Geodesy Create Talk0 Category page This page needs content. You can help by adding a sentence or a photo! Add to this page! “An approximation for the average/mean radius of an ellipse's circumference, , is the elliptical... Ellipsoidal quadratic mean radius Angular eccentricity “The oblateness, ellipticity, or flattening of an oblate spheroid, or oblatum, is a measure of... Flattening Pages in category "Geodesy" The following 3 pages are in this category, out of 3 total. A Angular eccentricityE Ellipsoidal quadratic mean radiusF Flattening Retrieved from "http://math.wikia.com/wiki/Category:Geodesy"