Timeline for Is there a notation for natural isomorphism?
Current License: CC BY-SA 2.5
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Nov 11, 2010 at 7:47 | comment | added | Peter Samuelson | It's even better to put the tilde over an arrow showing the direction of the map that is an isomorphism. | |
| Nov 11, 2010 at 7:22 | history | answered | zorglub | CC BY-SA 2.5 |