2 %
function femo_interpol
4 % Script
using femdiscfunc for interpolating functions by local and
7 % B. Haasdonk, I. Maier 26.04.2011
9 disp(
'-------------------------------');
10 disp(
' FE-interpolation demo ');
11 disp(
'-------------------------------');
18 params.numintervals = 5;
19 model = poisson_model(params);
20 % convert to local_model:
21 model = elliptic_discrete_model(model);
22 grid = construct_grid(model);
23 %tmp = load(
'circle_grid');
25 disp(
'model initialized');
27 % interpolate exact solution and other coefficient functions
28 % as fem-function and plot
30 disp('examples of interpolation of analytical functions:');
34 df = fem_interpol_global(model.solution, df);
36 title(
'analytical solution');
38 % discretize source
function and plot
40 %df = fem_interpol_local(model.source, df);
41 df = fem_interpol_global(model.source, df);
43 title(
'source function');