# Re: Possreps and numeric types

Date: Wed, 28 Mar 2007 22:34:50 -0700

Message-ID: <3vjm03lrvhlv57156p56knmgqqotf8vbmv_at_4ax.com>

Bob Badour <bbadour_at_pei.sympatico.ca> wrote:

>Gene Wirchenko wrote:

*>
**>> Bob Badour <bbadour_at_pei.sympatico.ca> wrote:
**>>
**>> [snip]
**>>
**>>>I admit I used epsilon somewhat sloppily and not necessarily with the
**>>>exact meaning used when discussing a particular floating-point
**>>>implementation. I used it to mean the distance to the representable
**>>>predecessor or successor of any representable rational value.
**>>
**>> That is incorrect. It is per
**>> http://en.wikipedia.org/wiki/Machine_epsilon
**>> In a floating-point system, epsilon is the smallest number such that
**>> 1 + epsilon > 1
**>>
**>> [snip]
**>
**>When you say the above is incorrect, are you saying I was not using
**>epsilon sloppily? Or are you saying I didn't use it to mean the distance
**>to the representable predecessor or successor of any representable
**>rational value?
*

The definition of epsilon.

Sincerely,

Gene Wirchenko

Computerese Irregular Verb Conjugation:

I have preferences. You have biases. He/She has prejudices.Received on Thu Mar 29 2007 - 07:34:50 CEST