by John on (#64QSY)
There are at least three common ways to describe the shape of an ellipse: eccentricity e, flattening f, and aspect ratio r. Each is a number between 0 and 1. (Flattening is also called ellipticity, which is a descriptive name, but unfortunately it sounds a lot like eccentricity.) Although converting between these three descriptions is […]The post Eccentricity, Flattening, and Aspect Ratio first appeared on John D. Cook.