view plotEig.m @ 1285:6b68f939d023 feature/boundary_optimized_grids

Add utility functions for constructing the grids used by the boundary optimized D1Nonequidistant opsets
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Wed, 01 Jul 2020 11:15:57 +0200
parents 7067bf8adbfa
children
line wrap: on
line source

% Plots all the eigen values for a sparse matrix.
function plotEig(A)
    e = eig(full(A));
    e = sort(e);
    plot(e,'.')
end