galpy.potential.evaluateRforces

galpy.potential.evaluateRforces(R, z, Pot, phi=0.0, t=0.0)
NAME:
evaluateRforce
PURPOSE:
convenience function to evaluate a possible sum of potentials
INPUT:

R - cylindrical Galactocentric distance

z - distance above the plane

Pot - a potential or list of potentials

phi - azimuth (optional)

t - time (optional)

OUTPUT:
F_R(R,z,phi,t)
HISTORY:
2010-04-16 - Written - Bovy (NYU)