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Re: Basic Numerical Analysis

• To: mathgroup at smc.vnet.net
• Subject: [mg47728] Re: Basic Numerical Analysis
• From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
• Date: Sat, 24 Apr 2004 04:15:24 -0400 (EDT)
• Organization: Universitaet Leipzig
• References: <c6ae9l$3f3$1@smc.vnet.net>
• Reply-to: kuska at informatik.uni-leipzig.de
• Sender: owner-wri-mathgroup at wolfram.com

Hi,

Experimental`$SameQTolerance 

"$SameQTolerance gives the number of decimal digits by 
which two numbers can disagree and \
still be considered the same according to SameQ."

Regards
  Jens

"Albert rénee" wrote:
> 
> Hi,
> 
> I'm just trying to compute some basic Numerical Analysis with FixedPoint (or
> NestWhile+SameQ in the test function).
> 
> Here is my question .How can you control the approximation precison which is
> done with SameQ ? I searched in the forums and in the help browser but found
> nothing about this.
> It seems that using $MaxExtraPrecision could be usefull ??
> 
> Sincerely,
> 
> Benjamin Collas