Timeline for Why torsion is important in (co)homology ?
Current License: CC BY-SA 2.5
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Apr 27, 2010 at 8:15 | comment | added | Lennart Meier | Indeed, they are terribly important. For example, most of the techniques computing (2-primary, stable) homotopy groups of spheres use Steenrod operations. | |
| Apr 26, 2010 at 19:33 | history | answered | Mikhail Bondarko | CC BY-SA 2.5 |