On Sep 3, 2012, at 12:38 PM, Paul Tanner <firstname.lastname@example.org> wrote:
> He is pointing out that there is a problem with the usual way of > talking about multiplication as repeated addition.
I know, but there isn't a problem.
> > For example: The phrase "5 added to itself once" can be taken to mean > 5 + 5. Likewise the phrases "5 added to itself twice and "5 added to > itself three times" respectively can be taken to mean 5 + 5 + 5 and 5 > + 5 + 5 + 5. And so on.
The teacher shows how it is to be taken on the board, dozens of times.