**haar_transform_test**,
a Fortran90 code which
calls haar_transform(), which
computes the Haar transform of data.

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

haar_transform, a Fortran90 code which computes the Haar transform of data.

- haar_transform_test.f90, a sample calling program.
- haar_transform_test.sh, runs all the tests.
- haar_transform_test.txt, the output file.

- sierpinski.txt, a 128x128 matrix of 0's and 1's (essentially, a bit map image of the Sierpinski triangle), to which a 2D Haar transform is applied.