%ISNAN	True for Not-A-Number.
%	ISNAN(X) returns 1's where the elements of X are NaN's and
% 	0's where they are not.  For example ISNAN([pi NaN Inf -Inf])
%	is [0 1 0 0].
%
%	See also FINITE, ISINF.

%	Copyright (c) 1984-94 by The MathWorks, Inc.
%	Built-in function.
