> I thought some people here might find the following trick useful, > possibly for other sorts of applications. > Re: ANNOUNCE: PySymbolic - Doing Symbolics in Python I think there was a 10-line Perl example for that. Maybe in Conway's book. > > Definitely. Once again, Python's simplicity, dynamicity, regularity, > > combine to make the seemingly-impossible into the actually-pretty-easy. > > What a language...! > Well, likewise for Ruby. Oh yea? Show me the code :-) matju