On Fri, Nov 2, 2012 at 2:47 PM, Robert Hansen <firstname.lastname@example.org> wrote:
> > On Nov 2, 2012, at 3:19 PM, kirby urner <email@example.com> wrote: > > The > primacy of arithmetic is simply an artifact of a curriculum that > denies entry to those who haven't acquired proficiency at arithmetic. > > > This statement by Lou needs to be backed up with examples of > arithmetic-less children yet with mathematical development. >
I gave an excellent example you seem to have chosen to ignore.
And I said nothing about calculators.
--Louis A. Talman Department of Mathematical and Computer Sciences Metropolitan State College of Denver