Timeline for Etale homology via étale cosheaves
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Apr 10, 2013 at 6:54 | vote | accept | David Corwin | ||
| Feb 14, 2013 at 18:16 | comment | added | Dustin Clausen | (for a nice reference from the Cech perspective, see Mitchell's paper math.uiuc.edu/K-theory/0346/topk.pdf in section 3.) | |
| Feb 14, 2013 at 15:53 | comment | added | Dustin Clausen | No, I literally mean Pontryagin dual. Think of it this way: etale cohomology with Z/l^infty coefficients should be equal to continuous homomorphisms from \pi_1(X) to Z/l^infty, or to continuous homomorphisms from H_1(X;Z_l) to Z/l^infty. This just means that H^1(X;Z/l^infty) is Pontryagin dual to H_1(X;Z_l). | |
| Feb 14, 2013 at 8:19 | comment | added | David Corwin | I think you mean Poincare? | |
| Feb 14, 2013 at 3:47 | history | answered | Dustin Clausen | CC BY-SA 3.0 |