Mathematics
Norbert
  • Member for 10 years, 2 months
  • Last seen more than a month ago
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The one you probably have not heard of.

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All Questions Answers
Votes Newest
48
What was that? Chat with an "expert"
Mar 31 '13
45
Suspicious behavior between two MSE users
Oct 10 '12
43
Clever downvoting
Jul 6 '14
10
Suggestion for new badge
May 3 '13
6
Will split question feature be useful?
Dec 24 '12
6
Annoying bugs when using Chrome
Apr 22 '12
6
Three answers disappeared
Oct 7 '12
3
Edited questions
Jan 2 '12
Top network posts
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119
Continuous projections on $\ell_1$ with norm $>1$
111
Relations between p norms
62
Proving $\frac{\sin x}{x} =\left(1-\frac{x^2}{\pi^2}\right)\left(1-\frac{x^2}{2^2\pi^2}\right) \left(1-\frac{x^2}{3^2\pi^2}\right)\cdots$
41
How to show that quotient space $X/Y$ is complete when $X$ is Banach space, and $Y$ is a closed subspace of $X$?
34
Evaluating $ \lim\limits_{n\to\infty} \sum_{k=1}^{n^2} \frac{n}{n^2+k^2} $

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