2005-10-26 Brad Cavanagh <b.cavanagh@jach.hawaii.edu>

• Added greater than and less than operations.

2005-06-13 Alasdair Allan <aa@astro.ex.ac.uk>

• Added muliplication overloading

2005-06-10 Alasdair Allan <aa@astro.ex.ac.uk>

• Original version.