Some useful posts on MSE:

Locally convex or concave function and differentiable function

Proving that the second derivative of a convex function is nonnegative

Upper bound for the rank of a nilpotent matrix , if $A^2 \ne 0$

Transpose of composition of functions

Is there any non zero matrix whose adjoint is a zero matrix

A function continuous on all irrational points

Do the real numbers and the complex numbers have the same cardinality?

The sum of an uncountable number of positive numbers

Is the following structure a group?

Finding the limit of $\sqrt[n]{{kn \choose n}}$

$\lim_{x\to \infty}\left(\frac{2\arctan(x)}{\pi}\right)^x=? $

$\displaystyle\lim_{x\to\frac{\pi}{3}}\frac{\tan^3x-3\tan x}{\cos\Big(x+\frac{\pi}{6}\Big)}$

Limit $\lim_{n\to\infty} n^{-3/2}(1+\sqrt{2}+\ldots+\sqrt{n})=\lim_{n \to \infty} \frac{\sqrt{1} + \sqrt{2} + ... + \sqrt{n}}{n\sqrt{n}}$

Computing: $\lim_{x\to\infty}\frac{\sqrt{1-\cos^2\frac{1}{x}}\left(3^\frac{1}{x}-5^\frac{-1}{x}\right)}{\log_2(1+x^{-2}+x^{-3})}$

Compute $\lim \limits_{x\to 0}\frac{\ln(1+x^{2018} )-\ln^{2018} (1+x)}{x^{2019} }$

Calculate limit using Stolz-Cesàro theorem

Determine $\lim_{n \to \infty} a_n$

Why is $\lim_{n \to +\infty }{\sqrt[n]{a_1 a_2 \cdots a_n}} =\lim_{n \to +\infty}{a_n}$

Find $\lim_{n \to \infty}\frac{\sin 1+2\sin \frac{1}{2}+\cdots+n\sin \frac{1}{n}}{n}$

Finding the limit of $\frac {n}{\sqrt[n]{n!}}$

Does the sum of reciprocals of primes converge?

Simple proof Euler–Mascheroni $\gamma$ constant

How are the integral parts of $(9 + 4\sqrt{5})^n$ and $(9 − 4\sqrt{5})^n$ related to the parity of $n$?

Variables inside nested radicals

  • Imagination
  • Member for 1 year, 8 months
  • 19 profile views
  • Last seen May 14 at 16:26