Date: Jan 21, 2014 7:17 PM
Author: Leon Aigret
Subject: Re: Surface geodesics
On Sun, 19 Jan 2014 17:40:23 +0100, XPOSITO <firstname.lastname@example.org>
>Can somebody provide an example of a connected surface containing **NO**
>apart from those surfaces contained in the plane or the sphere?
Probably not. Theorem 6.7.1 at the bottom of page 74 in Differential
and Riemannian Geometry by Detlev Laugwitz states:
If all geodesics of a surface are plane curves then the surface is a
piece of a sphere or of the plane.