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Questions
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Why do probabilists take random variables to be Borel (and not Lebesgue) measurable?

aug 13 10 at 6:32 Dmitri Pavlov 7,197●1●13●44

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7
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Is there an algebraic approach to metric spaces?

may 1 at 17:08 Wlodzimierz Holsztynski 1,214●5●12

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How should one think about non-Hausdorff topologies?

feb 3 11 at 6:32 Dmitri Pavlov 7,197●1●13●44

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6
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908
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Which norms have rich isometry groups?

jul 17 at 20:50 Lucas 1

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Nice applications of the spectral theorem?

feb 8 11 at 17:01 Ben Golub 359●1●9

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5
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The definition of homotopy in algebraic topology

aug 12 10 at 7:48 Dan Ramras 3,853●2●17●26

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7
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Which groups can be recovered from their unitary dual?

oct 24 10 at 10:35 Andreas Thom 13.1k●1●23●65

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2
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397
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Conditions on a metric space so that boundedness implies total boundedness

aug 29 10 at 16:54 Bill Johnson 14.5k●1●33●60

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476
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Which Banach algebras are group algebras?

apr 3 11 at 4:01 Yemon Choi 8,608●1●20●45

 
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2
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Decomposing an arbitrary unitary representation of a connected nilpotent Lie group in terms of its irreps

mar 8 11 at 4:42 Vignon 51●2

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