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heiner's user avatar
heiner's user avatar
heiner
  • Member for 2 years, 3 months
  • Last seen more than a month ago
  • London
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What does "pat" in "pat a cake" mean?
Sep 24, 2022
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30
Integrate $\int_0^1\mathrm{d} u_1 \cdots \int_0^1\mathrm{d} u_n \frac{\delta(1-u_1-\cdots-u_n)}{(u_1+u_2)(u_2+u_3)\cdots(u_{n-1}+u_n)(u_n+u_1)}$
25
Evaluation of an $n$-dimensional integral
23
Implement touch using Python?
15
Asymptotics of $\int_1^L\int_1^L\int_1^L\int_1^L \frac{\mathrm dx_1~\mathrm dx_2 ~ \mathrm dx_3 ~ \mathrm dx_4}{(x_1+x_2)(x_2+x_3)(x_3+x_4)(x_4+x_1)}$
13
$\int_0^\infty \log\left(1 - \frac{x}{\sinh x}\right)\,dx$ and generalisations