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Re: Mystery of NonlinearFit

• To: mathgroup at smc.vnet.net
• Subject: [mg28175] Re: Mystery of NonlinearFit
• From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
• Date: Tue, 3 Apr 2001 02:37:51 -0400 (EDT)
• Organization: Universitaet Leipzig
• References: <9a95to$gtl@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

Hi,

We can't help you when you don't supply a sample data set.

Regards
  Jens

Dieter Eichrodt wrote:
> 
> I have tried NonlinearFit in Mathematica 4 and found it gives satisfactory
> results in some (few) cases and nonsatisfactory results in most cases.
> What is the problem with it ?
> Is there a bug report, specifying where it is worth trying, and where not ?
> Some author (M.Kofler) says, it was working up to V2.2 and got corrupted
> from V3.0 on.
> Is there a way around other than the obvious : +ACI-Program it  yourself +ACEAIg-
> 
> Dieter Eichrodt