47
如何理解庞加莱对偶（Poincare Duality）? - 知乎
source link: https://www.zhihu.com/question/267242139/answer/622957674
Go to the source link to view the article. You can view the picture content, updated content and better typesetting reading experience. If the link is broken, please click the button below to view the snapshot at that time.
一个经典的理解是这样的：在category of spectra里面流形M是dualizable的，dual N是-Tangent的Thom space…
Recommend
About Joyk
Aggregate valuable and interesting links.
Joyk means Joy of geeK