fem2d_sample_test

fem2d_sample_test, a MATLAB program which calls fem2d_sample() to evaluate a finite element function of a 2D argument.

Licensing:

The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.

Related Data and Programs:

fem2d_sample, a MATLAB program which evaluates a finite element function defined on an order 3 or order 6 triangulation of a 2D region.

Source Code:

• fem2d_sample_test.m, calls all the tests.
• fem2d_sample_test.sh, runs all the tests.
• fem2d_sample_test.txt, the output file.

SQ is FEM data for the function f(x,y)=x^2+y^2, on a 5x5 grid of nodes, organized into linear triangles. The sample data seeks the values of this function on a 4x4 evenly spaced grid.

• fem_sq_nodes.txt, defines the FEM nodes.
• fem_sq_elements.txt, defines the FEM elements.
• fem_sq_values.txt, defines the FEM nodal values.
• sample_sq_nodes.txt, defines the sample nodes.
• sample_sq_values.txt, defines the sample nodal values.