Timeline for open but not affine subscheme?example?
Current License: CC BY-SA 2.5
7 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Feb 3, 2011 at 22:16 | history | edited | Sándor Kovács | CC BY-SA 2.5 |
typo; deleted 2 characters in body
|
| Nov 27, 2010 at 15:44 | comment | added | Karl Schwede | @Holger Partsch, that's awesome. That's an equally weird equal characteristic ($p > 0$) example of a family all of whose closed fibers are affine, but whose generic fiber is not affine! | |
| Nov 27, 2010 at 11:19 | comment | added | Holger Partsch | For an equal characteristic example which exhibits a similar behavior see "Tight closure does not commute with localization" Holger Brenner and Paul Monsky Annals Vol. 171 (2010), No. 1, 571–588 especially Remark 4.2. | |
| Nov 27, 2010 at 2:36 | history | edited | BCnrd | CC BY-SA 2.5 |
Fixed typo about \Z-smoothness (also made in the reference).
|
| Nov 26, 2010 at 20:29 | history | edited | Karl Schwede | CC BY-SA 2.5 |
added 110 characters in body
|
| Nov 26, 2010 at 19:43 | comment | added | Hailong Dao | +1 for this fabulously weird example! | |
| Nov 26, 2010 at 19:10 | history | answered | Karl Schwede | CC BY-SA 2.5 |