Date: Nov 30, 2012 12:44 PM
Author: Robert Hansen
Subject: Re: Some important demonstrations on negative numbers

On Nov 30, 2012, at 10:56 AM, Joe Niederberger <> wrote:

> I was emphasizing - you wrote "the".
> I'll say though that in going to complex numbers
> the plus and minus signs seem to me on cursory
> consideration to be a convenience, rather than
> strictly essential.
> Joe N

You're right, I shouldn't have even written "the". I think Jonathan's literary math is affecting me.:)

Bob Hansen