[R] Numerical Optimization

ripley@stats.ox.ac.uk ripley at stats.ox.ac.uk
Sat Aug 3 08:37:24 CEST 2002

On Sat, 3 Aug 2002, Ko-Kang Kevin Wang wrote:

> Hi,
> Is there a function, or package, in R that does numerical optimisations,
> such as the Newton-Raphson method?
> I searched through the help files and found the "optim" function, but it
> does seem like it has this N-R method.

Right, it has better ones.  nlm() has a modified Newton method, though.

Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272860 (secr)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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