wave equation in polar coordinates

• November 28th 2010, 08:04 AM
cooltowns
wave equation in polar coordinates
Hi

I was wondering what the method would be for converting the wave equation into polar coordinates ?

The wave equation is given to me as : $\frac{\partial^{2}u}{\partial t^{2}}=\nabla^{2}u$ and that $c^2=1$

Thanks