Mathematics
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A.S.
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All Questions Answers
Score Newest
answer
20
Are there any situations in which L'Hopital's Rule WILL NOT work?
Nov 10, 2015
answer
15
How to prove $(\frac 1n)^n+(\frac 2n)^n+\cdots+(\frac nn)^n\geqslant\frac{3n+1}{2n+2}$
Sep 29, 2015
answer
8
How might one prove the following inequality?
Sep 28, 2015
answer
7
Let $M$ be a non-zero $3\times 3$ matrix satisfying $M^3=O$
Oct 31, 2015
answer
7
Convergence of series $\sum\limits_{k=1}^\infty\frac{1}{X_1+\dots+X_k}$ with $(X_k)$ i.i.d. non integrable
Nov 22, 2015
answer
7
Concentration inequality for sum of squares of i.i.d. sub-exponential random variables?
Feb 18, 2016
answer
5
How to estimate numbers like $(19/20)^{30}$
Dec 1, 2015
answer
5
If we randomly select 25 integers between 1 and 100, how many consecutive integers should we expect?
Dec 9, 2015
answer
5
Let $(s_n)$ be a sequence of nonnegative numbers, and $\sigma_n=\frac{1}{n}(s_1+s_2+\cdots +s_n)$. Show that $\liminf s_n \le \liminf \sigma_n$.
Sep 29, 2015
answer
5
Multivariate Normal Distribution: Relationship between two conditional probabilities.
Sep 28, 2015
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