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# Questions

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### What are some triangulations of Grassmannians?

mar 18 at 21:48 Marek Krčál 1111

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### Is endoscopy interesting in simply-laced cases?

jul 1 11 at 20:10 David Treumann 1,808413

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### How often does suspension define an action of Z/2 on a category of module spectra?

nov 18 10 at 16:20 Charles Rezk 12.9k13166

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### Topological obstructions to extending algebraic vector bundles

aug 20 10 at 14:56 David Treumann 1,808413

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### What kind of line bundles have Chern class of Hodge type (2,0) or (0,2)?

jun 9 10 at 4:08 Tim Perutz 8,65511642

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### When does a quasicoherent sheaf vanish?

jan 26 10 at 0:54 Steven Sam 5,28011635

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### What are CR manifolds like?

dec 2 09 at 16:06 Andrea Altomani 42716

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### What functor does a Schubert variety represent?

nov 27 09 at 23:51 David Treumann 1,808413

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### What are the possible images of a square under an area-preserving map?

nov 12 09 at 15:20 David Treumann 1,808413

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