Programming challenge: wildcard exclusion in cartesian products

[Dirk Thierbach]

wkehowski at cox.net <wkehowski at cox.net> wrote:
> What are some good references for finite state machines? Minimization?

A classic is "Introduction to automata theory, languages and computation"
by Hopcroft and Ullman. But any other book about finite state machines
should cover these topics, too. There are good chances that you can just
google for a detailed explanation.

- Dirk