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 Dec 3 awarded Yearling Nov 6 awarded Nice Answer Sep 22 comment Prove that limsup and liminf of an independent sequence are independent of finite number of terms @BCLC: Your edit was alright, but I prefer the current version. Sep 22 revised Prove that limsup and liminf of an independent sequence are independent of finite number of terms added 100 characters in body Sep 22 revised Prove that limsup and liminf of an independent sequence are independent of finite number of terms rolled back to a previous revision Aug 3 reviewed Looks OK Why does the surface area of the hypersphere go to zero as the number of dimensions goes to infinity? Jul 28 awarded limits Jul 26 reviewed Close What are the topics that must be covered in a beginning graph theory course? Jul 26 reviewed Close Continuity of translation property Jul 26 reviewed Leave Open Given $\tan A + \tan B = 3x$ and $\tan A \tan B = 2x^2$, find $\tan A - \tan B$ Jul 26 reviewed Close co-ordinate geometry question 3 Jul 26 reviewed Leave Open Exponential map only for matrix Lie algebras? Jul 26 reviewed Close Suppose that $A$ be a square, invertible matrix such that $A^{4} = A$. Find all real eigenvalues of $A$. Jul 26 reviewed Leave Open polynomial of fifth degree Jul 26 reviewed Close If $\det(A)=0$, must the null space of $A$ be zero? Jul 26 reviewed Leave Open Integration problem with $e$ and $\ln$ Jul 26 reviewed Looks OK Number of divisors of the form $(4n+1)$ Jul 26 answered Crazy and difficult Limits and integration Jul 26 comment How to calculate $\lim \limits_{x \to 0^{+}} (\sin x)^{e^{x}-1}$ with Taylor series? I would really like some explanation about why this answer deserves two downvotes. Jul 26 revised How to calculate $\lim \limits_{x \to 0^{+}} (\sin x)^{e^{x}-1}$ with Taylor series? added 83 characters in body