In article <email@example.com>, KBH <firstname.lastname@example.org> wrote:
> Ken Pledger wrote: > > > .... You probably don't realize how ignorant some mathematicians are of > > computer science.... > > Really, there's no reason to try and deny use of the newsgroup. Presentations > are not disallowed in newsgroups.
That's right, of course. You haven't broken any rules. You've just shut out various people who might have been able to answer an algebraic question.