On Thursday 09 September 2004 05:42, David Abraham wrote:

If these are (supposedly) random access iterators, it's because the ublas people aren't using iterator_facade or iterator_adaptor to define them.

I think you hit the nail on the head there! Making this change is number one on the priority list. The base classes to do this are already partially in place. Just a little work is required to change the rest of the code! Michael -- ___________________________________ Michael Stevens Systems Engineering Navigation Systems, Estimation and Bayesian Filtering http://bayesclasses.sf.net ___________________________________