ! [X1] :
                          ( ssItem(X1)
                         => ( ~ memberP(U,X1)
                            | memberP(V,X1) ) ) ) ) ) ) ),
    inference(negated_conjecture,[status(cth)],[f96]) ).

fof(f415,plain,
    ? [U] :
      ( ssList(U)
      & ? [V] :
          ( ssList(V)
          & ? [W] :
              ( ssList(W)
              & ? [X] :
                  ( ssList(X)
                  & V = X
                  & U = W
                  & ! [Y] :
                      ( ~ ssItem(Y)
                      | ( ( memberP(W,Y)
                          | ? [Z] :
                              ( ssItem(Z)
                              & memberP(X,Z)
                              & leq(Z,Y)
                              & Y != Z )
                          | ~ memberP(X,Y) )
                        & ( ~ memberP(W,Y)
                          | ( memberP(X,Y)
                            & ! [Z] :
                                ( ~ ssItem(Z)
                                | Y = Z
                                | ~ memberP(X,Z)
                                | ~ leq(Z,Y) ) ) ) ) )
                  & ? [X1] :
                      ( ssItem(X1)
                      & memberP(U,X1)
                      & ~ memberP(V,X1) ) ) ) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f97]) ).

fof(f416,plain,
    ( ssList(sk0_47)
    & ssList(sk0_48)
    & ssList(sk0_49)
    & ssList(sk0_50)
    & sk0_48 = sk0_50
    & sk0_47 = sk0_49
    & ! [Y] :
        ( ~ ssItem(Y)
        | ( ( memberP(sk0_49,Y)
            | ( ssItem(sk0_51(Y))
              & memberP(sk0_50,sk0_51(Y))
              & leq(sk0_51(Y),Y)
              & Y != sk0_51(Y) )
            | ~ memberP(sk0_50,Y) )
          & ( ~ memberP(sk0_49,Y)
            | ( memberP(sk0_50,Y)
              & ! [Z] :
                  ( ~ ssItem(Z)
                  | Y = Z
                  | ~ memberP(sk0_50,Z)
                  | ~ leq(Z,Y) ) ) ) ) )
    & ssItem(sk0_52)
    & memberP(sk0_47,sk0_52)
    & ~ memberP(sk0_48,sk0_52) ),
    inference(skolemization,[status(esa)],[f415]) ).

fof(f421,plain,
    sk0_48 = sk0_50,
    inference(cnf_transformation,[status(esa)],[f416]) ).

fof(f422,plain,
    sk0_47 = sk0_49,
    inference(cnf_transformation,[status(esa)],[f416]) ).

fof(f427,plain,
    ! [X0] :
      ( ~ ssItem(X0)
      | ~ memberP(sk0_49,X0)
      | memberP(sk0_50,X0) ),
    inference(cnf_transformation,[status(esa)],[f416]) ).

fof(f429,plain,
    ssItem(sk0_52),
    inference(cnf_transformation,[status(esa)],[f416]) ).

fof(f430,plain,
    memberP(sk0_47,sk0_52),
    inference(cnf_transformation,[status(esa)],[f416]) ).

fof(f431,plain,
    ~ memberP(sk0_48,sk0_52),
    inference(cnf_transformation,[status(esa)],[f416]) ).

fof(f464,plain,
    ! [X0] :
      ( ~ ssItem(X0)
      | ~ memberP(sk0_47,X0)
      | memberP(sk0_50,X0) ),
    inference(forward_demodulation,[status(thm)],[f422,f427]) ).

fof(f465,plain,
    ! [X0] :
      ( ~ ssItem(X0)
      | ~ memberP(sk0_47,X0)
      | memberP(sk0_48,X0) ),
    inference(forward_demodulation,[status(thm)],[f421,f464]) ).

fof(f466,plain,
    ( spl0_0
  <=> ssItem(sk0_52) ),
    introduced(split_symbol_definition) ).

fof(f468,plain,
    ( ~ ssItem(sk0_52)
    | spl0_0 ),
    inference(component_clause,[status(thm)],[f466]) ).

fof(f469,plain,
    ( spl0_1
  <=> memberP(sk0_48,sk0_52) ),
    introduced(split_symbol_definition) ).

fof(f470,plain,
    ( memberP(sk0_48,sk0_52)
    | ~ spl0_1 ),
    inference(component_clause,[status(thm)],[f469]) ).

fof(f472,plain,
    ( ~ ssItem(sk0_52)
    | memberP(sk0_48,sk0_52) ),
    inference(resolution,[status(thm)],[f465,f430]) ).

fof(f473,plain,
    ( ~ spl0_0
    | spl0_1 ),
    inference(split_clause,[status(thm)],[f472,f466,f469]) ).

fof(f474,plain,
    ( $false
    | spl0_0 ),
    inference(forward_subsumption_resolution,[status(thm)],[f468,f429]) ).

fof(f475,plain,
    spl0_0,
    inference(contradiction_clause,[status(thm)],[f474]) ).

fof(f476,plain,
    ( $false
    | ~ spl0_1 ),
    inference(forward_subsumption_resolution,[status(thm)],[f470,f431]) ).

fof(f477,plain,
    ~ spl0_1,
    inference(contradiction_clause,[status(thm)],[f476]) ).

fof(f478,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f473,f475,f477]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : SWC406+1 : TPTP v8.1.2. Released v2.4.0.
% 0.07/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.14/0.35  % Computer : n015.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 300
% 0.14/0.35  % DateTime : Tue May 30 11:40:34 EDT 2023
% 0.14/0.35  % CPUTime  : 
% 0.14/0.36  % Drodi V3.5.1
% 0.14/0.38  % Refutation found
% 0.14/0.38  % SZS status Theorem for theBenchmark: Theorem is valid
% 0.14/0.38  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.14/0.38  % Elapsed time: 0.032778 seconds
% 0.14/0.38  % CPU time: 0.045557 seconds
% 0.14/0.38  % Memory used: 16.104 MB
%------------------------------------------------------------------------------