Timeline for A walk on a compact 2D surface embedded in 3-space that never returns home
Current License: CC BY-SA 2.5
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Feb 21, 2013 at 8:40 | comment | added | Delio Mugnolo | ...and if you agree that the space is discrete, than this is just Polya's theorem. | |
| Jun 12, 2010 at 18:04 | history | answered | coudy | CC BY-SA 2.5 |