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Re: Levenberg-Marquart code

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  • Subject: [mg19653] Re: Levenberg-Marquart code
  • From: "Atul Sharma" <atulksharma at>
  • Date: Tue, 7 Sep 1999 00:28:43 -0400
  • References: <7qvthp$>
  • Sender: owner-wri-mathgroup at

On the web page maintained by Lukas Finschi, you will find code for the L-M
algorithm written in C with an accompanying calling routine via Mathlink.
Not exactly what you were looking for, but it is ready to run from Mathematica 3.0.1
(or S-Plus) and has the advantage of being fast.

The URL is:


Atul Sharma MD, FRCP(C)
Pediatric Nephrologist,
McGill University/Montreal Children's Hospital

Virgil Stokes wrote in message <7qvthp$4n8 at>...
>I have been comparing FindMinimum and NonLinearFit on several data sets.
>The results show that the Levenberg-Marquart algorithm
>nearly always performs better -- at least for the data sets that I have
>Unfortunately,  the Levenberg-Marquart algorithm is not an option for
>(Mathematica 3.01). Does anyone have Mathematica code for the
>-- Virgil

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