Re: Possreps and numeric types

From: Bob Badour <bbadour_at_pei.sympatico.ca>
Date: Thu, 29 Mar 2007 03:50:24 GMT
Message-ID: <4IGOh.16800$PV3.173260_at_ursa-nb00s0.nbnet.nb.ca>


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? Received on Thu Mar 29 2007 - 05:50:24 CEST

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