TSTP Solution File: SEU186+1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : SEU186+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n010.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 12:39:08 EDT 2022

% Result   : Theorem 0.68s 0.83s
% Output   : CNFRefutation 0.68s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   16
%            Number of leaves      :    8
% Syntax   : Number of formulae    :   53 (  18 unt;   0 def)
%            Number of atoms       :  114 (  34 equ)
%            Maximal formula atoms :    7 (   2 avg)
%            Number of connectives :  108 (  47   ~;  41   |;  11   &)
%                                         (   3 <=>;   6  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   4 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    7 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   2 con; 0-2 aty)
%            Number of variables   :   71 (   2 sgn  46   !;   6   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(d1_relat_1,axiom,
    ! [A] :
      ( relation(A)
    <=> ! [B] :
          ~ ( in(B,A)
            & ! [C,D] : B != ordered_pair(C,D) ) ) ).

fof(existence_m1_subset_1,axiom,
    ! [A] :
    ? [B] : element(B,A) ).

fof(t2_subset,axiom,
    ! [A,B] :
      ( element(A,B)
     => ( empty(B)
        | in(A,B) ) ) ).

fof(t56_relat_1,conjecture,
    ! [A] :
      ( relation(A)
     => ( ! [B,C] : ~ in(ordered_pair(B,C),A)
       => A = empty_set ) ) ).

fof(t6_boole,axiom,
    ! [A] :
      ( empty(A)
     => A = empty_set ) ).

fof(subgoal_0,plain,
    ! [A] :
      ( ( relation(A)
        & ! [B,C] : ~ in(ordered_pair(B,C),A) )
     => A = empty_set ),
    inference(strip,[],[t56_relat_1]) ).

fof(negate_0_0,plain,
    ~ ! [A] :
        ( ( relation(A)
          & ! [B,C] : ~ in(ordered_pair(B,C),A) )
       => A = empty_set ),
    inference(negate,[],[subgoal_0]) ).

fof(normalize_0_0,plain,
    ! [A] :
      ( ~ empty(A)
      | A = empty_set ),
    inference(canonicalize,[],[t6_boole]) ).

fof(normalize_0_1,plain,
    ! [A] :
      ( ~ empty(A)
      | A = empty_set ),
    inference(specialize,[],[normalize_0_0]) ).

fof(normalize_0_2,plain,
    ! [A] :
    ? [B] : element(B,A),
    inference(canonicalize,[],[existence_m1_subset_1]) ).

fof(normalize_0_3,plain,
    ! [A] :
    ? [B] : element(B,A),
    inference(specialize,[],[normalize_0_2]) ).

fof(normalize_0_4,plain,
    ! [A] : element(skolemFOFtoCNF_B_1(A),A),
    inference(skolemize,[],[normalize_0_3]) ).

fof(normalize_0_5,plain,
    ! [A,B] :
      ( ~ element(A,B)
      | empty(B)
      | in(A,B) ),
    inference(canonicalize,[],[t2_subset]) ).

fof(normalize_0_6,plain,
    ! [A,B] :
      ( ~ element(A,B)
      | empty(B)
      | in(A,B) ),
    inference(specialize,[],[normalize_0_5]) ).

fof(normalize_0_7,plain,
    ? [A] :
      ( A != empty_set
      & relation(A)
      & ! [B,C] : ~ in(ordered_pair(B,C),A) ),
    inference(canonicalize,[],[negate_0_0]) ).

fof(normalize_0_8,plain,
    ( skolemFOFtoCNF_A_4 != empty_set
    & relation(skolemFOFtoCNF_A_4)
    & ! [B,C] : ~ in(ordered_pair(B,C),skolemFOFtoCNF_A_4) ),
    inference(skolemize,[],[normalize_0_7]) ).

fof(normalize_0_9,plain,
    ! [B,C] : ~ in(ordered_pair(B,C),skolemFOFtoCNF_A_4),
    inference(conjunct,[],[normalize_0_8]) ).

fof(normalize_0_10,plain,
    ! [B,C] : ~ in(ordered_pair(B,C),skolemFOFtoCNF_A_4),
    inference(specialize,[],[normalize_0_9]) ).

fof(normalize_0_11,plain,
    relation(skolemFOFtoCNF_A_4),
    inference(conjunct,[],[normalize_0_8]) ).

fof(normalize_0_12,plain,
    ! [A] :
      ( ~ relation(A)
    <=> ? [B] :
          ( in(B,A)
          & ! [C,D] : B != ordered_pair(C,D) ) ),
    inference(canonicalize,[],[d1_relat_1]) ).

fof(normalize_0_13,plain,
    ! [A] :
      ( ~ relation(A)
    <=> ? [B] :
          ( in(B,A)
          & ! [C,D] : B != ordered_pair(C,D) ) ),
    inference(specialize,[],[normalize_0_12]) ).

fof(normalize_0_14,plain,
    ! [A,B,C,D] :
      ( ( skolemFOFtoCNF_B(A) != ordered_pair(C,D)
        | relation(A) )
      & ( in(skolemFOFtoCNF_B(A),A)
        | relation(A) )
      & ( ~ in(B,A)
        | ~ relation(A)
        | B = ordered_pair(skolemFOFtoCNF_C(B),skolemFOFtoCNF_D(B)) ) ),
    inference(clausify,[],[normalize_0_13]) ).

fof(normalize_0_15,plain,
    ! [A,B] :
      ( ~ in(B,A)
      | ~ relation(A)
      | B = ordered_pair(skolemFOFtoCNF_C(B),skolemFOFtoCNF_D(B)) ),
    inference(conjunct,[],[normalize_0_14]) ).

fof(normalize_0_16,plain,
    skolemFOFtoCNF_A_4 != empty_set,
    inference(conjunct,[],[normalize_0_8]) ).

cnf(refute_0_0,plain,
    ( ~ empty(A)
    | A = empty_set ),
    inference(canonicalize,[],[normalize_0_1]) ).

cnf(refute_0_1,plain,
    ( ~ empty(skolemFOFtoCNF_A_4)
    | skolemFOFtoCNF_A_4 = empty_set ),
    inference(subst,[],[refute_0_0:[bind(A,$fot(skolemFOFtoCNF_A_4))]]) ).

cnf(refute_0_2,plain,
    element(skolemFOFtoCNF_B_1(A),A),
    inference(canonicalize,[],[normalize_0_4]) ).

cnf(refute_0_3,plain,
    element(skolemFOFtoCNF_B_1(X_48),X_48),
    inference(subst,[],[refute_0_2:[bind(A,$fot(X_48))]]) ).

cnf(refute_0_4,plain,
    ( ~ element(A,B)
    | empty(B)
    | in(A,B) ),
    inference(canonicalize,[],[normalize_0_6]) ).

cnf(refute_0_5,plain,
    ( ~ element(skolemFOFtoCNF_B_1(X_48),X_48)
    | empty(X_48)
    | in(skolemFOFtoCNF_B_1(X_48),X_48) ),
    inference(subst,[],[refute_0_4:[bind(A,$fot(skolemFOFtoCNF_B_1(X_48))),bind(B,$fot(X_48))]]) ).

cnf(refute_0_6,plain,
    ( empty(X_48)
    | in(skolemFOFtoCNF_B_1(X_48),X_48) ),
    inference(resolve,[$cnf( element(skolemFOFtoCNF_B_1(X_48),X_48) )],[refute_0_3,refute_0_5]) ).

cnf(refute_0_7,plain,
    ( empty(skolemFOFtoCNF_A_4)
    | in(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4),skolemFOFtoCNF_A_4) ),
    inference(subst,[],[refute_0_6:[bind(X_48,$fot(skolemFOFtoCNF_A_4))]]) ).

cnf(refute_0_8,plain,
    ~ in(ordered_pair(B,C),skolemFOFtoCNF_A_4),
    inference(canonicalize,[],[normalize_0_10]) ).

cnf(refute_0_9,plain,
    ~ in(ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4))),skolemFOFtoCNF_A_4),
    inference(subst,[],[refute_0_8:[bind(B,$fot(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)))),bind(C,$fot(skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4))))]]) ).

cnf(refute_0_10,plain,
    relation(skolemFOFtoCNF_A_4),
    inference(canonicalize,[],[normalize_0_11]) ).

cnf(refute_0_11,plain,
    ( empty(X_67)
    | in(skolemFOFtoCNF_B_1(X_67),X_67) ),
    inference(subst,[],[refute_0_6:[bind(X_48,$fot(X_67))]]) ).

cnf(refute_0_12,plain,
    ( ~ in(B,A)
    | ~ relation(A)
    | B = ordered_pair(skolemFOFtoCNF_C(B),skolemFOFtoCNF_D(B)) ),
    inference(canonicalize,[],[normalize_0_15]) ).

cnf(refute_0_13,plain,
    ( ~ in(skolemFOFtoCNF_B_1(X_67),X_67)
    | ~ relation(X_67)
    | skolemFOFtoCNF_B_1(X_67) = ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(X_67)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(X_67))) ),
    inference(subst,[],[refute_0_12:[bind(A,$fot(X_67)),bind(B,$fot(skolemFOFtoCNF_B_1(X_67)))]]) ).

cnf(refute_0_14,plain,
    ( ~ relation(X_67)
    | skolemFOFtoCNF_B_1(X_67) = ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(X_67)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(X_67)))
    | empty(X_67) ),
    inference(resolve,[$cnf( in(skolemFOFtoCNF_B_1(X_67),X_67) )],[refute_0_11,refute_0_13]) ).

cnf(refute_0_15,plain,
    ( ~ relation(skolemFOFtoCNF_A_4)
    | skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4) = ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)))
    | empty(skolemFOFtoCNF_A_4) ),
    inference(subst,[],[refute_0_14:[bind(X_67,$fot(skolemFOFtoCNF_A_4))]]) ).

cnf(refute_0_16,plain,
    ( skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4) = ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)))
    | empty(skolemFOFtoCNF_A_4) ),
    inference(resolve,[$cnf( relation(skolemFOFtoCNF_A_4) )],[refute_0_10,refute_0_15]) ).

cnf(refute_0_17,plain,
    X = X,
    introduced(tautology,[refl,[$fot(X)]]) ).

cnf(refute_0_18,plain,
    ( X != X
    | X != Y
    | Y = X ),
    introduced(tautology,[equality,[$cnf( $equal(X,X) ),[0],$fot(Y)]]) ).

cnf(refute_0_19,plain,
    ( X != Y
    | Y = X ),
    inference(resolve,[$cnf( $equal(X,X) )],[refute_0_17,refute_0_18]) ).

cnf(refute_0_20,plain,
    ( skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4) != ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)))
    | ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4))) = skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4) ),
    inference(subst,[],[refute_0_19:[bind(X,$fot(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4))),bind(Y,$fot(ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)))))]]) ).

cnf(refute_0_21,plain,
    ( ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4))) = skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)
    | empty(skolemFOFtoCNF_A_4) ),
    inference(resolve,[$cnf( $equal(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4),ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)))) )],[refute_0_16,refute_0_20]) ).

cnf(refute_0_22,plain,
    ( ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4))) != skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)
    | ~ in(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4),skolemFOFtoCNF_A_4)
    | in(ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4))),skolemFOFtoCNF_A_4) ),
    introduced(tautology,[equality,[$cnf( ~ in(ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4))),skolemFOFtoCNF_A_4) ),[0],$fot(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4))]]) ).

cnf(refute_0_23,plain,
    ( ~ in(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4),skolemFOFtoCNF_A_4)
    | empty(skolemFOFtoCNF_A_4)
    | in(ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4))),skolemFOFtoCNF_A_4) ),
    inference(resolve,[$cnf( $equal(ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4))),skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)) )],[refute_0_21,refute_0_22]) ).

cnf(refute_0_24,plain,
    ( ~ in(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4),skolemFOFtoCNF_A_4)
    | empty(skolemFOFtoCNF_A_4) ),
    inference(resolve,[$cnf( in(ordered_pair(skolemFOFtoCNF_C(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4)),skolemFOFtoCNF_D(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4))),skolemFOFtoCNF_A_4) )],[refute_0_23,refute_0_9]) ).

cnf(refute_0_25,plain,
    empty(skolemFOFtoCNF_A_4),
    inference(resolve,[$cnf( in(skolemFOFtoCNF_B_1(skolemFOFtoCNF_A_4),skolemFOFtoCNF_A_4) )],[refute_0_7,refute_0_24]) ).

cnf(refute_0_26,plain,
    skolemFOFtoCNF_A_4 = empty_set,
    inference(resolve,[$cnf( empty(skolemFOFtoCNF_A_4) )],[refute_0_25,refute_0_1]) ).

cnf(refute_0_27,plain,
    skolemFOFtoCNF_A_4 != empty_set,
    inference(canonicalize,[],[normalize_0_16]) ).

cnf(refute_0_28,plain,
    $false,
    inference(resolve,[$cnf( $equal(skolemFOFtoCNF_A_4,empty_set) )],[refute_0_26,refute_0_27]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SEU186+1 : TPTP v8.1.0. Released v3.3.0.
% 0.03/0.13  % Command  : metis --show proof --show saturation %s
% 0.13/0.34  % Computer : n010.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 19 15:12:22 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.35  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.68/0.83  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.68/0.83  
% 0.68/0.83  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 0.68/0.83  
%------------------------------------------------------------------------------