T. Eskin
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 Dec 26 reviewed No Action Needed Show that if $a\neq 0$ in $M_2(\Bbb{R})$, the smallest ideal containing $a$ is the ring itself Dec 26 reviewed No Action Needed Any advise and suggestions about Real analysis and measure theory? Dec 26 reviewed Approve Prove that $\cot^2{(\pi/7)} + \cot^2{(2\pi/7)} + \cot^2{(3\pi/7)} = 5$ Dec 25 reviewed No Action Needed How can I find maximum and and minimum values of $f(x,y)=xye^{-(x+y)}$? Dec 25 reviewed Looks OK How to find the limits by using series Dec 25 revised Normal convergence Added latex. Dec 25 awarded Custodian Dec 25 reviewed Approve Distribute 10 white and 10 black balls into 20 distinct boxes s.t. no box is empty? Dec 25 reviewed Reviewed Hyperbolas on an Imaginary Graph Dec 25 revised Hyperbolas on an Imaginary Graph Added latex. Dec 25 reviewed Looks OK Find the acute angle $x$ for $\tan x = \tan(x+10^\circ)\tan(x+20^\circ)\tan(x+30^\circ)$. Dec 25 awarded Custodian Dec 25 reviewed No Action Needed Dehn presentation proof reference request Dec 25 reviewed Looks OK Find the acute angle $x$ for $\tan x = \tan(x+10^\circ)\tan(x+20^\circ)\tan(x+30^\circ)$. Dec 25 reviewed No Action Needed Annihilator of a subset in the dual space. Dec 25 awarded Custodian Dec 25 reviewed Reviewed integral of $\ln x$ from 0 to 1 Dec 25 revised Difference between $\lim_{n\to\infty}P(|X_n-X|<\epsilon)=1$ and $\lim_{n\to\infty}P(|X_n-X|=0)=1$ added 29 characters in body Dec 25 revised Difference between $\lim_{n\to\infty}P(|X_n-X|<\epsilon)=1$ and $\lim_{n\to\infty}P(|X_n-X|=0)=1$ added 29 characters in body Dec 25 answered Difference between $\lim_{n\to\infty}P(|X_n-X|<\epsilon)=1$ and $\lim_{n\to\infty}P(|X_n-X|=0)=1$