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Mathematics
Grant B.'s user avatar
Grant B.'s user avatar
Grant B.'s user avatar
Grant B.
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Math makes the world go round

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8
Is this integral $\int_0^\infty\frac{\cos(a x+ 2b \arctan x)}{x^2+1}dx$ exactly zero when $b\in\mathbb{N}$?
May 22, 2018
4
Evaluating $\lim\limits_{b\to\infty}b\int_0^1\cos(b x) \cosh^{-1}(\frac{1}{x})dx$
Mar 29, 2017
4
how to convert /understand /reason the summation conversion?
Jan 8, 2017
3
Integration of first-order differential equation
Jan 7, 2017
3
Power Series involving Double Factorials
Jun 1, 2017
2
Showing a finite sum involving Gamma functions adds to zero
Mar 10, 2017
2
Find the solutions of $\tanh(z)=i$ in the form of $(x +iy)$
Mar 22, 2017
2
Combinatorial proof of $\sum_{k=0}^p {p \choose k}^2 {{n+2p-k}\choose {2p}} = {{n+p} \choose p}^2$
May 31, 2018
2
What is known about this specialization of the falling factorial involving primes?
Jul 10, 2018
1
Expected number of numbers to be picked from $[0, 2n - 1]$ with repetition until two numbers sum to $2n$.
Mar 11, 2017
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18
Is this a typo in Macdonald's paper "The Poincaré Series of a Coxeter Group"?