galpy.potential.Potential.Rforce

Potential.Rforce(R, z, phi=0.0, t=0.0)

NAME:

Rforce

PURPOSE:

evaluate radial force F_R (R,z)

INPUT:

R - Cylindrical Galactocentric radius

z - vertical height

phi - azimuth (optional)

t - time (optional)

OUTPUT:

F_R (R,z,phi,t)

HISTORY:

2010-04-16 - Written - Bovy (NYU)