24

Answers
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9
Status of Grothendieck’s conjecture on homomorphisms of abelian schemes
5
On Weil’s characters of type (A)
12
On Grothendieck’s period relations
6
Adelic formulations of complex multiplication and modular curves
3
vanishing of cohomology sheaves with supports and values in the multiplicative group
2
Verifying claims in the proof of the Rigidity Lemma (Mumford, GIT)
10
Mumford-Tate group and Galois representations
3
Question about Faltings, Chai: Degeneration of abelian varieties
4
Isomorphism between pull-backs of an F-crystal by different liftings of Frobenius
9
Famous mathematicians with background in arts/humanities/law etc
6
Image of projective 1-space contained in projective 1-space over a smaller field?
10
Why is Class Field Theory the same as Langlands for GL_1?
3
Opers, connections
6
On a Theorem of Fontaine
4
$k$ structures on $K$ vector spaces
5
Twisted forms and $\check{H}^1$
2
Direct image of structure sheaf under base change
3
Are all Shimura Varieties Special Subvarieties of the Siegel modular Variety?
7
Period rings for Galois representations
6
Frobenius elements from the point of view of étale fundamental groups
2
What kind of structures allow Galois descent?
4
Problems where we can’t make a canonical choice, solved by looking at all choices at once
5
Normal Varieties
2
Family of Enriques surfaces and Grothendieck-Riemann-Roch