Timeline for Connected representant of a framed cobordism class (reference needed)
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jul 31, 2014 at 21:02 | comment | added | Kevin Walker | Oops -- that should have been $(n\ge 1)$-manifolds. (Too late to edit the original comment now.) | |
| Jul 31, 2014 at 18:55 | comment | added | Kevin Walker | $(n>1)$-manifolds can be surgered to make them connected (connected sum). Not true for 0-manifolds. | |
| Jul 31, 2014 at 16:12 | comment | added | Mark Grant | Ah, OK. Where does your proposed proof for $n>0$ break down when $n=0$? | |
| Jul 31, 2014 at 15:44 | comment | added | Peter Franek | Thanks, I edited the question; I'm mainly interested in the $n>0$ case. | |
| Jul 31, 2014 at 15:07 | history | answered | Mark Grant | CC BY-SA 3.0 |