06-Feb-2022 15:04:35 boomerang_test(): MATLAB/Octave version 9.8.0.1380330 (R2020a) Update 2. boomerang() implements a linear programming approach to the boomerang tiling problem. boomerang_alt_lp(): Define the boomerang puzzle and a set of tiles. Set up the linear system A*x=b defining the tiling problem. Use sparse storage for the matrix A. Write that information to an LP file. An alternative form of the objective function is used.