From thomas@biostat.washington.edu  Thu Nov 30 18:39:54 2000
From: thomas@biostat.washington.edu (Thomas Lumley)
Date: Thu, 30 Nov 2000 10:39:54 -0800 (PST)
Subject: [Rd] Optimisation methods
In-Reply-To: <Pine.LNX.4.10.10012010340220.23999-100000@solzhenitsyn.ens.gu.edu.au>
Message-ID: <Pine.GSO.4.21.0011301039250.28740-100000@atlas.biostat.washington.edu>

On Fri, 1 Dec 2000 Robert.King@mailbox.gu.edu.au wrote:

> I don't want to re-invent the wheel, and I'm trying to code up something
> that does a Nelder-Mead simplex method to minimise a non-linear objective
> function.  (I'm porting something I originally wrote in matlab, using the 
> optimisation toolbox funciton fmins).
> 
> Is there already something available to do this included in R?

Yes. help(optim).

	-thomas
Thomas Lumley
Assistant Professor, Biostatistics
University of Washington, Seattle

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[Rd] Optimisation methods
Thomas Lumley