Dean_Swan at Mitel.COM wrote:
> 
........
> A web search on 'multiple or arbitrary precision arithmetic' also will yeild
> lots of references (of varying quality, as usual).  Because of it's uses in
> cryptography, amongst other things, a lot of work has been done in the area of
> multiple precision arithmetic since the original implementation of the
> LargeInteger classes in Squeak.

It can also be fruitful to search on 'bignum lisp'.

-- Dwight