Timeline for Normal schemes and Serre's criterion
Current License: CC BY-SA 4.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Aug 11, 2022 at 10:16 | vote | accept | fish_monster | ||
| Aug 11, 2022 at 9:50 | comment | added | Sasha | In 2 the dimension is 1, so there are no subschemes of codimension at least 2 and the condition is void. | |
| Aug 11, 2022 at 9:50 | comment | added | Sasha | In 1 take $Y$ to be the gluing point, so that $X - Y$ is the disjoint union of the punctured planes, and take the function which is equal to $0$ on one punctured plane and $1$ on the other; it obviously does not extend. | |
| Aug 11, 2022 at 9:23 | comment | added | fish_monster | Why is 1 not $S_2$? (And why is 2 $S_2$?) | |
| Aug 11, 2022 at 9:21 | history | answered | Sasha | CC BY-SA 4.0 |