gnuplot_surface

gnuplot_surface, a FreeFem++ code which solves the steady Laplace equation over a disk, and then writes the mesh and solution to a file so that GNUPLOT can create a surface plot.

Licensing:

The computer code and data files described and made available on this web page are 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:

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

• gnuplot_surface_mesh.png, a PNG image of the mesh;
• gnuplot_surface_uh.png, a PNG image of the solution;
• gnuplot_surface_data.txt, the GNUPLOT data file;
• gnuplot_surface_commands.txt, the GNUPLOT command file;
• gnuplot_surface.png, the surface plot created by GNUPLOT;