On Thursday, May 22, 2003, at 11:21 AM, tom farrell wrote:
> Surely we don't want to say that:
> -X^2 = -X * -X
> and thus
> -X^2 + X^2 = 2 X^2
> and surely, I hope, we don't want that.
Good point. I would hope...
-X^2 + X^2 = X^2 - X^2
(Those (who read (my code)) think (I'm (a little paranoid (with
(parentheses)))).)
Dar