sor_test

sor_test, an Octave code which calls sor(), which implements a simple version of the successive over-relaxation (SOR) method for the iterative solution of a system of linear equations.

Licensing:

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

Related Data and Programs:

sor, an Octave code which implements a simple version of the successive over-relaxation (SOR) method for the iteration solution of a linear system of equations.

Source Code:

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

• dif2_matrix.m, defines the -1, 2, -1 tridiagonal matrix.
• sor_test01.m, tests the SOR iteration;

• sor_error.png a PNG image of the square of the norm of the residual (Ax-b).
• sor_evolution.png a PNG image of the evolution or trajectories of the solution values as the iteration proceeds.
• sor_motion.png a PNG image of the "motion" of the solution values, which is the averaged distance each entry moves during an iteration.