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.