Timeline for "non natural" iso between homotopy and homology
Current License: CC BY-SA 2.5
3 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Oct 9, 2010 at 7:05 | history | edited | Tilman | CC BY-SA 2.5 |
added 16 characters in body
|
| Oct 8, 2010 at 22:08 | comment | added | Charles Rezk | Not just tori have finitely many non-trivial homotopy groups (e.g., surfaces of positive genus, etc.). Do you mean these are the only ones with abelian $\pi_1$? | |
| Oct 8, 2010 at 21:50 | history | answered | Tilman | CC BY-SA 2.5 |