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# 213,227 Reputation

70 yesterday
 +10 20:18 upvote Evaluating $\lim\limits_{n\to\infty} e^{-n} \sum\limits_{k=0}^{n} \frac{n^k}{k!}$ +10 19:08 upvote Expected time to roll all 1 through 6 on a die +10 18:31 upvote Calculating probabilities over different time intervals +10 17:10 upvote Distribution of higher powers than 2 of a gaussian distribution +10 14:55 upvote Divergence of $\sum\limits_{k=1}^n \frac{a_n}{S_n}$ where $S_n = \sum\limits_{k=1}^n a_k$, when $S_n$ diverges +10 13:27 upvote Find one-dimensional distribution function $F(y\mid t)$ of random process $Y(t)$ +10 05:07 upvote Formula similar to $EX=\sum\limits_{i=1}^{\infty}P\left(X\geq i\right)$ to compute $E(X^n)$?
20 2 days ago
 +10 01:56 upvote A problem in Poisson Processes +10 00:41 upvote Construct a function which is continuous in $[1,5]$ but not differentiable at $2, 3, 4$ 06:58 upvote Check that $\lim\limits_{n\to\infty}\sum\limits_{i=1}^{n}\left(\frac{i+x}{n}\right)^n=\frac{e^{x+1}}{e-1}$
50 May 22
 +10 14:24 upvote Construct a function which is continuous in $[1,5]$ but not differentiable at $2, 3, 4$ +10 13:35 upvote Probability of getting any number if I roll the die 4 times. +10 08:56 upvote Finding tight upper/lower bounds for $\mathbb{E}[\frac{1}{1+X^{2}}]$ where $X$ is a RV with $\mathbb{E}[X]=0$ and $\mbox{Var}(X)=\nu<\infty$ +10 04:26 upvote Ito Isometry and quadratic variation +10 03:22 upvote Limit value of a product martingale 12:23 6 events Check that $\lim\limits_{n\to\infty}\sum\limits_{i=1}^{n}\left(\frac{i+x}{n}\right)^n=\frac{e^{x+1}}{e-1}$ 04:09 upvote Expected value of maximum of three random variables from uniform distribution
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