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Re: Possreps and numeric types

From: Gene Wirchenko <genew_at_ocis.net>
Date: Wed, 28 Mar 2007 22:34:50 -0700
Message-ID: <3vjm03lrvhlv57156p56knmgqqotf8vbmv@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 - 00:34:50 CDT

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