Re: Request for motion [Fwd: Input from IFIP WG 2.5 to IEEE Interval Standards Working Group]
> Cc: Dan Zuras Intervals <intervals08@xxxxxxxxxxxxxx>,
> stds-1788 <stds-1788@xxxxxxxxxxxxxxxxx>
> Content-Transfer-Encoding: 7bit
> From: John Pryce <j.d.pryce@xxxxxxxxxxxx>
> Subject: Re: Request for motion [Fwd: Input from IFIP WG 2.5 to IEEE Interval Standards Working Group]
> Date: Thu, 10 Sep 2009 22:45:10 +0100
> To: Ralph Baker Kearfott <rbk@xxxxxxxxxxxx>
>
> On 10 Sep 2009, at 18:36, Ralph Baker Kearfott wrote:
> > Cancellation is when you create a sum \sum x_i and need \sum_{i\ne
> > j} x_i. You
> > then subtract x_i from the sum, but you do it in such a way that
> > there isn't overestimation,
> > ...
> > Of course, there's a very simple operational definition in terms of
> > the end points :-)
>
> And it's equivalent to modal-interval addition of the dual interval,
> isn't it?
>
> John
Yes, just so. There is also an inverse multiply that
is similarly defined. Nate, you are more qualified to
discuss this than I am. Anything we need to know? - Dan