[R] how can i get hessian matrix at "constrOptim"
roland.rproject at gmail.com
Tue Aug 19 17:51:15 CEST 2008
Kanak Choudhury wrote:
> i have made a code for optimizing a function using "constrOptim". i need
> hessain matrix of the parameters. how could i get hessain matrix when i will
> use "constrOptim"? May i get get any help from anyone?
the function fdHess from package 'nlme' can help you?
I hope this helps,
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