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Questions
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Why are Dynkin diagrams characterized by their eigenvalues?

apr 6 10 at 23:56 Ben Webster♦ 20.7k●1●44●114

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Intuition behind the Eichler-Shimura relation?

mar 26 10 at 18:06 Emerton 38.9k●4●120●198

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Do non-associative objects have a natural notion of representation?

apr 13 10 at 2:21 Qiaochu Yuan 38.4k●5●116●301

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What is a reasonable finitary analogue of the statement that harmonic functions are smooth?

aug 20 10 at 20:47 Gjergji Zaimi 37.5k●2●72●149

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What representative examples of modules should I keep in mind?

nov 7 09 at 7:43 Jose Brox 975●1●12●22

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Young’s lattice and the Weyl algebra

mar 16 11 at 18:59 David Hill 615●3●7

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What does the incidence algebra of the lattices in C tell us about modular forms?

may 3 10 at 20:22 MathOverflow♦ 1●2●3

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What is a section?

dec 7 09 at 1:39 Andrew Critch 5,856●12●44

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What finitely presented groups embed into GL_2?

jul 31 at 14:34 Misha 12.6k●1●26●48

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Which topological spaces have the property that their sheaves of continuous functions are determined by their global sections?

nov 22 09 at 21:12 Andrew Stacey 16k●1●40●110

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