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Mathematics
KEVIN DLL's user avatar
KEVIN DLL's user avatar
KEVIN DLL's user avatar
KEVIN DLL
  • Member for 5 years, 10 months
  • Last seen more than 5 years ago
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3
how to prove $f'(x) \leq \frac{f(x) - f(y)}{x - y} \leq f'(y) $
Sep 24, 2018
2
How to prove two sequence have a common limit.
Sep 15, 2018
2
find exponential of 4x4 matrix
Sep 23, 2018
1
Simplifying $\frac{1}{(n+1)!} + \frac{1}{(n+1)(n+1)!} - \frac{1}{n(n!)}$ [closed]
Sep 14, 2018
1
Finding the domain of inverse trigonometric functions
Sep 14, 2018
1
Does the series $\sum_{ n = 0}^{\infty } \frac{1}{\sqrt{n}}\ln\bigl(1+\frac{1}{\sqrt{n}}\bigr)$ converge? [closed]
Sep 21, 2018
1
why $\sum_{n=2}^{+\infty}\frac{(2)^n}{n!} = e^{-2} - 3 $ [closed]
Sep 23, 2018
1
Eigenvalues and eigenvectors of $4\times 4$ matrix
Sep 24, 2018
1
Study simple convergence of $\sum_{n=0}^{\infty} x^{2n}$ on $[0,1[$
Sep 29, 2018
1
Integrate $\int \sqrt{\frac{1+x}{1-x}}dx$ using $x = \cos(u) $
Sep 30, 2018