[R] optimizing function over x,y

Esmail esmail.js at gmail.com
Sun May 24 02:40:07 CEST 2009

Ravi Varadhan wrote:
> Look at nlminb() or optim(), in particular the option `method = "L-BFGS-B"' or the function spg() in "BB" package.
> With these you can optimize over any number of variables.
> Ravi. 

Hi Ravi,

Thanks for the leads, I'll take a look, though right now I have
run into problems with even the simple (?) optimize function, so
I'll first have to figure out what I'm doing wrong with it.


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