GNU Octave - GitHub Pages
The Octave interpreter can be run in GUI mode, as a console, or invoked as part of a shell script. More Octave examples can be found in the Octave wiki. Solve systems of equations with linear algebra operations on vectors and matrices . b = [4; 9; 2] # Column vector A = [ 3 4 5; 1 3 1; 3 5 9 ] x = A b # Solve the system Ax = b.