Timeline for nontrivial isomorphisms of categories
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jun 28, 2012 at 17:55 | comment | added | Peter May | I see Martin added the second example, but I think it wasn't there when I started answering :) | |
| Jun 28, 2012 at 17:49 | history | answered | Peter May | CC BY-SA 3.0 |