问题

Questions in category: 黎曼几何 (Riemannian Geometry).

[Cohn-Vossen]2维正截面曲率黎曼流形的 simple point 的集合总是非空.

Posted by haifeng on 2011-08-01 23:05:13 last update 2011-08-01 23:12:49 | Answers (0) | 收藏