poisson_ell

poisson_ell, a FreeFem++ code which solves the Poisson equation in the L-shaped region, and writes the resulting data to files, using the ffmatlib() interface, for subsequent graphics processing by MATLAB or Octave.

Licensing:

The information on this web page is distributed under the MIT license.

Reference:

• Frederic Hecht,
  New development in FreeFem++,
  Journal of Numerical Mathematics,
  Volume 20, Number 3-4, 2012, pages 251-265.

Source Code:

• poisson_ell.edp, the FreeFem++ script;
• poisson_ell.sh, a BASH script to run the example;
• poisson_ell.txt, the output file;

• ffmatlib.idp, the ffmatlib include file;

• poisson_ell_data.txt
• poisson_ell.msh
• poisson_ell_vh.txt