**machine_test**,
a MATLAB code which
calls machine(), which
returns machine constants, particularly those related to arithmetic
with single precision real and double precision real quantities.

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

machine, a MATLAB code which stores the appropriate values of machine constants for a given machine.

- machine_test.m, calls all the tests.
- machine_test.sh, runs all the tests.
- machine_test.txt, the output file.

- d1mach_test.m, tests D1MACH.
- i1mach_test.m, tests I1MACH.
- r1mach_test.m, tests R1MACH.