Timeline for Zigzags and contractibility of categories
Current License: CC BY-SA 3.0
3 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Apr 13, 2017 at 12:58 | history | edited | CommunityBot |
replaced http://mathoverflow.net/ with https://mathoverflow.net/
|
|
| Aug 14, 2014 at 16:52 | history | edited | Ilias A. | CC BY-SA 3.0 |
added 64 characters in body
|
| Aug 14, 2014 at 16:43 | history | answered | Ilias A. | CC BY-SA 3.0 |