TSTP Solution File: LCL684+1.001 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : LCL684+1.001 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %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  : 600s
% DateTime : Sun Jul 17 12:55:10 EDT 2022

% Result   : Theorem 0.13s 0.35s
% Output   : CNFRefutation 0.13s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    2
% Syntax   : Number of formulae    :   22 (  11 unt;   0 def)
%            Number of atoms       :   62 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :   90 (  50   ~;  28   |;  10   &)
%                                         (   0 <=>;   2  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   5 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    1 (   1 usr;   1 con; 0-0 aty)
%            Number of variables   :   26 (   0 sgn  21   !;   2   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(reflexivity,axiom,
    ! [X] : r1(X,X) ).

fof(main,conjecture,
    ~ ? [X] :
        ~ ( ~ ! [Y] :
                ( ~ r1(X,Y)
                | ! [X] :
                    ( ~ r1(Y,X)
                    | ~ ( p201(X)
                        & p101(X) ) ) )
          | ~ ( p201(X)
              & p101(X) ) ) ).

fof(subgoal_0,plain,
    ! [X] :
      ( ( ~ ~ ! [Y] :
                ( ~ r1(X,Y)
                | ! [X] :
                    ( ~ r1(Y,X)
                    | ~ ( p201(X)
                        & p101(X) ) ) )
        & p201(X) )
     => ~ p101(X) ),
    inference(strip,[],[main]) ).

fof(negate_0_0,plain,
    ~ ! [X] :
        ( ( ~ ~ ! [Y] :
                  ( ~ r1(X,Y)
                  | ! [X] :
                      ( ~ r1(Y,X)
                      | ~ ( p201(X)
                          & p101(X) ) ) )
          & p201(X) )
       => ~ p101(X) ),
    inference(negate,[],[subgoal_0]) ).

fof(normalize_0_0,plain,
    ? [X] :
      ( p101(X)
      & p201(X)
      & ! [Y] :
          ( ~ r1(X,Y)
          | ! [X] :
              ( ~ p101(X)
              | ~ p201(X)
              | ~ r1(Y,X) ) ) ),
    inference(canonicalize,[],[negate_0_0]) ).

fof(normalize_0_1,plain,
    ( p101(skolemFOFtoCNF_X)
    & p201(skolemFOFtoCNF_X)
    & ! [Y] :
        ( ~ r1(skolemFOFtoCNF_X,Y)
        | ! [X] :
            ( ~ p101(X)
            | ~ p201(X)
            | ~ r1(Y,X) ) ) ),
    inference(skolemize,[],[normalize_0_0]) ).

fof(normalize_0_2,plain,
    ! [Y] :
      ( ~ r1(skolemFOFtoCNF_X,Y)
      | ! [X] :
          ( ~ p101(X)
          | ~ p201(X)
          | ~ r1(Y,X) ) ),
    inference(conjunct,[],[normalize_0_1]) ).

fof(normalize_0_3,plain,
    ! [Y] :
      ( ~ r1(skolemFOFtoCNF_X,Y)
      | ! [X] :
          ( ~ p101(X)
          | ~ p201(X)
          | ~ r1(Y,X) ) ),
    inference(specialize,[],[normalize_0_2]) ).

fof(normalize_0_4,plain,
    ! [X,Y] :
      ( ~ p101(X)
      | ~ p201(X)
      | ~ r1(Y,X)
      | ~ r1(skolemFOFtoCNF_X,Y) ),
    inference(clausify,[],[normalize_0_3]) ).

fof(normalize_0_5,plain,
    p101(skolemFOFtoCNF_X),
    inference(conjunct,[],[normalize_0_1]) ).

fof(normalize_0_6,plain,
    p201(skolemFOFtoCNF_X),
    inference(conjunct,[],[normalize_0_1]) ).

fof(normalize_0_7,plain,
    ! [X] : r1(X,X),
    inference(canonicalize,[],[reflexivity]) ).

fof(normalize_0_8,plain,
    ! [X] : r1(X,X),
    inference(specialize,[],[normalize_0_7]) ).

cnf(refute_0_0,plain,
    ( ~ p101(X)
    | ~ p201(X)
    | ~ r1(Y,X)
    | ~ r1(skolemFOFtoCNF_X,Y) ),
    inference(canonicalize,[],[normalize_0_4]) ).

cnf(refute_0_1,plain,
    ( ~ p101(skolemFOFtoCNF_X)
    | ~ p201(skolemFOFtoCNF_X)
    | ~ r1(skolemFOFtoCNF_X,skolemFOFtoCNF_X) ),
    inference(subst,[],[refute_0_0:[bind(X,$fot(skolemFOFtoCNF_X)),bind(Y,$fot(skolemFOFtoCNF_X))]]) ).

cnf(refute_0_2,plain,
    p101(skolemFOFtoCNF_X),
    inference(canonicalize,[],[normalize_0_5]) ).

cnf(refute_0_3,plain,
    ( ~ p201(skolemFOFtoCNF_X)
    | ~ r1(skolemFOFtoCNF_X,skolemFOFtoCNF_X) ),
    inference(resolve,[$cnf( p101(skolemFOFtoCNF_X) )],[refute_0_2,refute_0_1]) ).

cnf(refute_0_4,plain,
    p201(skolemFOFtoCNF_X),
    inference(canonicalize,[],[normalize_0_6]) ).

cnf(refute_0_5,plain,
    ~ r1(skolemFOFtoCNF_X,skolemFOFtoCNF_X),
    inference(resolve,[$cnf( p201(skolemFOFtoCNF_X) )],[refute_0_4,refute_0_3]) ).

cnf(refute_0_6,plain,
    r1(X,X),
    inference(canonicalize,[],[normalize_0_8]) ).

cnf(refute_0_7,plain,
    r1(skolemFOFtoCNF_X,skolemFOFtoCNF_X),
    inference(subst,[],[refute_0_6:[bind(X,$fot(skolemFOFtoCNF_X))]]) ).

cnf(refute_0_8,plain,
    $false,
    inference(resolve,[$cnf( r1(skolemFOFtoCNF_X,skolemFOFtoCNF_X) )],[refute_0_7,refute_0_5]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : LCL684+1.001 : TPTP v8.1.0. Released v4.0.0.
% 0.07/0.13  % Command  : metis --show proof --show saturation %s
% 0.13/0.35  % Computer : n015.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 600
% 0.13/0.35  % DateTime : Sun Jul  3 03:43:15 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.13/0.35  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.35  
% 0.13/0.35  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.13/0.36  
%------------------------------------------------------------------------------