galpy.util.coords.spher_to_cyl

galpy.util.coords.spher_to_cyl(r, theta, phi)

Convert from spherical to cylindrical coordinates

Parameters:

• r (float or numpy.ndarray) – Spherical r coordinate.

• theta (float or numpy.ndarray) – Spherical theta coordinate.

• phi (float or numpy.ndarray) – Spherical phi coordinate.

Returns:

Containing (R,z,phi)

Return type:

numpy.ndarray

Notes

• 2016-05-20 - Written - Aladdin