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Questions
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Class number measuring the failure of unique factorization

mar 20 at 17:15 Daniel Miller 2,311●8●23

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Is the Brauer group of a surface an elliptic curve?

jun 15 11 at 3:11 Benjamin Antieau 2,336●9●18

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What is the algebraic closure of the field with one element?

may 14 at 19:30 Daniel Miller 2,311●8●23

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When is a product of elliptic curves isogenous to the Jacobian of a hyperelliptic curve?

feb 8 12 at 22:03 Yuri Zarhin 2,204●4●11

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Families of number fields of prime discriminant

nov 17 10 at 0:24 Frank Thorne 3,833●1●19●50

 
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Legitimacy of reducing mod p a complex multiplication action of an elliptic curve?

aug 17 10 at 4:02 William Stein 1,856●8●19

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CM field to Torus to Abelian Variety?

jul 23 10 at 23:22 MathOverflow♦ 1●2●3

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Galois representations attached to Maass form

feb 29 12 at 14:28 Joël 9,459●19●52

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Geometric meaning of fiber of modular parameterization over a point of an elliptic curve?

aug 23 10 at 16:14 Chris Wuthrich 1,775●6●11

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What is the Shafarevich-Tate group of GL(2)?

oct 27 10 at 20:27 Dror Speiser 3,932●1●7●34

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