Description
Spheroid described by effective radius and aspect ratio
Usage
spheroid_ar(rv, h, type = c("prolate", "oblate"))
Arguments
rv
equivolume sphere radius
Details
Describe a spheroid by the aspect ratio and effective radius of an equi-volume sphere
V = 4/3 pi rv^3 = 4/3 pi a^2 c
c = h * a