
Re: In favor of teaching "dot notation"
Posted:
Oct 17, 2012 8:32 PM



On Wed, Oct 17, 2012 at 5:49 PM, Robert Hansen <bob@rsccore.com> wrote:
How do you handle units? Like 12 miles or 14 hours? >
That's a very good question. How does one handle units in general? What axioms does one use? If there are none, then Robert's earlier question about an exam is wellposed: "Is this mathematics?"
> How do you show a rational function between polynomials, such that a > student can see it and simplify it or factor it? >
What on earth is "a rational function between polynomials"? Dare I ask, "Is this mathematics?"?
Louis A. Talman Department of Mathematical and Computer Sciences Metropolitan State College of Denver
<http://rowdy.mscd.edu/%7Etalmanl>

