TSTP Solution File: SWC359+1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : SWC359+1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n020.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  : 600s
% DateTime : Tue Jul 19 21:27:55 EDT 2022

% Result   : Theorem 0.19s 0.44s
% Output   : CNFRefutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   17
%            Number of leaves      :    5
% Syntax   : Number of formulae    :   33 (  13 unt;   0 def)
%            Number of atoms       :  187 (  40 equ)
%            Maximal formula atoms :   15 (   5 avg)
%            Number of connectives :  244 (  90   ~;  50   |;  92   &)
%                                         (   0 <=>;  12  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   22 (   8 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    7 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   5 con; 0-0 aty)
%            Number of variables   :   44 (   0 sgn  20   !;  19   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(co1,conjecture,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssList(W)
             => ! [X0] :
                  ( ssList(X0)
                 => ( V != X0
                    | U != W
                    | ~ neq(V,nil)
                    | ~ segmentP(X0,W)
                    | ~ equalelemsP(W)
                    | ? [Y0] :
                        ( ssList(Y0)
                        & neq(W,Y0)
                        & segmentP(X0,Y0)
                        & segmentP(Y0,W)
                        & equalelemsP(Y0) )
                    | segmentP(V,U) ) ) ) ) ) ).

fof(subgoal_0,plain,
    ! [U] :
      ( ssList(U)
     => ! [V] :
          ( ssList(V)
         => ! [W] :
              ( ssList(W)
             => ! [X0] :
                  ( ( ssList(X0)
                    & ~ ( V != X0 )
                    & ~ ( U != W )
                    & ~ ~ neq(V,nil)
                    & ~ ~ segmentP(X0,W)
                    & ~ ~ equalelemsP(W)
                    & ~ ? [Y0] :
                          ( ssList(Y0)
                          & neq(W,Y0)
                          & segmentP(X0,Y0)
                          & segmentP(Y0,W)
                          & equalelemsP(Y0) ) )
                 => segmentP(V,U) ) ) ) ),
    inference(strip,[],[co1]) ).

fof(negate_0_0,plain,
    ~ ! [U] :
        ( ssList(U)
       => ! [V] :
            ( ssList(V)
           => ! [W] :
                ( ssList(W)
               => ! [X0] :
                    ( ( ssList(X0)
                      & ~ ( V != X0 )
                      & ~ ( U != W )
                      & ~ ~ neq(V,nil)
                      & ~ ~ segmentP(X0,W)
                      & ~ ~ equalelemsP(W)
                      & ~ ? [Y0] :
                            ( ssList(Y0)
                            & neq(W,Y0)
                            & segmentP(X0,Y0)
                            & segmentP(Y0,W)
                            & equalelemsP(Y0) ) )
                   => segmentP(V,U) ) ) ) ),
    inference(negate,[],[subgoal_0]) ).

fof(normalize_0_0,plain,
    ? [U] :
      ( ssList(U)
      & ? [V] :
          ( ssList(V)
          & ? [W] :
              ( ssList(W)
              & ? [X0] :
                  ( ~ segmentP(V,U)
                  & U = W
                  & V = X0
                  & equalelemsP(W)
                  & neq(V,nil)
                  & segmentP(X0,W)
                  & ssList(X0)
                  & ! [Y0] :
                      ( ~ equalelemsP(Y0)
                      | ~ neq(W,Y0)
                      | ~ segmentP(X0,Y0)
                      | ~ segmentP(Y0,W)
                      | ~ ssList(Y0) ) ) ) ) ),
    inference(canonicalize,[],[negate_0_0]) ).

fof(normalize_0_1,plain,
    ( ssList(skolemFOFtoCNF_U_1)
    & ? [V] :
        ( ssList(V)
        & ? [W] :
            ( ssList(W)
            & ? [X0] :
                ( ~ segmentP(V,skolemFOFtoCNF_U_1)
                & V = X0
                & skolemFOFtoCNF_U_1 = W
                & equalelemsP(W)
                & neq(V,nil)
                & segmentP(X0,W)
                & ssList(X0)
                & ! [Y0] :
                    ( ~ equalelemsP(Y0)
                    | ~ neq(W,Y0)
                    | ~ segmentP(X0,Y0)
                    | ~ segmentP(Y0,W)
                    | ~ ssList(Y0) ) ) ) ) ),
    inference(skolemize,[],[normalize_0_0]) ).

fof(normalize_0_2,plain,
    ? [V] :
      ( ssList(V)
      & ? [W] :
          ( ssList(W)
          & ? [X0] :
              ( ~ segmentP(V,skolemFOFtoCNF_U_1)
              & V = X0
              & skolemFOFtoCNF_U_1 = W
              & equalelemsP(W)
              & neq(V,nil)
              & segmentP(X0,W)
              & ssList(X0)
              & ! [Y0] :
                  ( ~ equalelemsP(Y0)
                  | ~ neq(W,Y0)
                  | ~ segmentP(X0,Y0)
                  | ~ segmentP(Y0,W)
                  | ~ ssList(Y0) ) ) ) ),
    inference(conjunct,[],[normalize_0_1]) ).

fof(normalize_0_3,plain,
    ( ssList(skolemFOFtoCNF_V_12)
    & ? [W] :
        ( ssList(W)
        & ? [X0] :
            ( ~ segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_U_1)
            & skolemFOFtoCNF_U_1 = W
            & skolemFOFtoCNF_V_12 = X0
            & equalelemsP(W)
            & neq(skolemFOFtoCNF_V_12,nil)
            & segmentP(X0,W)
            & ssList(X0)
            & ! [Y0] :
                ( ~ equalelemsP(Y0)
                | ~ neq(W,Y0)
                | ~ segmentP(X0,Y0)
                | ~ segmentP(Y0,W)
                | ~ ssList(Y0) ) ) ) ),
    inference(skolemize,[],[normalize_0_2]) ).

fof(normalize_0_4,plain,
    ? [W] :
      ( ssList(W)
      & ? [X0] :
          ( ~ segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_U_1)
          & skolemFOFtoCNF_U_1 = W
          & skolemFOFtoCNF_V_12 = X0
          & equalelemsP(W)
          & neq(skolemFOFtoCNF_V_12,nil)
          & segmentP(X0,W)
          & ssList(X0)
          & ! [Y0] :
              ( ~ equalelemsP(Y0)
              | ~ neq(W,Y0)
              | ~ segmentP(X0,Y0)
              | ~ segmentP(Y0,W)
              | ~ ssList(Y0) ) ) ),
    inference(conjunct,[],[normalize_0_3]) ).

fof(normalize_0_5,plain,
    ( ssList(skolemFOFtoCNF_W_12)
    & ? [X0] :
        ( ~ segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_U_1)
        & skolemFOFtoCNF_U_1 = skolemFOFtoCNF_W_12
        & skolemFOFtoCNF_V_12 = X0
        & equalelemsP(skolemFOFtoCNF_W_12)
        & neq(skolemFOFtoCNF_V_12,nil)
        & segmentP(X0,skolemFOFtoCNF_W_12)
        & ssList(X0)
        & ! [Y0] :
            ( ~ equalelemsP(Y0)
            | ~ neq(skolemFOFtoCNF_W_12,Y0)
            | ~ segmentP(X0,Y0)
            | ~ segmentP(Y0,skolemFOFtoCNF_W_12)
            | ~ ssList(Y0) ) ) ),
    inference(skolemize,[],[normalize_0_4]) ).

fof(normalize_0_6,plain,
    ? [X0] :
      ( ~ segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_U_1)
      & skolemFOFtoCNF_U_1 = skolemFOFtoCNF_W_12
      & skolemFOFtoCNF_V_12 = X0
      & equalelemsP(skolemFOFtoCNF_W_12)
      & neq(skolemFOFtoCNF_V_12,nil)
      & segmentP(X0,skolemFOFtoCNF_W_12)
      & ssList(X0)
      & ! [Y0] :
          ( ~ equalelemsP(Y0)
          | ~ neq(skolemFOFtoCNF_W_12,Y0)
          | ~ segmentP(X0,Y0)
          | ~ segmentP(Y0,skolemFOFtoCNF_W_12)
          | ~ ssList(Y0) ) ),
    inference(conjunct,[],[normalize_0_5]) ).

fof(normalize_0_7,plain,
    ( ~ segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_U_1)
    & skolemFOFtoCNF_U_1 = skolemFOFtoCNF_W_12
    & skolemFOFtoCNF_V_12 = skolemFOFtoCNF_X_9
    & equalelemsP(skolemFOFtoCNF_W_12)
    & neq(skolemFOFtoCNF_V_12,nil)
    & segmentP(skolemFOFtoCNF_X_9,skolemFOFtoCNF_W_12)
    & ssList(skolemFOFtoCNF_X_9)
    & ! [Y0] :
        ( ~ equalelemsP(Y0)
        | ~ neq(skolemFOFtoCNF_W_12,Y0)
        | ~ segmentP(Y0,skolemFOFtoCNF_W_12)
        | ~ segmentP(skolemFOFtoCNF_X_9,Y0)
        | ~ ssList(Y0) ) ),
    inference(skolemize,[],[normalize_0_6]) ).

fof(normalize_0_8,plain,
    segmentP(skolemFOFtoCNF_X_9,skolemFOFtoCNF_W_12),
    inference(conjunct,[],[normalize_0_7]) ).

fof(normalize_0_9,plain,
    skolemFOFtoCNF_V_12 = skolemFOFtoCNF_X_9,
    inference(conjunct,[],[normalize_0_7]) ).

fof(normalize_0_10,plain,
    skolemFOFtoCNF_U_1 = skolemFOFtoCNF_W_12,
    inference(conjunct,[],[normalize_0_7]) ).

fof(normalize_0_11,plain,
    ~ segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_U_1),
    inference(conjunct,[],[normalize_0_7]) ).

cnf(refute_0_0,plain,
    segmentP(skolemFOFtoCNF_X_9,skolemFOFtoCNF_W_12),
    inference(canonicalize,[],[normalize_0_8]) ).

cnf(refute_0_1,plain,
    skolemFOFtoCNF_V_12 = skolemFOFtoCNF_X_9,
    inference(canonicalize,[],[normalize_0_9]) ).

cnf(refute_0_2,plain,
    X = X,
    introduced(tautology,[refl,[$fot(X)]]) ).

cnf(refute_0_3,plain,
    ( X != X
    | X != Y
    | Y = X ),
    introduced(tautology,[equality,[$cnf( $equal(X,X) ),[0],$fot(Y)]]) ).

cnf(refute_0_4,plain,
    ( X != Y
    | Y = X ),
    inference(resolve,[$cnf( $equal(X,X) )],[refute_0_2,refute_0_3]) ).

cnf(refute_0_5,plain,
    ( skolemFOFtoCNF_V_12 != skolemFOFtoCNF_X_9
    | skolemFOFtoCNF_X_9 = skolemFOFtoCNF_V_12 ),
    inference(subst,[],[refute_0_4:[bind(X,$fot(skolemFOFtoCNF_V_12)),bind(Y,$fot(skolemFOFtoCNF_X_9))]]) ).

cnf(refute_0_6,plain,
    skolemFOFtoCNF_X_9 = skolemFOFtoCNF_V_12,
    inference(resolve,[$cnf( $equal(skolemFOFtoCNF_V_12,skolemFOFtoCNF_X_9) )],[refute_0_1,refute_0_5]) ).

cnf(refute_0_7,plain,
    ( skolemFOFtoCNF_X_9 != skolemFOFtoCNF_V_12
    | ~ segmentP(skolemFOFtoCNF_X_9,skolemFOFtoCNF_W_12)
    | segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_W_12) ),
    introduced(tautology,[equality,[$cnf( segmentP(skolemFOFtoCNF_X_9,skolemFOFtoCNF_W_12) ),[0],$fot(skolemFOFtoCNF_V_12)]]) ).

cnf(refute_0_8,plain,
    ( ~ segmentP(skolemFOFtoCNF_X_9,skolemFOFtoCNF_W_12)
    | segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_W_12) ),
    inference(resolve,[$cnf( $equal(skolemFOFtoCNF_X_9,skolemFOFtoCNF_V_12) )],[refute_0_6,refute_0_7]) ).

cnf(refute_0_9,plain,
    skolemFOFtoCNF_U_1 = skolemFOFtoCNF_W_12,
    inference(canonicalize,[],[normalize_0_10]) ).

cnf(refute_0_10,plain,
    ( skolemFOFtoCNF_U_1 != skolemFOFtoCNF_W_12
    | skolemFOFtoCNF_W_12 = skolemFOFtoCNF_U_1 ),
    inference(subst,[],[refute_0_4:[bind(X,$fot(skolemFOFtoCNF_U_1)),bind(Y,$fot(skolemFOFtoCNF_W_12))]]) ).

cnf(refute_0_11,plain,
    skolemFOFtoCNF_W_12 = skolemFOFtoCNF_U_1,
    inference(resolve,[$cnf( $equal(skolemFOFtoCNF_U_1,skolemFOFtoCNF_W_12) )],[refute_0_9,refute_0_10]) ).

cnf(refute_0_12,plain,
    ( skolemFOFtoCNF_W_12 != skolemFOFtoCNF_U_1
    | ~ segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_W_12)
    | segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_U_1) ),
    introduced(tautology,[equality,[$cnf( segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_W_12) ),[1],$fot(skolemFOFtoCNF_U_1)]]) ).

cnf(refute_0_13,plain,
    ( ~ segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_W_12)
    | segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_U_1) ),
    inference(resolve,[$cnf( $equal(skolemFOFtoCNF_W_12,skolemFOFtoCNF_U_1) )],[refute_0_11,refute_0_12]) ).

cnf(refute_0_14,plain,
    ( ~ segmentP(skolemFOFtoCNF_X_9,skolemFOFtoCNF_W_12)
    | segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_U_1) ),
    inference(resolve,[$cnf( segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_W_12) )],[refute_0_8,refute_0_13]) ).

cnf(refute_0_15,plain,
    segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_U_1),
    inference(resolve,[$cnf( segmentP(skolemFOFtoCNF_X_9,skolemFOFtoCNF_W_12) )],[refute_0_0,refute_0_14]) ).

cnf(refute_0_16,plain,
    ~ segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_U_1),
    inference(canonicalize,[],[normalize_0_11]) ).

cnf(refute_0_17,plain,
    $false,
    inference(resolve,[$cnf( segmentP(skolemFOFtoCNF_V_12,skolemFOFtoCNF_U_1) )],[refute_0_15,refute_0_16]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SWC359+1 : TPTP v8.1.0. Released v2.4.0.
% 0.07/0.13  % Command  : metis --show proof --show saturation %s
% 0.13/0.34  % Computer : n020.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Sun Jun 12 21:48:50 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.34  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.19/0.44  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.19/0.44  
% 0.19/0.44  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.19/0.45  
%------------------------------------------------------------------------------