galpy.util
NAME:
spher_to_cyl
PURPOSE:
convert from spherical to cylindrical coordinates
INPUT:
r, theta, phi - spherical coordinates
OUTPUT:
R, z, phi - spherical coordinates
HISTORY:
2016-05-20 - Written - Aladdin
spher_to_cyl()
galpy.util.coords.sphergal_to_rectgal
galpy.util.coords.spher_to_cyl_vec