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Fiktor's user avatar
Fiktor's user avatar
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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question
22
Does every vector bundle allow a finite trivialization cover?
Apr 19, 2012
question
15
Representation of vectors in $\mathbb{R}^2$ via differences of small vectors.
Oct 1, 2010
question
14
Which rights do mathematicians usually have on their published works and how do they use them?
Oct 14, 2010
answer
13
Do there exist associative sudoku squares?
Sep 23, 2010
question
9
In which commutative algebras does any derivation possess a flow?
Sep 23, 2010
question
8
The main ideas in choosing the strategy for numbering displayed math
Oct 15, 2010
question
7
What is the best known estimate for the place of the prime gap with length 1.609*10^18?
Oct 5, 2010
question
6
Does there exist any massive proper $C^*$-subalgebra?
Oct 15, 2010
question
6
Expression of a non-orthogonal projection in a $C^*$ algebra via an orthogonal one
Nov 12, 2013
question
5
Every real-valued continuous function on a closed set of compact Hausdorff space has an extension.
Oct 27, 2010
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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?