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Fiktor
  • Member for 13 years, 8 months
  • Last seen more than a month ago
  • Pasadena, California
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I'm doing PhD in noncommutative geometry at Caltech.

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84
Prove that $\prod_{k=1}^{n-1}\sin\frac{k \pi}{n} = \frac{n}{2^{n-1}}$
58
Is there any way to generate custom errors/warnings in LaTeX?
47
How to typeset subscript in usual text mode?
35
How to find a package name by a command name?
31
Fundamental group of GL(n,C) is isomorphic to Z. How to learn to prove facts like this?