Theorems

Hankel transformation

Green's function for the Klein-Gordon equation

The initial value problem for a periodic chain of coupled harmonic oscillators

The solution of the Kepler equation

The potential of a flat circular disk

The pair correlation function for two electrons

A solution to the Toda equation

The components of the magnetic field in a cylindrical coordinate

The propagator for the inverse square potential

The solution of the 1+1 dimensional Dirac equation

Vibrating circular membrane

Eigenfunctions