Timeline for On generators of the Picard group of a projective smooth surface over a finite field
Current License: CC BY-SA 3.0
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| May 29, 2011 at 12:56 | comment | added | Fei | Yeah, thanks. So I guess it's always possible to choose a family of very ample generators...... But I think these generators can't be taken from one linear system of a very ample sheaf, so they belong to different linear systems (of very ample sheaves). Is that possible to find these very ample sheaves? | |
| May 29, 2011 at 12:15 | comment | added | Torsten Ekedahl | Any line bundle on a projective variety is the difference of two very ample line bundles (twist it by the powers of a very ample line bundle to make the twist very ample). | |
| May 29, 2011 at 11:19 | history | asked | Fei | CC BY-SA 3.0 |