Timeline for When is the push-forward of the structure sheaf locally free
Current License: CC BY-SA 3.0
6 events
| when toggle format | what | by | license | comment | |
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| Jun 8, 2011 at 14:46 | history | edited | Matthieu Romagny | CC BY-SA 3.0 |
added 40 characters in body
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| May 8, 2010 at 7:37 | comment | added | Matthieu Romagny | @t3suji : you're right, I forgot to say $f$ flat, thank you. | |
| May 8, 2010 at 3:07 | comment | added | jlk | Luc Illusie gives a nice exposition in his article "Grothendieck's existence theorem in formal geometry" (math.u-psud.fr/~illusie/illusie_trieste.pdf). The relevant section is section 3. | |
| May 7, 2010 at 20:58 | vote | accept | Ariyan Javanpeykar | ||
| May 7, 2010 at 20:45 | comment | added | t3suji | You probably want to add flatness of f. Note that your conditions (f is proper and fibers have no first cohomology) are obviously true for finite morphisms. | |
| May 7, 2010 at 20:32 | history | answered | Matthieu Romagny | CC BY-SA 2.5 |