[R] package nlme: covariates and self-starting nonlinear regression

kjetil halvorsen kjetilh at umsanet.edu.bo
Wed Aug 21 18:25:11 CEST 2002


Hola!

For the last Q: For fixed effects only, see the functions
gls  and gnls.

Kjetil Halvorsen


Peter Schlattmann wrote:
> 
> Dear all,
> 
> I want to include covariates into the self-starting linear regression
> functions
> SSbiexp and SSfol. Is there a way to do this or do I need to define my
> own functions
> depending on the covariates?
> 
> My second question concerns the function nlme:
> Is it possible to use this functions for fixed effects only?
> 
> Thanks a lot for your help
> Best regards
> Peter
> 
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