Neumann vs Dirichlet BC demo (wave eq)

A demonstration of the differences between Neumann and Dirichelt boundary conditions in solutions to the wave equation.

Read more about boundary conditions:
https://secure.wikimedia.org/wikipedia/en/wiki/Dirichlet_boundary_condition
https://secure.wikimedia.org/wikipedia/en/wiki/Neumann_boundary_condition

This was made with surfcad, a surface oriented python cad library. Read more at christopherolah.wordpress.com/2011/07/16/surface-oriented-cad-math-telescopes/