Timeline for Can a subset of the plane have nontrivial $H_2$ or $\pi_2$?
Current License: CC BY-SA 4.0
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| when toggle format | what | by | license | comment | |
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| Jun 14, 2018 at 17:54 | comment | added | j.c. | Thanks for finding the link to Zastrow's revised paper. I found a page of his which links to both the old and new versions and briefly describes the differences mat.ug.edu.pl/~zastrow/Nnonano.htm . Versions of his Habilitationsschrift are also available here homepage.ruhr-uni-bochum.de/Andreas.Zastrow/pitriv.htm | |
| Jun 14, 2018 at 17:25 | history | edited | Ian Agol | CC BY-SA 4.0 |
added 9 characters in body
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| Dec 9, 2014 at 22:47 | vote | accept | Timothy Chow | ||
| Dec 9, 2014 at 22:20 | history | answered | Ian Agol | CC BY-SA 3.0 |