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crazyboy3333

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2Â¥: Originally posted by hank612 at 2015-01-16 09:10:57
http://www.cs.duke.edu/courses/fall06/cps296.1/Lectures/sec-II-2.pdf

page34 ÓÐÒ»°ëµÄÀý×Ó(µ¥·Çµ¥)

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hank612

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

http://www.cs.duke.edu/courses/f ... ctures/sec-II-2.pdf

page34 ÓÐÒ»°ëµÄÀý×Ó(µ¥·Çµ¥)

ÄãÈç·¨ÅÚÖÆ, ¿ÉµÃµ½Âú·ÇÂúµÄÀý×Ó.
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2Â¥2015-01-16 09:10:57
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hank612

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hlx313145(feixiaolin´ú·¢): ½ð±Ò+10 2015-01-17 15:47:44
ÒýÓûØÌû:
2Â¥: Originally posted by hank612 at 2015-01-16 09:10:57
http://www.cs.duke.edu/courses/fall06/cps296.1/Lectures/sec-II-2.pdf

page34 ÓÐÒ»°ëµÄÀý×Ó(µ¥·Çµ¥)

ÄãÈç·¨ÅÚÖÆ, ¿ÉµÃµ½Âú·ÇÂúµÄÀý×Ó.

http://en.wikipedia.org/wiki/Fundamental_group
"Real projective space" ²¿·Ö.

Æ©Èç ¶þÖØ¸²¸ÇÓ³Éä, »òÕß S^n --> P^n.

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3Â¥2015-01-16 09:19:52
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