Timeline for Does the cohomology after Dehn surgery depend only on the original 3-manifold or also how the knot is situated?
Current License: CC BY-SA 3.0
7 events
| when toggle format | what | by | license | comment | |
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| Apr 13, 2017 at 12:19 | history | edited | CommunityBot |
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| Apr 28, 2014 at 16:11 | vote | accept | CommunityBot | ||
| Apr 26, 2014 at 17:44 | comment | added | Danny Ruberman | I agree that this would be better for MSE, but since the OP didn't get a response there, I wrote an answer which is posted below. | |
| Apr 26, 2014 at 17:41 | answer | added | Danny Ruberman | timeline score: 9 | |
| Apr 26, 2014 at 17:20 | comment | added | Alex Degtyarev | Honestly, this is indeed more appropriate for MSE. Of course, this depends on the knot, which you can easily see by writing down Poincar\'e duality and appropriate exact sequences. E.g., if you start with $S^2\times S^1$, you can get back $S^3$ or, by choosing a trivial knot, you can further increase the Betti numbers. | |
| Apr 26, 2014 at 17:18 | review | Close votes | |||
| Apr 28, 2014 at 13:05 | |||||
| Apr 26, 2014 at 16:01 | history | asked | user2529 | CC BY-SA 3.0 |