galpy.util.bovy_coords.cyl_to_rect_vec

galpy.util.bovy_coords.cyl_to_rect_vec(vr, vt, vz, phi)

NAME:

cyl_to_rect_vec

PURPOSE:

transform vectors from cylindrical to rectangular coordinate vectors

INPUT:

vr - radial velocity

vt - tangential velocity

vz - vertical velocity

phi - azimuth

OUTPUT:

vx,vy,vz

HISTORY:

2011-02-24 - Written - Bovy (NYU)