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Mathematics
Jean-Claude Colette's user avatar
Jean-Claude Colette's user avatar
Jean-Claude Colette's user avatar
Jean-Claude Colette
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I am software developer. I also like to develop Web applications in ASP.NET.

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5
$\lim_{x \to 0}|x|^{\frac{1}{x^2}}$?
Jan 17, 2020
3
$ \lim_{n \to \infty} \cos^2(\pi \sqrt[\leftroot{-2} \uproot{1} 3]{n^3+n^2+2n}), \space n \in N$
Jan 17, 2020
3
Why is the series with the general term $\sqrt{n^2 + 1} - n$ divergent?
Jan 19, 2020
2
How to solve recursive equations when there are two different conditions on recursion?
Jan 16, 2020
2
$C = (\{0\} \times [0,1]) \: \cup \: \{ (\frac{1}{n},y), n \in \mathbb{N}, y \in [0,1] \} \:\cup \: ([0,1] \times \{0\})$ is connected?
Jan 20, 2022
2
How can I prove that $\int_1^2 \frac{\ln(x-1)}{\ln(x^2-1)}~\text{d}x$ diverges?
Jan 19, 2020
2
Find kernel of $([x+y]_2, 2x-y)$
Jan 3, 2021
2
Find the C of an integrated function
Jan 23, 2020
2
How do I evaluate this limit without using L'Hospital or Series expansion?
Mar 21, 2020
2
Why $\left\| \begin{pmatrix} 0 &A\\ B &0 \end{pmatrix}\right\|\geq\max\{\|A\|,\|B\|\}$?
Jan 24, 2020