Timeline for Picard sequence for sujective morphisms
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| May 29, 2015 at 16:20 | comment | added | user052715 | Thank you for your help but I think the condition is too restrictive (for me). Do you know where it is written how to derive picard-brauer exact sequence for rings homomorphism from the Leray spectral sequence? | |
| May 29, 2015 at 13:03 | comment | added | anon | If $\phi$ is cohomologically flat in dimension 0, then the morphism $\mathbb{G}_{m,Y}\rightarrow \phi_{*}\mathbb{G}_{m,X}$ is an isomorphism. See mathoverflow.net/questions/61289/… | |
| May 29, 2015 at 9:00 | history | undeleted | user052715 | ||
| May 28, 2015 at 18:00 | history | deleted | user052715 | via Vote | |
| May 28, 2015 at 17:16 | history | asked | user052715 | CC BY-SA 3.0 |