Services & ResourcesWolfram ForumsMathGroup Archive

[Date Index] [Thread Index] [Author Index]

Re: Re: Bug in 5.1??

• To: mathgroup at smc.vnet.net
• Subject: [mg54528] Re: [mg54469] Re: Bug in 5.1??
• From: DrBob <drbob at bigfoot.com>
• Date: Tue, 22 Feb 2005 04:23:59 -0500 (EST)
• References: <200502210844.DAA27157@smc.vnet.net>
• Reply-to: drbob at bigfoot.com
• Sender: owner-wri-mathgroup at wolfram.com

It doesn't make sense to ANYBODY, as far as I can tell.

But we're not supposed to complain, because somebody ALREADY complained (some time or another).

Bobby

On Mon, 21 Feb 2005 03:44:38 -0500 (EST), Dana DeLouis <delouis at bellsouth.net> wrote:

> Seems to me that the loss of precision returns an "Interval", which is still
> greater than zero.  It looks like the cutoff between True & False is a hair
> above -1, which doesn't make sense to me either.
>
> Interval[N[5, 2]]
> Interval[{4.9, 5.1}]
>
> N[5, 2] > -1
> True
>
> N[5, 2] > -1 + $MachineEpsilon
> False
>



-- 
DrBob at bigfoot.com
www.eclecticdreams.net

• Follow-Ups:
  • Re: Re: Re: Bug in 5.1??
    • From: Andrzej Kozlowski <akozlowski@gmail.com>

• References:
  • Re: Bug in 5.1??
    • From: "Dana DeLouis" <delouis@bellsouth.net>