Timeline for Proofs without words
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Nov 29, 2017 at 20:56 | history | edited | j.c. | CC BY-SA 3.0 |
update broken link
|
| Apr 10, 2011 at 15:54 | history | answered | user11235 | CC BY-SA 3.0 |