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Marko Riedel
Well it's me, Marko Riedel. ;-)
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Top Questions
6
votes
average order of $\sum\limits_{\substack{1\le k\le n \\ (k,n)=1}} \frac{1}{k}$
analytic-number-theory
asked Oct 30 '12 at 21:29
math.stackexchange.com
6
votes
the constant in the asymptotics of $\sum_{1\le k \le n} \frac{\varphi(k)}{k^2}$
analytic-number-theory
asked Nov 5 '12 at 23:54
math.stackexchange.com
6
votes
asymptotics of the expected number of edges of a random acyclic digraph with indegree and outdegree at most one
combinatorics
graph-theory
binomial-coefficients
random-graphs
asked Dec 24 '12 at 19:06
math.stackexchange.com
5
votes
asymptotics of the square indicator sum for subsequences of digits
number-theory
recreational-mathematics
asked Dec 8 '12 at 4:42
math.stackexchange.com
Top Answers
12
Compute $\sum_{k=1}^{\infty}e^{-\pi k^2}\left(\pi k^2-\frac{1}{4}\right)$
math.stackexchange.com
10
How to prove this identity $\pi=\sum\limits_{k=-\infty}^{\infty}\left(\frac{\sin(k)}{k}\right)^{2}\;$?
math.stackexchange.com
8
Closed form for $\sum_{n=-\infty}^{\infty}\frac{1}{(n-a)^2+b^2}$.
math.stackexchange.com
7
Proof of $\frac{1}{e^{\pi}+1}+\frac{3}{e^{3\pi}+1}+\frac{5}{e^{5\pi}+1}+\ldots=\frac{1}{24}$
math.stackexchange.com
6
Bubble sorting question
math.stackexchange.com
5
Identity for $\zeta(k- 1/2) \zeta(2k -1) / \zeta(4k -2)$?
math.stackexchange.com
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