TPTP Problem File: SET774+4.p

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%--------------------------------------------------------------------------
% File     : SET774+4 : TPTP v9.0.0. Released v2.2.0.
% Domain   : Set Theory (Equivalence relations)
% Problem  : The restriction of a pre-order relation is a pre-order relation
% Version  : [Pas99] axioms.
% English  :

% Refs     : [Pas99] Pastre (1999), Email to G. Sutcliffe
% Source   : [Pas99]
% Names    :

% Status   : Theorem
% Rating   : 0.48 v9.0.0, 0.47 v8.2.0, 0.56 v8.1.0, 0.47 v7.5.0, 0.44 v7.4.0, 0.47 v7.3.0, 0.34 v7.2.0, 0.31 v7.1.0, 0.35 v7.0.0, 0.33 v6.4.0, 0.38 v6.3.0, 0.46 v6.2.0, 0.36 v6.1.0, 0.40 v6.0.0, 0.48 v5.5.0, 0.56 v5.4.0, 0.57 v5.3.0, 0.59 v5.2.0, 0.55 v5.1.0, 0.62 v5.0.0, 0.58 v4.1.0, 0.61 v4.0.1, 0.57 v4.0.0, 0.58 v3.7.0, 0.55 v3.5.0, 0.63 v3.4.0, 0.68 v3.3.0, 0.64 v3.2.0, 0.82 v3.1.0, 0.78 v2.7.0, 0.83 v2.6.0, 0.86 v2.5.0, 0.88 v2.4.0, 0.75 v2.3.0, 0.67 v2.2.1
% Syntax   : Number of formulae    :   17 (   1 unt;   0 def)
%            Number of atoms       :   71 (   4 equ)
%            Maximal formula atoms :   13 (   4 avg)
%            Number of connectives :   57 (   3   ~;   2   |;  22   &)
%                                         (  15 <=>;  15  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   7 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :    9 (   8 usr;   0 prp; 2-3 aty)
%            Number of functors    :   10 (  10 usr;   1 con; 0-3 aty)
%            Number of variables   :   60 (  56   !;   4   ?)
% SPC      : FOF_THM_RFO_SEQ

% Comments :
%--------------------------------------------------------------------------
%----Include set theory definitions
include('Axioms/SET006+0.ax').
%----Include equivalence relation axioms
include('Axioms/SET006+2.ax').
%--------------------------------------------------------------------------
fof(thIII10,conjecture,
    ! [E,X,R] :
      ( ( pre_order(R,E)
        & subset(X,E) )
     => pre_order(R,X) ) ).

%--------------------------------------------------------------------------