On Sep 9, 2012, at 1:25 AM, Paul Tanner <firstname.lastname@example.org> wrote:
> I reiterate that Devlin did not actually say don't teach or use > repeated addition. His position is only that we should teach that > although these two operations of multiplication and repeated addition > get the same results, that does not mean therefore that they are the > same operation.
That is not what Devlin said. Devlin said that he doesn't know how to teach mathematics to elementary aged students and then proceeded to tell us how we should teach mathematics to elementary aged students. He dug a hole and couldn't fill it back in. He does this a lot.