Chapter 9\connex.m .........\edgemake.m .........\Eigen2D.m .........\free_dof.m .........\free_nodes.m .........\plot_field.m .........\readme.txt .........\renumber_dof.m .........\sandt.m .........\simplex2D.m .........\TEeig_err.m .........\trimesh.m .........\whitney.m Chapter 9