## TPTP Problem File: SEV440^1.p

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```%------------------------------------------------------------------------------
% File     : SEV440^1 : TPTP v7.5.0. Released v6.4.0.
% Domain   : Set Theory
% Problem  : Basic set theory, functions, relations
% Version  : [Ben08] axioms.
% English  :

% Refs     : [BS+05] Benzmueller et al. (2005), Can a Higher-Order and a Fi
%          : [BS+08] Benzmueller et al. (2007), Combined Reasoning by Autom
%          : [Ben08] Benzmueller (2008), Email to Geoff Sutcliffe
% Source   : [TPTP]
% Names    :

% Status   : Satisfiable
% Rating   : 0.00 v7.4.0, 0.33 v6.4.0
% Syntax   : Number of formulae    :   86 (   0 unit;  43 type;  43 defn)
%            Number of atoms       :  300 (  56 equality; 191 variable)
%            Maximal formula depth :   12 (   6 average)
%            Number of connectives :  153 (   8   ~;   5   |;  21   &; 106   @)
%                                         (   1 <=>;  12  =>;   0  <=;   0 <~>)
%                                         (   0  ~|;   0  ~&)
%            Number of type conns  :  258 ( 258   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   46 (  43   :;   0   =)
%            Number of variables   :  133 (   1 sgn;  26   !;  11   ?;  96   ^)
%                                         ( 133   :;   0  !>;   0  ?*)
%                                         (   0  @-;   0  @+)
% SPC      : TH0_SAT_EQU_NAR