Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10 5/3/83 based; site hound.UUCP Path: utzoo!linus!decvax!tektronix!hplabs!qantel!ihnp4!houxm!hound!georg1 From: georg1@hound.UUCP (G.KARAWAS) Newsgroups: net.math,net.general Subject: Length of Geodesic on (rotational) Ellipsoid Message-ID: <1496@hound.UUCP> Date: Tue, 19-Nov-85 21:31:28 EST Article-I.D.: hound.1496 Posted: Tue Nov 19 21:31:28 1985 Date-Received: Sat, 7-Dec-85 16:27:37 EST Organization: AT&T Bell Labs, Holmdel NJ Lines: 8 Does anyone have a reference for the EXACT calculation of the length of (the) geodesic between two points on the surface of a (rotational) ellipsoid? Is it expressible in terms of elliptic integrals? Geodesy books give a lot of formulas, with little explanation. Books on Differential Geometry state the differential equations for the geodesics with no solution. Any information will be greatly appreciated.