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TheSimpliFire
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10 Answers

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22 votes

Possible new series for $\pi$

12 votes

Nicer expression for 2.1369288...?

11 votes

Find the area of the region enclosed by $\frac{\sin x}{\sin y}=\frac{\sin x+\sin y}{\sin(x+y)}$ and the $x$-axis (comes from a probability question)

10 votes
Accepted

Jensen-like inequality for random matrix: $\Bbb E[\det X^2]\ge\det\Bbb E[X^2]$

5 votes
Accepted

Analytic expression for $\int_0^\infty \mathrm{d}p\frac{e^{-p \sin (\phi )} \sin (p \cos (\phi ))}{p \left(e^{c p}+1\right)}$

5 votes

Coincidence between coefficients of tanh(tan(x/2)) and Chow ring computations?

4 votes

$\int_L^\infty \exp(- t - y/t) \, dt = \text{?}$

2 votes

New series for $\pi$ from string theory

2 votes

Is 100 the only Leyland number that is a square?

0 votes

A function with unexpectedly simple Legendre transformation