NAME:
plotPotentials
PURPOSE:
plot a set of potentials
INPUT:
Pot - Potential or list of Potential instances
rmin= minimum R
rmax= maximum R
nrs= grid in R
zmin= minimum z
zmax= maximum z
nzs= grid in z
ncontours= number of contours
justcontours= (False) if True, just plot contours
savefilename= save to or restore from this savefile (pickle)
OUTPUT:
plot to output device
HISTORY:
2010-07-09 - Written - Bovy (NYU)