详见：http://www.matrix67.com/blog/archives/499
smale 球面外翻 拓扑
新浪简介 | About Sina | 广告服务 | 联系我们 | 招聘信息 | 网站律师 | SINA English | 会员注册 | 产品答疑
Copyright ? 1996 - 2009 SINA Corporation, All Rights Reserved
欢迎使用最酷最火沟通工具新浪微博
{var%20f='http://v.t.sina.com.cn/share/share.php?',u=z||d.location, p=['url=',e(u),'&title=',e(d.title),'&source=',e(r),'&sourceUrl=',e(l),'&content=',c||'gb2312','&pic=',e(p||'')].join(''); function%20a(){if(!window.open([f,p].join(''),'mb',['toolbar=0,status=0,resizable=1,width=440,height=430,left=',(s.width-440)/2,', top=',(s.height-430)/2].join('')))u.href=[f,p].join('');};if(/Firefox/.test(navigator.userAgent))setTimeout(a,0);else%20a(); })(screen,document,encodeURIComponent,'新浪-播客','http://you.video.sina.com.cn/b/12554031-1245986775.html','http://p4.v.iask.com/4/337/12554031_1.jpg','Smale球面外翻问题演示视频','',''));){kind=link}