Timeline for An elementary proof that the degree of a map of spheres determines its homotopy type
Current License: CC BY-SA 2.5
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| May 21, 2010 at 22:24 | vote | accept | Charles Staats | ||
| May 21, 2010 at 22:06 | history | answered | Allen Hatcher | CC BY-SA 2.5 |