- lap5pt.m: Matlab code for the 5-point Laplacian on a square
- gs5ptdemo.m: Graphical demonstration of convergence of Gauss-Seidel iteration for the 5-point Laplacian
- sddemo1.m: Geometric demonstration of the problem with steepest descents
- cgdemo1.m: Demonstration of the convergence of steepest descents and
conjugate gradient
- pcgdemo1.m: Same as above, also with CG preconditioned by the diagonal
and by incomplete Cholesky
- pcgdemo1.m: Same as above, also with CG preconditioned by multigrid
- smoothingdemo.m: Graphical exploration of the smoothing property for 3pt difference operator
- mg5pt.m: One V-cycle iteration multigrid for 5-point Laplacian
- mg5ptdemo.m: Graphical demonstration of multigrid iteration for 5-point Laplacian
- mg5ptdemo2.m: Demonstration of multigrid iteration and multigrid as a
CG preconditioner for 5-point Laplacian
- heat2d.m: Demonstration of forward/centered and backward/centered finite differences
for the heat equation on the square
FEniCS programs
Meshes
Updated November 20, 2011