Cactus Code Thorn DGWaveToy Author(s) : Erik Schnetter schnetter@gmail.com Maintainer(s): Erik Schnetter schnetter@gmail.com Licence : LGPL

1. Purpose

Solve the scalar wave equation

2. Equations

dt^2 u = dx^2 u

ft = dt u fx = dx u

dt u = ft

dt ft = dx fx dt fx = dx ft