Timeline for Intersection in toric variety
Current License: CC BY-SA 4.0
6 events
when toggle format | what | by | license | comment | |
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Jun 30 at 17:55 | vote | accept | Robert B | ||
Jun 30 at 17:38 | history | edited | Will Sawin | CC BY-SA 4.0 |
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Jun 30 at 15:36 | history | edited | Will Sawin | CC BY-SA 4.0 |
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Jun 30 at 15:33 | comment | added | Will Sawin | @RobertB Not if the map $W \to \mathbb P^{11}$ has two-dimensional fibers over a four-dimensional locus and $W$ is the inverse image of that locus. Being nef certainly doesn't rule that out. | |
Jun 30 at 15:32 | comment | added | Robert B | Thanks, you argument definitely works when $W$ is irreducible. But let us say that $W$ has a component of dimension six. In this case intersecting $W$ with 5 general sections shouldn't we see a curve in the intersection? | |
Jun 30 at 15:03 | history | answered | Will Sawin | CC BY-SA 4.0 |