Aryabhata
Reputation
56,673
397/400 score
 Mar29 answered Diophantine system of two equations with four variables Mar8 answered Inequality between real numbers $a^ab^bc^c<(abc)^{\frac{a+b+c}{3}}$ Jan29 answered Proving that $\sin1$(radian) is irrational without using Taylor Series Expansion. Jan27 answered Can't figure out $O(n \log n)$ divide-and-conquer algorithm Jan27 answered Why $\sum_{j=1}^mj^p \sim m^{p+1}$ as $n\to\infty$? Jan27 answered nth derivative of a troublesome function Jan25 answered Why is this sum wrong? Jan13 answered Limit of a sequence of a function Jan12 answered For finding limits of functions, when are graphs deceiving? Jan12 answered How prove there exsit $M$ such $a_{n}\le M$ Jan12 answered Sum: $\sum_{n=1}^\infty\prod_{k=1}^n\frac{k}{k+a}=\frac{1}{a-1}$ Jan10 answered How can i prove that this function is in the given bounds? Jan10 answered Derivated function $f$ so that $f(x+y)=f(x)f(y)$ and $f'(x)f(y)=f(x)f'(y)$ for all $x,y \in \Bbb R$ Jan10 answered How Many Permutations of $\{1,\ldots,n\}$ satisfy that \$x_i