Mathematics
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Kroki
  • Member for 6 years, 1 month
  • Last seen this week
  • Montreal, QC, Canada
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Lover of maths

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All Questions Answers
Score Newest
answer
13
Coin tosses with unknown success probability
Aug 16, 2022
answer
11
Prove that $\sum_{a\in A} φ(a)=0$ where $A$ is finite Abelian group.
Apr 17, 2018
answer
11
Evaluate the limit $\lim\limits_{n\rightarrow \infty}\int_{0}^{\pi}\left|\sin(x)-\sin(2nx)\right|\text{ d}x$
Aug 10, 2022
answer
8
Price of Option in Betting Game
Jul 26
answer
7
Finding $\displaystyle \lim_{n \rightarrow \infty} \sqrt{n} \int_0^1 \left(\frac{\sin t}{t}\right)^n dt$
May 15
answer
6
Idea to show $\max\left\{\int_{0}^{1}\sqrt{1+n^2x^{2n-2}} \right\}dx < 2$
Aug 12, 2017
answer
6
Prove $\sum_{n=0}^\infty(-1)^n \frac{\Gamma\left(\frac{n+2}{2}\right)}{\Gamma\left(\frac{n+3}{2}\right)}=\frac{1}{\sqrt{\pi}}(\pi-2)$
Jun 12
answer
6
What is the relation between Zeta Function and nth Integral?
Jul 24
answer
5
Using connectedness to prove surjectivity...
Sep 21, 2021
answer
5
How to prove $\sum_{k=p}^n (-1)^k\binom{n}{k}\binom{k}{p} = (-1)^p$ by using generating functions
Jun 11
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7
Finding $\mathbb E(Y_1^2Y_2^2)$ when $(Y_1,Y_2)$ is normal

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