TSTP Solution File: SEU168+3 by Drodi---3.5.1

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Drodi---3.5.1
% Problem  : SEU168+3 : TPTP v8.1.2. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n031.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 12:36:06 EDT 2023

% Result   : Theorem 0.15s 0.33s
% Output   : CNFRefutation 0.15s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   17
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   67 (   5 unt;   0 def)
%            Number of atoms       :  261 (   8 equ)
%            Maximal formula atoms :   11 (   3 avg)
%            Number of connectives :  315 ( 121   ~; 117   |;  62   &)
%                                         (   6 <=>;   9  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   6 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    9 (   7 usr;   3 prp; 0-3 aty)
%            Number of functors    :   10 (  10 usr;   1 con; 0-2 aty)
%            Number of variables   :  168 (; 147   !;  21   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f2,axiom,
    ! [A,B] :
      ( B = powerset(A)
    <=> ! [C] :
          ( in(C,B)
        <=> subset(C,A) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f3,axiom,
    ! [A,B] :
      ( subset(A,B)
    <=> ! [C] :
          ( in(C,A)
         => in(C,B) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f7,conjecture,
    ! [A] :
    ? [B] :
      ( in(A,B)
      & ! [C,D] :
          ( ( in(C,B)
            & subset(D,C) )
         => in(D,B) )
      & ! [C] :
          ( in(C,B)
         => in(powerset(C),B) )
      & ! [C] :
          ~ ( subset(C,B)
            & ~ are_equipotent(C,B)
            & ~ in(C,B) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f8,negated_conjecture,
    ~ ! [A] :
      ? [B] :
        ( in(A,B)
        & ! [C,D] :
            ( ( in(C,B)
              & subset(D,C) )
           => in(D,B) )
        & ! [C] :
            ( in(C,B)
           => in(powerset(C),B) )
        & ! [C] :
            ~ ( subset(C,B)
              & ~ are_equipotent(C,B)
              & ~ in(C,B) ) ),
    inference(negated_conjecture,[status(cth)],[f7]) ).

fof(f9,axiom,
    ! [A] :
    ? [B] :
      ( in(A,B)
      & ! [C,D] :
          ( ( in(C,B)
            & subset(D,C) )
         => in(D,B) )
      & ! [C] :
          ~ ( in(C,B)
            & ! [D] :
                ~ ( in(D,B)
                  & ! [E] :
                      ( subset(E,C)
                     => in(E,D) ) ) )
      & ! [C] :
          ~ ( subset(C,B)
            & ~ are_equipotent(C,B)
            & ~ in(C,B) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p') ).

fof(f12,plain,
    ! [A,B] :
      ( ( B != powerset(A)
        | ! [C] :
            ( ( ~ in(C,B)
              | subset(C,A) )
            & ( in(C,B)
              | ~ subset(C,A) ) ) )
      & ( B = powerset(A)
        | ? [C] :
            ( ( ~ in(C,B)
              | ~ subset(C,A) )
            & ( in(C,B)
              | subset(C,A) ) ) ) ),
    inference(NNF_transformation,[status(esa)],[f2]) ).

fof(f13,plain,
    ( ! [A,B] :
        ( B != powerset(A)
        | ( ! [C] :
              ( ~ in(C,B)
              | subset(C,A) )
          & ! [C] :
              ( in(C,B)
              | ~ subset(C,A) ) ) )
    & ! [A,B] :
        ( B = powerset(A)
        | ? [C] :
            ( ( ~ in(C,B)
              | ~ subset(C,A) )
            & ( in(C,B)
              | subset(C,A) ) ) ) ),
    inference(miniscoping,[status(esa)],[f12]) ).

fof(f14,plain,
    ( ! [A,B] :
        ( B != powerset(A)
        | ( ! [C] :
              ( ~ in(C,B)
              | subset(C,A) )
          & ! [C] :
              ( in(C,B)
              | ~ subset(C,A) ) ) )
    & ! [A,B] :
        ( B = powerset(A)
        | ( ( ~ in(sk0_0(B,A),B)
            | ~ subset(sk0_0(B,A),A) )
          & ( in(sk0_0(B,A),B)
            | subset(sk0_0(B,A),A) ) ) ) ),
    inference(skolemization,[status(esa)],[f13]) ).

fof(f15,plain,
    ! [X0,X1,X2] :
      ( X0 != powerset(X1)
      | ~ in(X2,X0)
      | subset(X2,X1) ),
    inference(cnf_transformation,[status(esa)],[f14]) ).

fof(f19,plain,
    ! [A,B] :
      ( subset(A,B)
    <=> ! [C] :
          ( ~ in(C,A)
          | in(C,B) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f3]) ).

fof(f20,plain,
    ! [A,B] :
      ( ( ~ subset(A,B)
        | ! [C] :
            ( ~ in(C,A)
            | in(C,B) ) )
      & ( subset(A,B)
        | ? [C] :
            ( in(C,A)
            & ~ in(C,B) ) ) ),
    inference(NNF_transformation,[status(esa)],[f19]) ).

fof(f21,plain,
    ( ! [A,B] :
        ( ~ subset(A,B)
        | ! [C] :
            ( ~ in(C,A)
            | in(C,B) ) )
    & ! [A,B] :
        ( subset(A,B)
        | ? [C] :
            ( in(C,A)
            & ~ in(C,B) ) ) ),
    inference(miniscoping,[status(esa)],[f20]) ).

fof(f22,plain,
    ( ! [A,B] :
        ( ~ subset(A,B)
        | ! [C] :
            ( ~ in(C,A)
            | in(C,B) ) )
    & ! [A,B] :
        ( subset(A,B)
        | ( in(sk0_1(B,A),A)
          & ~ in(sk0_1(B,A),B) ) ) ),
    inference(skolemization,[status(esa)],[f21]) ).

fof(f24,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | in(sk0_1(X1,X0),X0) ),
    inference(cnf_transformation,[status(esa)],[f22]) ).

fof(f25,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | ~ in(sk0_1(X1,X0),X1) ),
    inference(cnf_transformation,[status(esa)],[f22]) ).

fof(f32,plain,
    ? [A] :
    ! [B] :
      ( ~ in(A,B)
      | ? [C,D] :
          ( in(C,B)
          & subset(D,C)
          & ~ in(D,B) )
      | ? [C] :
          ( in(C,B)
          & ~ in(powerset(C),B) )
      | ? [C] :
          ( subset(C,B)
          & ~ are_equipotent(C,B)
          & ~ in(C,B) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f8]) ).

fof(f33,plain,
    ! [B,C,D] :
      ( pd0_0(D,C,B)
     => ( in(C,B)
        & subset(D,C)
        & ~ in(D,B) ) ),
    introduced(predicate_definition,[f32]) ).

fof(f34,plain,
    ! [B,C] :
      ( pd0_1(C,B)
     => ( in(C,B)
        & ~ in(powerset(C),B) ) ),
    introduced(predicate_definition,[f32]) ).

fof(f35,plain,
    ? [A] :
    ! [B] :
      ( ~ in(A,B)
      | ? [C,D] : pd0_0(D,C,B)
      | ? [C] : pd0_1(C,B)
      | ? [C] :
          ( subset(C,B)
          & ~ are_equipotent(C,B)
          & ~ in(C,B) ) ),
    inference(formula_renaming,[status(thm)],[f32,f34,f33]) ).

fof(f36,plain,
    ! [B] :
      ( ~ in(sk0_4,B)
      | pd0_0(sk0_6(B),sk0_5(B),B)
      | pd0_1(sk0_7(B),B)
      | ( subset(sk0_8(B),B)
        & ~ are_equipotent(sk0_8(B),B)
        & ~ in(sk0_8(B),B) ) ),
    inference(skolemization,[status(esa)],[f35]) ).

fof(f37,plain,
    ! [X0] :
      ( ~ in(sk0_4,X0)
      | pd0_0(sk0_6(X0),sk0_5(X0),X0)
      | pd0_1(sk0_7(X0),X0)
      | subset(sk0_8(X0),X0) ),
    inference(cnf_transformation,[status(esa)],[f36]) ).

fof(f38,plain,
    ! [X0] :
      ( ~ in(sk0_4,X0)
      | pd0_0(sk0_6(X0),sk0_5(X0),X0)
      | pd0_1(sk0_7(X0),X0)
      | ~ are_equipotent(sk0_8(X0),X0) ),
    inference(cnf_transformation,[status(esa)],[f36]) ).

fof(f39,plain,
    ! [X0] :
      ( ~ in(sk0_4,X0)
      | pd0_0(sk0_6(X0),sk0_5(X0),X0)
      | pd0_1(sk0_7(X0),X0)
      | ~ in(sk0_8(X0),X0) ),
    inference(cnf_transformation,[status(esa)],[f36]) ).

fof(f40,plain,
    ! [A] :
    ? [B] :
      ( in(A,B)
      & ! [C,D] :
          ( ~ in(C,B)
          | ~ subset(D,C)
          | in(D,B) )
      & ! [C] :
          ( ~ in(C,B)
          | ? [D] :
              ( in(D,B)
              & ! [E] :
                  ( ~ subset(E,C)
                  | in(E,D) ) ) )
      & ! [C] :
          ( ~ subset(C,B)
          | are_equipotent(C,B)
          | in(C,B) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f9]) ).

fof(f41,plain,
    ! [A] :
    ? [B] :
      ( in(A,B)
      & ! [D] :
          ( ! [C] :
              ( ~ in(C,B)
              | ~ subset(D,C) )
          | in(D,B) )
      & ! [C] :
          ( ~ in(C,B)
          | ? [D] :
              ( in(D,B)
              & ! [E] :
                  ( ~ subset(E,C)
                  | in(E,D) ) ) )
      & ! [C] :
          ( ~ subset(C,B)
          | are_equipotent(C,B)
          | in(C,B) ) ),
    inference(miniscoping,[status(esa)],[f40]) ).

fof(f42,plain,
    ! [A] :
      ( in(A,sk0_9(A))
      & ! [D] :
          ( ! [C] :
              ( ~ in(C,sk0_9(A))
              | ~ subset(D,C) )
          | in(D,sk0_9(A)) )
      & ! [C] :
          ( ~ in(C,sk0_9(A))
          | ( in(sk0_10(C,A),sk0_9(A))
            & ! [E] :
                ( ~ subset(E,C)
                | in(E,sk0_10(C,A)) ) ) )
      & ! [C] :
          ( ~ subset(C,sk0_9(A))
          | are_equipotent(C,sk0_9(A))
          | in(C,sk0_9(A)) ) ),
    inference(skolemization,[status(esa)],[f41]) ).

fof(f43,plain,
    ! [X0] : in(X0,sk0_9(X0)),
    inference(cnf_transformation,[status(esa)],[f42]) ).

fof(f44,plain,
    ! [X0,X1,X2] :
      ( ~ in(X0,sk0_9(X1))
      | ~ subset(X2,X0)
      | in(X2,sk0_9(X1)) ),
    inference(cnf_transformation,[status(esa)],[f42]) ).

fof(f45,plain,
    ! [X0,X1] :
      ( ~ in(X0,sk0_9(X1))
      | in(sk0_10(X0,X1),sk0_9(X1)) ),
    inference(cnf_transformation,[status(esa)],[f42]) ).

fof(f46,plain,
    ! [X0,X1,X2] :
      ( ~ in(X0,sk0_9(X1))
      | ~ subset(X2,X0)
      | in(X2,sk0_10(X0,X1)) ),
    inference(cnf_transformation,[status(esa)],[f42]) ).

fof(f47,plain,
    ! [X0,X1] :
      ( ~ subset(X0,sk0_9(X1))
      | are_equipotent(X0,sk0_9(X1))
      | in(X0,sk0_9(X1)) ),
    inference(cnf_transformation,[status(esa)],[f42]) ).

fof(f48,plain,
    ! [B,C,D] :
      ( ~ pd0_0(D,C,B)
      | ( in(C,B)
        & subset(D,C)
        & ~ in(D,B) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f33]) ).

fof(f49,plain,
    ! [X0,X1,X2] :
      ( ~ pd0_0(X0,X1,X2)
      | in(X1,X2) ),
    inference(cnf_transformation,[status(esa)],[f48]) ).

fof(f50,plain,
    ! [X0,X1,X2] :
      ( ~ pd0_0(X0,X1,X2)
      | subset(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f48]) ).

fof(f51,plain,
    ! [X0,X1,X2] :
      ( ~ pd0_0(X0,X1,X2)
      | ~ in(X0,X2) ),
    inference(cnf_transformation,[status(esa)],[f48]) ).

fof(f52,plain,
    ! [B,C] :
      ( ~ pd0_1(C,B)
      | ( in(C,B)
        & ~ in(powerset(C),B) ) ),
    inference(pre_NNF_transformation,[status(esa)],[f34]) ).

fof(f53,plain,
    ! [X0,X1] :
      ( ~ pd0_1(X0,X1)
      | in(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f52]) ).

fof(f54,plain,
    ! [X0,X1] :
      ( ~ pd0_1(X0,X1)
      | ~ in(powerset(X0),X1) ),
    inference(cnf_transformation,[status(esa)],[f52]) ).

fof(f55,plain,
    ! [X0,X1] :
      ( ~ in(X0,powerset(X1))
      | subset(X0,X1) ),
    inference(destructive_equality_resolution,[status(esa)],[f15]) ).

fof(f73,plain,
    ! [X0] :
      ( ~ in(sk0_4,sk0_9(X0))
      | pd0_0(sk0_6(sk0_9(X0)),sk0_5(sk0_9(X0)),sk0_9(X0))
      | pd0_1(sk0_7(sk0_9(X0)),sk0_9(X0))
      | ~ subset(sk0_8(sk0_9(X0)),sk0_9(X0))
      | in(sk0_8(sk0_9(X0)),sk0_9(X0)) ),
    inference(resolution,[status(thm)],[f38,f47]) ).

fof(f74,plain,
    ! [X0] :
      ( ~ in(sk0_4,sk0_9(X0))
      | pd0_0(sk0_6(sk0_9(X0)),sk0_5(sk0_9(X0)),sk0_9(X0))
      | pd0_1(sk0_7(sk0_9(X0)),sk0_9(X0))
      | in(sk0_8(sk0_9(X0)),sk0_9(X0)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f73,f37]) ).

fof(f75,plain,
    ( spl0_3
  <=> pd0_0(sk0_6(sk0_9(sk0_4)),sk0_5(sk0_9(sk0_4)),sk0_9(sk0_4)) ),
    introduced(split_symbol_definition) ).

fof(f76,plain,
    ( pd0_0(sk0_6(sk0_9(sk0_4)),sk0_5(sk0_9(sk0_4)),sk0_9(sk0_4))
    | ~ spl0_3 ),
    inference(component_clause,[status(thm)],[f75]) ).

fof(f78,plain,
    ( spl0_4
  <=> pd0_1(sk0_7(sk0_9(sk0_4)),sk0_9(sk0_4)) ),
    introduced(split_symbol_definition) ).

fof(f79,plain,
    ( pd0_1(sk0_7(sk0_9(sk0_4)),sk0_9(sk0_4))
    | ~ spl0_4 ),
    inference(component_clause,[status(thm)],[f78]) ).

fof(f89,plain,
    ! [X0,X1] :
      ( subset(powerset(X0),X1)
      | subset(sk0_1(X1,powerset(X0)),X0) ),
    inference(resolution,[status(thm)],[f24,f55]) ).

fof(f106,plain,
    ! [X0,X1,X2] :
      ( ~ in(X0,sk0_9(X1))
      | in(sk0_1(X2,powerset(X0)),sk0_10(X0,X1))
      | subset(powerset(X0),X2) ),
    inference(resolution,[status(thm)],[f46,f89]) ).

fof(f119,plain,
    ( subset(sk0_6(sk0_9(sk0_4)),sk0_5(sk0_9(sk0_4)))
    | ~ spl0_3 ),
    inference(resolution,[status(thm)],[f76,f50]) ).

fof(f120,plain,
    ( in(sk0_5(sk0_9(sk0_4)),sk0_9(sk0_4))
    | ~ spl0_3 ),
    inference(resolution,[status(thm)],[f76,f49]) ).

fof(f130,plain,
    ! [X0] :
      ( ~ in(sk0_5(sk0_9(sk0_4)),sk0_9(X0))
      | in(sk0_6(sk0_9(sk0_4)),sk0_9(X0))
      | ~ spl0_3 ),
    inference(resolution,[status(thm)],[f119,f44]) ).

fof(f155,plain,
    ! [X0,X1] :
      ( ~ in(sk0_5(sk0_9(sk0_4)),sk0_9(X0))
      | ~ pd0_0(sk0_6(sk0_9(sk0_4)),X1,sk0_9(X0))
      | ~ spl0_3 ),
    inference(resolution,[status(thm)],[f130,f51]) ).

fof(f156,plain,
    ! [X0] :
      ( ~ in(sk0_4,sk0_9(X0))
      | pd0_0(sk0_6(sk0_9(X0)),sk0_5(sk0_9(X0)),sk0_9(X0))
      | pd0_1(sk0_7(sk0_9(X0)),sk0_9(X0)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f74,f39]) ).

fof(f157,plain,
    ( pd0_0(sk0_6(sk0_9(sk0_4)),sk0_5(sk0_9(sk0_4)),sk0_9(sk0_4))
    | pd0_1(sk0_7(sk0_9(sk0_4)),sk0_9(sk0_4)) ),
    inference(resolution,[status(thm)],[f156,f43]) ).

fof(f158,plain,
    ( spl0_3
    | spl0_4 ),
    inference(split_clause,[status(thm)],[f157,f75,f78]) ).

fof(f234,plain,
    ! [X0,X1] :
      ( ~ in(X0,sk0_9(X1))
      | subset(powerset(X0),sk0_10(X0,X1))
      | subset(powerset(X0),sk0_10(X0,X1)) ),
    inference(resolution,[status(thm)],[f106,f25]) ).

fof(f235,plain,
    ! [X0,X1] :
      ( ~ in(X0,sk0_9(X1))
      | subset(powerset(X0),sk0_10(X0,X1)) ),
    inference(duplicate_literals_removal,[status(esa)],[f234]) ).

fof(f239,plain,
    ! [X0,X1,X2] :
      ( ~ in(X0,sk0_9(X1))
      | ~ in(sk0_10(X0,X1),sk0_9(X2))
      | in(powerset(X0),sk0_9(X2)) ),
    inference(resolution,[status(thm)],[f235,f44]) ).

fof(f326,plain,
    ( ~ in(sk0_5(sk0_9(sk0_4)),sk0_9(sk0_4))
    | ~ spl0_3 ),
    inference(resolution,[status(thm)],[f155,f76]) ).

fof(f327,plain,
    ( $false
    | ~ spl0_3 ),
    inference(forward_subsumption_resolution,[status(thm)],[f326,f120]) ).

fof(f328,plain,
    ~ spl0_3,
    inference(contradiction_clause,[status(thm)],[f327]) ).

fof(f441,plain,
    ! [X0,X1] :
      ( ~ in(X0,sk0_9(X1))
      | in(powerset(X0),sk0_9(X1))
      | ~ in(X0,sk0_9(X1)) ),
    inference(resolution,[status(thm)],[f239,f45]) ).

fof(f442,plain,
    ! [X0,X1] :
      ( ~ in(X0,sk0_9(X1))
      | in(powerset(X0),sk0_9(X1)) ),
    inference(duplicate_literals_removal,[status(esa)],[f441]) ).

fof(f445,plain,
    ! [X0,X1] :
      ( ~ in(X0,sk0_9(X1))
      | ~ pd0_1(X0,sk0_9(X1)) ),
    inference(resolution,[status(thm)],[f442,f54]) ).

fof(f446,plain,
    ! [X0,X1] : ~ pd0_1(X0,sk0_9(X1)),
    inference(forward_subsumption_resolution,[status(thm)],[f445,f53]) ).

fof(f452,plain,
    ( $false
    | ~ spl0_4 ),
    inference(backward_subsumption_resolution,[status(thm)],[f79,f446]) ).

fof(f453,plain,
    ~ spl0_4,
    inference(contradiction_clause,[status(thm)],[f452]) ).

fof(f454,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f158,f328,f453]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.10  % Problem  : SEU168+3 : TPTP v8.1.2. Released v3.2.0.
% 0.03/0.11  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.09/0.31  % Computer : n031.cluster.edu
% 0.09/0.31  % Model    : x86_64 x86_64
% 0.09/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.31  % Memory   : 8042.1875MB
% 0.09/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.09/0.31  % CPULimit : 300
% 0.09/0.31  % WCLimit  : 300
% 0.09/0.31  % DateTime : Tue May 30 09:35:07 EDT 2023
% 0.09/0.31  % CPUTime  : 
% 0.15/0.32  % Drodi V3.5.1
% 0.15/0.33  % Refutation found
% 0.15/0.33  % SZS status Theorem for theBenchmark: Theorem is valid
% 0.15/0.33  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.15/0.56  % Elapsed time: 0.028607 seconds
% 0.15/0.56  % CPU time: 0.034344 seconds
% 0.15/0.56  % Memory used: 3.220 MB
%------------------------------------------------------------------------------