Sponsorised links
April 2008
June 2006
流形
流形(Manifold),一般可以認為是局部具有歐氏空間性質的空間。 而實際上歐氏空間就是流形最簡單的實例。像地球表面這樣的球面是一個稍為複雜的例子。一般的流形可以通過把許多平直的片
1
(2 marks)
PUBLIC marks
BlogMarks is a collaborative link management project based on sharing and key-word tagging. Build on a blog basis, BlogMarks is an open and free technology. Now, you can access your favorite URL's from any computer. And with BlogMarks, you share your favourite with other users.