Mathematics
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kvantour
  • Member for 5 years
  • Last seen more than a month ago
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All Questions Answers
Score Newest
answer
7
Integrals involving three spherical harmonics and powers of trigonometric functions
Mar 12, 2018
answer
6
Show that there exist $[a,b]\subset [0,1]$, such that $\int_{a}^{b}f(x)dx$ = $\int_{a}^{b}g(x)dx$ = $\frac{1}{2}$
Dec 19, 2018
answer
5
How to prove $\int_Xexp(-\frac12X'AX)dX=(2\pi)^\frac{n}2{\lvert{A}\rvert}^{-\frac12}$
Sep 28, 2020
answer
4
Find $\lim_{n\to\infty} \cos(\frac{\pi}{4}) \cos(\frac{\pi}{8})\ldots \cos(\frac{\pi}{2^n}) $
Dec 12, 2018
answer
2
Find a value of $c$ in $f(x)=x^3-4x^2+6x-c$ which satisfies specified condition
Jun 6, 2018
answer
2
Roots of the equation $x^3+15x^2+cx+860=0$
Sep 25, 2018
answer
2
Derivative of matrix exponential of linear combination
Jan 10, 2020
answer
2
"Wrapping" a matrix and its inverse around another matrix
Sep 28, 2020
answer
2
Show by direct substitution that $\int_0^{\infty}\frac{1}{1+x^2}\,dx = \int_0^{1}\frac{1}{\sqrt{1-t^2}}\,dt$
Jan 4
question
1
Are there easier ways to solve this integer equation than brute-force
Sep 30, 2020
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70
Split CSV files into smaller files but keeping the headers?
33
Exit when one process in pipe fails
31
Is Stack Exchange accessible for the blind and visually impaired and what can be done to improve it?
26
Alternative for-loop construct
22
Add a new column to the file

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