**cosine_transform_test**,
a Fortran90 code which
calls cosine_transform(), which
demonstrates some simple properties of the discrete cosine transform (DCT)
for real data.

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

cosine_transform, a Fortran90 code which demonstrates some simple properties of the discrete cosine transform (DCT).

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