TSTP Solution File: SYN375+1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : SYN375+1 : TPTP v8.1.0. Released v2.0.0.
% 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 : Thu Jul 21 09:01:53 EDT 2022

% Result   : Theorem 0.13s 0.35s
% Output   : CNFRefutation 0.13s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :    1
% Syntax   : Number of formulae    :   58 (  34 unt;   0 def)
%            Number of atoms       :  112 (   0 equ)
%            Maximal formula atoms :    4 (   1 avg)
%            Number of connectives :   99 (  45   ~;  10   |;  14   &)
%                                         (  18 <=>;  12  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :    1 (   1 avg)
%            Number of predicates  :    2 (   1 usr;   1 prp; 0-1 aty)
%            Number of functors    :    8 (   8 usr;   8 con; 0-0 aty)
%            Number of variables   :   89 (  12 sgn  46   !;  31   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(x2126,conjecture,
    ( ! [X] :
        ( big_p(X)
      <=> ? [Y] : big_p(Y) )
  <=> ( ! [X] : big_p(X)
    <=> ? [Y] : big_p(Y) ) ) ).

fof(subgoal_0,plain,
    ( ( ! [X] :
          ( big_p(X)
        <=> ? [Y] : big_p(Y) )
      & ! [X] : big_p(X) )
   => ? [Y] : big_p(Y) ),
    inference(strip,[],[x2126]) ).

fof(subgoal_1,plain,
    ( ( ! [X] :
          ( big_p(X)
        <=> ? [Y] : big_p(Y) )
      & ? [Y] : big_p(Y) )
   => ! [X] : big_p(X) ),
    inference(strip,[],[x2126]) ).

fof(subgoal_2,plain,
    ( ( ! [X] : big_p(X)
    <=> ? [Y] : big_p(Y) )
   => ! [X] :
        ( big_p(X)
       => ? [Y] : big_p(Y) ) ),
    inference(strip,[],[x2126]) ).

fof(subgoal_3,plain,
    ( ( ! [X] : big_p(X)
    <=> ? [Y] : big_p(Y) )
   => ! [X] :
        ( ? [Y] : big_p(Y)
       => big_p(X) ) ),
    inference(strip,[],[x2126]) ).

fof(negate_0_0,plain,
    ~ ( ( ! [X] :
            ( big_p(X)
          <=> ? [Y] : big_p(Y) )
        & ! [X] : big_p(X) )
     => ? [Y] : big_p(Y) ),
    inference(negate,[],[subgoal_0]) ).

fof(normalize_0_0,plain,
    ( ! [X] : big_p(X)
    & ! [X] :
        ( ~ big_p(X)
      <=> ! [Y] : ~ big_p(Y) )
    & ! [Y] : ~ big_p(Y) ),
    inference(canonicalize,[],[negate_0_0]) ).

fof(normalize_0_1,plain,
    ! [Y] : ~ big_p(Y),
    inference(conjunct,[],[normalize_0_0]) ).

fof(normalize_0_2,plain,
    ! [Y] : ~ big_p(Y),
    inference(specialize,[],[normalize_0_1]) ).

fof(normalize_0_3,plain,
    ! [X] : big_p(X),
    inference(conjunct,[],[normalize_0_0]) ).

fof(normalize_0_4,plain,
    ! [X] : big_p(X),
    inference(specialize,[],[normalize_0_3]) ).

cnf(refute_0_0,plain,
    ~ big_p(Y),
    inference(canonicalize,[],[normalize_0_2]) ).

cnf(refute_0_1,plain,
    big_p(X),
    inference(canonicalize,[],[normalize_0_4]) ).

cnf(refute_0_2,plain,
    big_p(Y),
    inference(subst,[],[refute_0_1:[bind(X,$fot(Y))]]) ).

cnf(refute_0_3,plain,
    $false,
    inference(resolve,[$cnf( big_p(Y) )],[refute_0_2,refute_0_0]) ).

fof(negate_1_0,plain,
    ~ ( ( ! [X] :
            ( big_p(X)
          <=> ? [Y] : big_p(Y) )
        & ? [Y] : big_p(Y) )
     => ! [X] : big_p(X) ),
    inference(negate,[],[subgoal_1]) ).

fof(normalize_1_0,plain,
    ( ? [X] : ~ big_p(X)
    & ? [Y] : big_p(Y)
    & ! [X] :
        ( ~ big_p(X)
      <=> ! [Y] : ~ big_p(Y) ) ),
    inference(canonicalize,[],[negate_1_0]) ).

fof(normalize_1_1,plain,
    ? [X] : ~ big_p(X),
    inference(conjunct,[],[normalize_1_0]) ).

fof(normalize_1_2,plain,
    ~ big_p(skolemFOFtoCNF_X),
    inference(skolemize,[],[normalize_1_1]) ).

fof(normalize_1_3,plain,
    ? [Y] : big_p(Y),
    inference(conjunct,[],[normalize_1_0]) ).

fof(normalize_1_4,plain,
    big_p(skolemFOFtoCNF_Y_1),
    inference(skolemize,[],[normalize_1_3]) ).

fof(normalize_1_5,plain,
    ! [X] :
      ( ~ big_p(X)
    <=> ! [Y] : ~ big_p(Y) ),
    inference(conjunct,[],[normalize_1_0]) ).

fof(normalize_1_6,plain,
    ! [X] :
      ( ~ big_p(X)
    <=> ! [Y] : ~ big_p(Y) ),
    inference(specialize,[],[normalize_1_5]) ).

fof(normalize_1_7,plain,
    ! [X,Y] :
      ( ( ~ big_p(X)
        | big_p(skolemFOFtoCNF_Y_2) )
      & ( ~ big_p(Y)
        | big_p(X) ) ),
    inference(clausify,[],[normalize_1_6]) ).

fof(normalize_1_8,plain,
    ! [X,Y] :
      ( ~ big_p(Y)
      | big_p(X) ),
    inference(conjunct,[],[normalize_1_7]) ).

cnf(refute_1_0,plain,
    ~ big_p(skolemFOFtoCNF_X),
    inference(canonicalize,[],[normalize_1_2]) ).

cnf(refute_1_1,plain,
    big_p(skolemFOFtoCNF_Y_1),
    inference(canonicalize,[],[normalize_1_4]) ).

cnf(refute_1_2,plain,
    ( ~ big_p(Y)
    | big_p(X) ),
    inference(canonicalize,[],[normalize_1_8]) ).

cnf(refute_1_3,plain,
    ( ~ big_p(skolemFOFtoCNF_Y_1)
    | big_p(X_1) ),
    inference(subst,[],[refute_1_2:[bind(X,$fot(X_1)),bind(Y,$fot(skolemFOFtoCNF_Y_1))]]) ).

cnf(refute_1_4,plain,
    big_p(X_1),
    inference(resolve,[$cnf( big_p(skolemFOFtoCNF_Y_1) )],[refute_1_1,refute_1_3]) ).

cnf(refute_1_5,plain,
    big_p(skolemFOFtoCNF_X),
    inference(subst,[],[refute_1_4:[bind(X_1,$fot(skolemFOFtoCNF_X))]]) ).

cnf(refute_1_6,plain,
    $false,
    inference(resolve,[$cnf( big_p(skolemFOFtoCNF_X) )],[refute_1_5,refute_1_0]) ).

fof(negate_2_0,plain,
    ~ ( ( ! [X] : big_p(X)
      <=> ? [Y] : big_p(Y) )
     => ! [X] :
          ( big_p(X)
         => ? [Y] : big_p(Y) ) ),
    inference(negate,[],[subgoal_2]) ).

fof(normalize_2_0,plain,
    ( ( ? [X] : ~ big_p(X)
    <=> ! [Y] : ~ big_p(Y) )
    & ? [X] : big_p(X)
    & ! [Y] : ~ big_p(Y) ),
    inference(canonicalize,[],[negate_2_0]) ).

fof(normalize_2_1,plain,
    ? [X] : big_p(X),
    inference(conjunct,[],[normalize_2_0]) ).

fof(normalize_2_2,plain,
    big_p(skolemFOFtoCNF_X_2),
    inference(skolemize,[],[normalize_2_1]) ).

fof(normalize_2_3,plain,
    ! [Y] : ~ big_p(Y),
    inference(conjunct,[],[normalize_2_0]) ).

fof(normalize_2_4,plain,
    ! [Y] : ~ big_p(Y),
    inference(specialize,[],[normalize_2_3]) ).

cnf(refute_2_0,plain,
    big_p(skolemFOFtoCNF_X_2),
    inference(canonicalize,[],[normalize_2_2]) ).

cnf(refute_2_1,plain,
    ~ big_p(Y),
    inference(canonicalize,[],[normalize_2_4]) ).

cnf(refute_2_2,plain,
    ~ big_p(skolemFOFtoCNF_X_2),
    inference(subst,[],[refute_2_1:[bind(Y,$fot(skolemFOFtoCNF_X_2))]]) ).

cnf(refute_2_3,plain,
    $false,
    inference(resolve,[$cnf( big_p(skolemFOFtoCNF_X_2) )],[refute_2_0,refute_2_2]) ).

fof(negate_3_0,plain,
    ~ ( ( ! [X] : big_p(X)
      <=> ? [Y] : big_p(Y) )
     => ! [X] :
          ( ? [Y] : big_p(Y)
         => big_p(X) ) ),
    inference(negate,[],[subgoal_3]) ).

fof(normalize_3_0,plain,
    ( ( ? [X] : ~ big_p(X)
    <=> ! [Y] : ~ big_p(Y) )
    & ? [X] : ~ big_p(X)
    & ? [Y] : big_p(Y) ),
    inference(canonicalize,[],[negate_3_0]) ).

fof(normalize_3_1,plain,
    ? [X] : ~ big_p(X),
    inference(conjunct,[],[normalize_3_0]) ).

fof(normalize_3_2,plain,
    ~ big_p(skolemFOFtoCNF_X_4),
    inference(skolemize,[],[normalize_3_1]) ).

fof(normalize_3_3,plain,
    ? [Y] : big_p(Y),
    inference(conjunct,[],[normalize_3_0]) ).

fof(normalize_3_4,plain,
    big_p(skolemFOFtoCNF_Y_5),
    inference(skolemize,[],[normalize_3_3]) ).

fof(normalize_3_5,plain,
    ( ? [X] : ~ big_p(X)
  <=> ! [Y] : ~ big_p(Y) ),
    inference(conjunct,[],[normalize_3_0]) ).

fof(normalize_3_6,plain,
    ! [X,Y] :
      ( ( ~ big_p(Y)
        | big_p(X) )
      & ( ~ big_p(skolemFOFtoCNF_X_3)
        | big_p(skolemFOFtoCNF_Y_4) ) ),
    inference(clausify,[],[normalize_3_5]) ).

fof(normalize_3_7,plain,
    ! [X,Y] :
      ( ~ big_p(Y)
      | big_p(X) ),
    inference(conjunct,[],[normalize_3_6]) ).

cnf(refute_3_0,plain,
    ~ big_p(skolemFOFtoCNF_X_4),
    inference(canonicalize,[],[normalize_3_2]) ).

cnf(refute_3_1,plain,
    big_p(skolemFOFtoCNF_Y_5),
    inference(canonicalize,[],[normalize_3_4]) ).

cnf(refute_3_2,plain,
    ( ~ big_p(Y)
    | big_p(X) ),
    inference(canonicalize,[],[normalize_3_7]) ).

cnf(refute_3_3,plain,
    ( ~ big_p(skolemFOFtoCNF_Y_5)
    | big_p(X_4) ),
    inference(subst,[],[refute_3_2:[bind(X,$fot(X_4)),bind(Y,$fot(skolemFOFtoCNF_Y_5))]]) ).

cnf(refute_3_4,plain,
    big_p(X_4),
    inference(resolve,[$cnf( big_p(skolemFOFtoCNF_Y_5) )],[refute_3_1,refute_3_3]) ).

cnf(refute_3_5,plain,
    big_p(skolemFOFtoCNF_X_4),
    inference(subst,[],[refute_3_4:[bind(X_4,$fot(skolemFOFtoCNF_X_4))]]) ).

cnf(refute_3_6,plain,
    $false,
    inference(resolve,[$cnf( big_p(skolemFOFtoCNF_X_4) )],[refute_3_5,refute_3_0]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SYN375+1 : TPTP v8.1.0. Released v2.0.0.
% 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 : Mon Jul 11 21:31:28 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.35  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.13/0.35  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.13/0.35  
% 0.13/0.35  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 0.13/0.35  
%------------------------------------------------------------------------------