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Mark
  • Member for 14 years, 5 months
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question
178
Why do probabilists take random variables to be Borel (and not Lebesgue) measurable?
Jul 12, 2010
answer
73
Suggestions for good notation
Oct 20, 2010
question
67
How should one think about non-Hausdorff topologies?
Oct 29, 2010
answer
59
Demystifying the Caratheodory approach to measurability
Jul 31, 2010
answer
55
Generalizing a problem to make it easier
Sep 28, 2010
question
50
Is there an algebraic approach to metric spaces?
Mar 31, 2012
answer
41
Proof synopsis collection
Oct 27, 2010
answer
30
Examples of common false beliefs in mathematics
Oct 22, 2010
question
22
Which norms have rich isometry groups?
May 10, 2011
answer
22
Books you would like to read (if somebody would just write them…)
Feb 2, 2011
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Can one deduce Liouville's theorem (in complex analysis) from the non-emptiness of spectra in complex Banach algebras?
47
When can two linear operators on a finite-dimensional space be simultaneously Jordanized?
40
Measure on topological spaces
36
What are some examples of induction where the base case is difficult but the inductive step is trivial?
34
If $AB = I$ then $BA = I$