An integral related to the zeta function at the point $2$ is given by
$$\zeta(2) = \int\nolimits_0^\infty \dfrac{t}{e^t - 1}\mathrm dt$$
How to calculate this integral?
An integral related to the zeta function at the point $2$ is given by
$$\zeta(2) = \int\nolimits_0^\infty \dfrac{t}{e^t - 1}\mathrm dt$$
How to calculate this integral?