Timeline for Touching-tetrahedra graphs
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| May 25, 2012 at 17:56 | comment | added | Joseph O'Rourke | Thanks, Igor, I did not know of the zeolite connection! | |
| May 25, 2012 at 16:26 | history | answered | Igor Rivin | CC BY-SA 3.0 |