[R] minimization

Prof Brian Ripley
Wed, 13 Sep 2000 14:42:36 -0000

On Wed, 13 Sep 2000, Heberto Ghezzo wrote:

> Hi, I got a code from S that uses 'nlminb' to minimize a function
> with constraints. Is there a similar function in R?

optim(method="L-BFGS-B")

Both use box-constrained optimization.  Note that things like howyou
supply derivatives differ between the systems.

--
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)
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