[x,y,z] = sph2cart(az,el,r)
[x,y,z] = sph2cart(az,el,r) transforms data stored as spherical coordinates to Cartesian, or xy, coordinates. az, el, and r must all be the same size. az and el are in radians.
cart2pol,cart2sph,pol2cart
(c) Copyright 1994 by The MathWorks, Inc.