151

Questions
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Is “semisimple” a dense condition among Lie algebras?

dec 25 09 at 1:08 Theo Johnson-Freyd 22.3k●2●27●110

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What algebraic group does Tannaka-Krein reconstruct when fed the category of modules of a non-algebraic Lie algebra?

mar 8 at 16:55 Daniel Miller 2,311●8●23

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What does “quantization is not a functor” really mean?

feb 27 10 at 16:41 David Jordan 4,080●7●23

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What is the classifying space of “G-bundles with connections”

feb 18 10 at 2:04 Konrad Waldorf 1,905●1●13●15

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Is there a “quantum” Riemann zeta function?

nov 23 10 at 21:16 F. C. 412●3●6

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What is the symbol of a differential operator?

mar 5 10 at 16:25 Steve Huntsman 8,139●1●22●56

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What does the generating function $x/(1 - e^{-x})$ count?

mar 9 10 at 9:06 Bruce Westbury 6,635●2●10●25

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Examples of applications of the Borel-Weil-Bott theorem?

jan 9 10 at 23:17 Ben Webster♦ 20.7k●1●44●114

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What’s the current state of the classification of not-fully-extended TQFTs?

jul 18 10 at 16:30 Jacob Lurie 6,259●24●36

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Can every manifold be given an analytic structure?

dec 13 09 at 22:17 Scott Morrison♦ 4,460●4●26●44

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