摘要: I've been working for the past 15 months on repairing my rusty math skills, ever since I read a biography of Johnny von Neumann. I've read a huge stack of math books, and I have an even bigger stack o... 阅读全文
posted @ 2007-11-01 00:12 能巴 阅读(342) 评论(0) 推荐(0) 编辑