TSTP Solution File: GEO185+2 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : GEO185+2 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n024.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 : Sat Jul 16 05:25:03 EDT 2022

% Result   : Theorem 0.12s 0.40s
% Output   : CNFRefutation 0.12s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :    4
% Syntax   : Number of formulae    :   66 (  27 unt;   0 def)
%            Number of atoms       :  161 (   0 equ)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :  173 (  78   ~;  54   |;  33   &)
%                                         (   0 <=>;   8  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   8 con; 0-2 aty)
%            Number of variables   :   97 (   0 sgn  67   !;   8   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(apart1,axiom,
    ! [X] : ~ distinct_points(X,X) ).

fof(con2,axiom,
    ! [X,Y,Z] :
      ( convergent_lines(X,Y)
     => ( ( apart_point_and_line(Z,X)
          | apart_point_and_line(Z,Y) )
       => distinct_points(Z,intersection_point(X,Y)) ) ) ).

fof(ceq1,axiom,
    ! [X,Y,Z] :
      ( apart_point_and_line(X,Y)
     => ( distinct_points(X,Z)
        | apart_point_and_line(Z,Y) ) ) ).

fof(con,conjecture,
    ! [X,Y,U,V] :
      ( ( distinct_points(X,Y)
        & convergent_lines(U,V)
        & ~ distinct_points(X,intersection_point(U,V)) )
     => ( ~ apart_point_and_line(X,U)
        & ~ apart_point_and_line(X,V) ) ) ).

fof(subgoal_0,plain,
    ! [X,Y,U,V] :
      ( ( distinct_points(X,Y)
        & convergent_lines(U,V)
        & ~ distinct_points(X,intersection_point(U,V)) )
     => ~ apart_point_and_line(X,U) ),
    inference(strip,[],[con]) ).

fof(subgoal_1,plain,
    ! [X,Y,U,V] :
      ( ( distinct_points(X,Y)
        & convergent_lines(U,V)
        & ~ distinct_points(X,intersection_point(U,V))
        & ~ apart_point_and_line(X,U) )
     => ~ apart_point_and_line(X,V) ),
    inference(strip,[],[con]) ).

fof(negate_0_0,plain,
    ~ ! [X,Y,U,V] :
        ( ( distinct_points(X,Y)
          & convergent_lines(U,V)
          & ~ distinct_points(X,intersection_point(U,V)) )
       => ~ apart_point_and_line(X,U) ),
    inference(negate,[],[subgoal_0]) ).

fof(normalize_0_0,plain,
    ? [U,V,X,Y] :
      ( ~ distinct_points(X,intersection_point(U,V))
      & apart_point_and_line(X,U)
      & convergent_lines(U,V)
      & distinct_points(X,Y) ),
    inference(canonicalize,[],[negate_0_0]) ).

fof(normalize_0_1,plain,
    ( ~ distinct_points(skolemFOFtoCNF_X,intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V))
    & apart_point_and_line(skolemFOFtoCNF_X,skolemFOFtoCNF_U)
    & convergent_lines(skolemFOFtoCNF_U,skolemFOFtoCNF_V)
    & distinct_points(skolemFOFtoCNF_X,skolemFOFtoCNF_Y) ),
    inference(skolemize,[],[normalize_0_0]) ).

fof(normalize_0_2,plain,
    ~ distinct_points(skolemFOFtoCNF_X,intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V)),
    inference(conjunct,[],[normalize_0_1]) ).

fof(normalize_0_3,plain,
    apart_point_and_line(skolemFOFtoCNF_X,skolemFOFtoCNF_U),
    inference(conjunct,[],[normalize_0_1]) ).

fof(normalize_0_4,plain,
    ! [X,Y,Z] :
      ( ~ apart_point_and_line(X,Y)
      | apart_point_and_line(Z,Y)
      | distinct_points(X,Z) ),
    inference(canonicalize,[],[ceq1]) ).

fof(normalize_0_5,plain,
    ! [X,Y,Z] :
      ( ~ apart_point_and_line(X,Y)
      | apart_point_and_line(Z,Y)
      | distinct_points(X,Z) ),
    inference(specialize,[],[normalize_0_4]) ).

fof(normalize_0_6,plain,
    convergent_lines(skolemFOFtoCNF_U,skolemFOFtoCNF_V),
    inference(conjunct,[],[normalize_0_1]) ).

fof(normalize_0_7,plain,
    ! [X,Y,Z] :
      ( ~ convergent_lines(X,Y)
      | distinct_points(Z,intersection_point(X,Y))
      | ( ~ apart_point_and_line(Z,X)
        & ~ apart_point_and_line(Z,Y) ) ),
    inference(canonicalize,[],[con2]) ).

fof(normalize_0_8,plain,
    ! [X,Y,Z] :
      ( ~ convergent_lines(X,Y)
      | distinct_points(Z,intersection_point(X,Y))
      | ( ~ apart_point_and_line(Z,X)
        & ~ apart_point_and_line(Z,Y) ) ),
    inference(specialize,[],[normalize_0_7]) ).

fof(normalize_0_9,plain,
    ! [X,Y,Z] :
      ( ( ~ apart_point_and_line(Z,X)
        | ~ convergent_lines(X,Y)
        | distinct_points(Z,intersection_point(X,Y)) )
      & ( ~ apart_point_and_line(Z,Y)
        | ~ convergent_lines(X,Y)
        | distinct_points(Z,intersection_point(X,Y)) ) ),
    inference(clausify,[],[normalize_0_8]) ).

fof(normalize_0_10,plain,
    ! [X,Y,Z] :
      ( ~ apart_point_and_line(Z,X)
      | ~ convergent_lines(X,Y)
      | distinct_points(Z,intersection_point(X,Y)) ),
    inference(conjunct,[],[normalize_0_9]) ).

fof(normalize_0_11,plain,
    ! [X] : ~ distinct_points(X,X),
    inference(canonicalize,[],[apart1]) ).

fof(normalize_0_12,plain,
    ! [X] : ~ distinct_points(X,X),
    inference(specialize,[],[normalize_0_11]) ).

cnf(refute_0_0,plain,
    ~ distinct_points(skolemFOFtoCNF_X,intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V)),
    inference(canonicalize,[],[normalize_0_2]) ).

cnf(refute_0_1,plain,
    apart_point_and_line(skolemFOFtoCNF_X,skolemFOFtoCNF_U),
    inference(canonicalize,[],[normalize_0_3]) ).

cnf(refute_0_2,plain,
    ( ~ apart_point_and_line(X,Y)
    | apart_point_and_line(Z,Y)
    | distinct_points(X,Z) ),
    inference(canonicalize,[],[normalize_0_5]) ).

cnf(refute_0_3,plain,
    ( ~ apart_point_and_line(skolemFOFtoCNF_X,skolemFOFtoCNF_U)
    | apart_point_and_line(X_28,skolemFOFtoCNF_U)
    | distinct_points(skolemFOFtoCNF_X,X_28) ),
    inference(subst,[],[refute_0_2:[bind(X,$fot(skolemFOFtoCNF_X)),bind(Y,$fot(skolemFOFtoCNF_U)),bind(Z,$fot(X_28))]]) ).

cnf(refute_0_4,plain,
    ( apart_point_and_line(X_28,skolemFOFtoCNF_U)
    | distinct_points(skolemFOFtoCNF_X,X_28) ),
    inference(resolve,[$cnf( apart_point_and_line(skolemFOFtoCNF_X,skolemFOFtoCNF_U) )],[refute_0_1,refute_0_3]) ).

cnf(refute_0_5,plain,
    ( apart_point_and_line(intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V),skolemFOFtoCNF_U)
    | distinct_points(skolemFOFtoCNF_X,intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V)) ),
    inference(subst,[],[refute_0_4:[bind(X_28,$fot(intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V)))]]) ).

cnf(refute_0_6,plain,
    apart_point_and_line(intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V),skolemFOFtoCNF_U),
    inference(resolve,[$cnf( distinct_points(skolemFOFtoCNF_X,intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V)) )],[refute_0_5,refute_0_0]) ).

cnf(refute_0_7,plain,
    convergent_lines(skolemFOFtoCNF_U,skolemFOFtoCNF_V),
    inference(canonicalize,[],[normalize_0_6]) ).

cnf(refute_0_8,plain,
    ( ~ apart_point_and_line(Z,X)
    | ~ convergent_lines(X,Y)
    | distinct_points(Z,intersection_point(X,Y)) ),
    inference(canonicalize,[],[normalize_0_10]) ).

cnf(refute_0_9,plain,
    ( ~ apart_point_and_line(X_63,skolemFOFtoCNF_U)
    | ~ convergent_lines(skolemFOFtoCNF_U,skolemFOFtoCNF_V)
    | distinct_points(X_63,intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V)) ),
    inference(subst,[],[refute_0_8:[bind(X,$fot(skolemFOFtoCNF_U)),bind(Y,$fot(skolemFOFtoCNF_V)),bind(Z,$fot(X_63))]]) ).

cnf(refute_0_10,plain,
    ( ~ apart_point_and_line(X_63,skolemFOFtoCNF_U)
    | distinct_points(X_63,intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V)) ),
    inference(resolve,[$cnf( convergent_lines(skolemFOFtoCNF_U,skolemFOFtoCNF_V) )],[refute_0_7,refute_0_9]) ).

cnf(refute_0_11,plain,
    ( ~ apart_point_and_line(intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V),skolemFOFtoCNF_U)
    | distinct_points(intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V),intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V)) ),
    inference(subst,[],[refute_0_10:[bind(X_63,$fot(intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V)))]]) ).

cnf(refute_0_12,plain,
    distinct_points(intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V),intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V)),
    inference(resolve,[$cnf( apart_point_and_line(intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V),skolemFOFtoCNF_U) )],[refute_0_6,refute_0_11]) ).

cnf(refute_0_13,plain,
    ~ distinct_points(X,X),
    inference(canonicalize,[],[normalize_0_12]) ).

cnf(refute_0_14,plain,
    ~ distinct_points(intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V),intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V)),
    inference(subst,[],[refute_0_13:[bind(X,$fot(intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V)))]]) ).

cnf(refute_0_15,plain,
    $false,
    inference(resolve,[$cnf( distinct_points(intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V),intersection_point(skolemFOFtoCNF_U,skolemFOFtoCNF_V)) )],[refute_0_12,refute_0_14]) ).

fof(negate_1_0,plain,
    ~ ! [X,Y,U,V] :
        ( ( distinct_points(X,Y)
          & convergent_lines(U,V)
          & ~ distinct_points(X,intersection_point(U,V))
          & ~ apart_point_and_line(X,U) )
       => ~ apart_point_and_line(X,V) ),
    inference(negate,[],[subgoal_1]) ).

fof(normalize_1_0,plain,
    ? [U,V,X,Y] :
      ( ~ apart_point_and_line(X,U)
      & ~ distinct_points(X,intersection_point(U,V))
      & apart_point_and_line(X,V)
      & convergent_lines(U,V)
      & distinct_points(X,Y) ),
    inference(canonicalize,[],[negate_1_0]) ).

fof(normalize_1_1,plain,
    ( ~ apart_point_and_line(skolemFOFtoCNF_X_1,skolemFOFtoCNF_U_1)
    & ~ distinct_points(skolemFOFtoCNF_X_1,intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1))
    & apart_point_and_line(skolemFOFtoCNF_X_1,skolemFOFtoCNF_V_1)
    & convergent_lines(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)
    & distinct_points(skolemFOFtoCNF_X_1,skolemFOFtoCNF_Y_1) ),
    inference(skolemize,[],[normalize_1_0]) ).

fof(normalize_1_2,plain,
    ~ distinct_points(skolemFOFtoCNF_X_1,intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)),
    inference(conjunct,[],[normalize_1_1]) ).

fof(normalize_1_3,plain,
    apart_point_and_line(skolemFOFtoCNF_X_1,skolemFOFtoCNF_V_1),
    inference(conjunct,[],[normalize_1_1]) ).

fof(normalize_1_4,plain,
    ! [X,Y,Z] :
      ( ~ apart_point_and_line(X,Y)
      | apart_point_and_line(Z,Y)
      | distinct_points(X,Z) ),
    inference(canonicalize,[],[ceq1]) ).

fof(normalize_1_5,plain,
    ! [X,Y,Z] :
      ( ~ apart_point_and_line(X,Y)
      | apart_point_and_line(Z,Y)
      | distinct_points(X,Z) ),
    inference(specialize,[],[normalize_1_4]) ).

fof(normalize_1_6,plain,
    convergent_lines(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1),
    inference(conjunct,[],[normalize_1_1]) ).

fof(normalize_1_7,plain,
    ! [X,Y,Z] :
      ( ~ convergent_lines(X,Y)
      | distinct_points(Z,intersection_point(X,Y))
      | ( ~ apart_point_and_line(Z,X)
        & ~ apart_point_and_line(Z,Y) ) ),
    inference(canonicalize,[],[con2]) ).

fof(normalize_1_8,plain,
    ! [X,Y,Z] :
      ( ~ convergent_lines(X,Y)
      | distinct_points(Z,intersection_point(X,Y))
      | ( ~ apart_point_and_line(Z,X)
        & ~ apart_point_and_line(Z,Y) ) ),
    inference(specialize,[],[normalize_1_7]) ).

fof(normalize_1_9,plain,
    ! [X,Y,Z] :
      ( ( ~ apart_point_and_line(Z,X)
        | ~ convergent_lines(X,Y)
        | distinct_points(Z,intersection_point(X,Y)) )
      & ( ~ apart_point_and_line(Z,Y)
        | ~ convergent_lines(X,Y)
        | distinct_points(Z,intersection_point(X,Y)) ) ),
    inference(clausify,[],[normalize_1_8]) ).

fof(normalize_1_10,plain,
    ! [X,Y,Z] :
      ( ~ apart_point_and_line(Z,Y)
      | ~ convergent_lines(X,Y)
      | distinct_points(Z,intersection_point(X,Y)) ),
    inference(conjunct,[],[normalize_1_9]) ).

fof(normalize_1_11,plain,
    ! [X] : ~ distinct_points(X,X),
    inference(canonicalize,[],[apart1]) ).

fof(normalize_1_12,plain,
    ! [X] : ~ distinct_points(X,X),
    inference(specialize,[],[normalize_1_11]) ).

cnf(refute_1_0,plain,
    ~ distinct_points(skolemFOFtoCNF_X_1,intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)),
    inference(canonicalize,[],[normalize_1_2]) ).

cnf(refute_1_1,plain,
    apart_point_and_line(skolemFOFtoCNF_X_1,skolemFOFtoCNF_V_1),
    inference(canonicalize,[],[normalize_1_3]) ).

cnf(refute_1_2,plain,
    ( ~ apart_point_and_line(X,Y)
    | apart_point_and_line(Z,Y)
    | distinct_points(X,Z) ),
    inference(canonicalize,[],[normalize_1_5]) ).

cnf(refute_1_3,plain,
    ( ~ apart_point_and_line(skolemFOFtoCNF_X_1,skolemFOFtoCNF_V_1)
    | apart_point_and_line(X_101,skolemFOFtoCNF_V_1)
    | distinct_points(skolemFOFtoCNF_X_1,X_101) ),
    inference(subst,[],[refute_1_2:[bind(X,$fot(skolemFOFtoCNF_X_1)),bind(Y,$fot(skolemFOFtoCNF_V_1)),bind(Z,$fot(X_101))]]) ).

cnf(refute_1_4,plain,
    ( apart_point_and_line(X_101,skolemFOFtoCNF_V_1)
    | distinct_points(skolemFOFtoCNF_X_1,X_101) ),
    inference(resolve,[$cnf( apart_point_and_line(skolemFOFtoCNF_X_1,skolemFOFtoCNF_V_1) )],[refute_1_1,refute_1_3]) ).

cnf(refute_1_5,plain,
    ( apart_point_and_line(intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1),skolemFOFtoCNF_V_1)
    | distinct_points(skolemFOFtoCNF_X_1,intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)) ),
    inference(subst,[],[refute_1_4:[bind(X_101,$fot(intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)))]]) ).

cnf(refute_1_6,plain,
    apart_point_and_line(intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1),skolemFOFtoCNF_V_1),
    inference(resolve,[$cnf( distinct_points(skolemFOFtoCNF_X_1,intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)) )],[refute_1_5,refute_1_0]) ).

cnf(refute_1_7,plain,
    convergent_lines(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1),
    inference(canonicalize,[],[normalize_1_6]) ).

cnf(refute_1_8,plain,
    ( ~ apart_point_and_line(Z,Y)
    | ~ convergent_lines(X,Y)
    | distinct_points(Z,intersection_point(X,Y)) ),
    inference(canonicalize,[],[normalize_1_10]) ).

cnf(refute_1_9,plain,
    ( ~ apart_point_and_line(X_140,skolemFOFtoCNF_V_1)
    | ~ convergent_lines(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)
    | distinct_points(X_140,intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)) ),
    inference(subst,[],[refute_1_8:[bind(X,$fot(skolemFOFtoCNF_U_1)),bind(Y,$fot(skolemFOFtoCNF_V_1)),bind(Z,$fot(X_140))]]) ).

cnf(refute_1_10,plain,
    ( ~ apart_point_and_line(X_140,skolemFOFtoCNF_V_1)
    | distinct_points(X_140,intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)) ),
    inference(resolve,[$cnf( convergent_lines(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1) )],[refute_1_7,refute_1_9]) ).

cnf(refute_1_11,plain,
    ( ~ apart_point_and_line(intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1),skolemFOFtoCNF_V_1)
    | distinct_points(intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1),intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)) ),
    inference(subst,[],[refute_1_10:[bind(X_140,$fot(intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)))]]) ).

cnf(refute_1_12,plain,
    distinct_points(intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1),intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)),
    inference(resolve,[$cnf( apart_point_and_line(intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1),skolemFOFtoCNF_V_1) )],[refute_1_6,refute_1_11]) ).

cnf(refute_1_13,plain,
    ~ distinct_points(X,X),
    inference(canonicalize,[],[normalize_1_12]) ).

cnf(refute_1_14,plain,
    ~ distinct_points(intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1),intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)),
    inference(subst,[],[refute_1_13:[bind(X,$fot(intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)))]]) ).

cnf(refute_1_15,plain,
    $false,
    inference(resolve,[$cnf( distinct_points(intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1),intersection_point(skolemFOFtoCNF_U_1,skolemFOFtoCNF_V_1)) )],[refute_1_12,refute_1_14]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : GEO185+2 : TPTP v8.1.0. Released v3.3.0.
% 0.11/0.13  % Command  : metis --show proof --show saturation %s
% 0.12/0.34  % Computer : n024.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 600
% 0.12/0.34  % DateTime : Sat Jun 18 18:10:47 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.12/0.34  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.12/0.40  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.12/0.40  
% 0.12/0.40  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.12/0.41  
%------------------------------------------------------------------------------