%ATAN2	Four quadrant inverse tangent.
%	ATAN2(Y,X) is the four quadrant arctangent of the real parts of the
% 	elements of X and Y.  -pi <= ATAN2(Y,X) <= pi.
%	See also ATAN.

%	Copyright (c) 1984-93 by The MathWorks, Inc.
%	Built-in function.
