Timeline for Category of concrete categories
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Aug 23, 2017 at 9:32 | vote | accept | André Henriques | ||
| Aug 22, 2017 at 10:15 | history | answered | Peter LeFanu Lumsdaine | CC BY-SA 3.0 |