%NaN    Not-a-Number.
%   NaN is the IEEE arithmetic representation for Not-a-Number.
%   A NaN is obtained as a result of mathematically undefined
%   operations like 0.0/0.0  and inf-inf.
%
%   See also INF.

%   Copyright 1984-2000 The MathWorks, Inc. 
%   $Revision: 5.5 $  $Date: 2000/06/01 16:46:43 $
%   Built-in function.
