spherical coordinates

*To*: MATHGROUP at yoda.physics.unc.edu*Subject*: spherical coordinates*From*: "Tesman, Barry" <TESMAN at dickinson.edu>*Date*: Wed, 21 Apr 93 21:32:32 edt

Does anyone know of a Mathematica package/command/... for working with spherical coordinates? For example, one that contains a command for finding the arc length between two points, given in spherical coordinates, on a sphere. Thanks, Barry Tesman tesman at dickinson.edu