[R] Error in nls Error in if(any(start < low || start > upp)) {: missing value when TRUE/FALSE needed

Joerg van den Hoff j.van_den_hoff at fzd.de
Thu Nov 5 10:57:39 CET 2009


On Nov 04 2009 (Wed, 22:48), R_help Help wrote:
> Hi,
> 
> I got this error every time when I put upper and lower bound on my
> parameters in nls. I'm not quite sure what this error is about. I also
> wanted to find the content of nls_port_fit. But typing this directly
> into R doesn't seem to give any result out.

some functions are 'hidden' in the package namespace. you can use

 getAnywhere("nls_port_fit")

to see the source code of such functions.

and

getFromNamespace

to execute such functions from the R prompt.


> 
> I also tried to see the content of  If anybody could shed some light
> I'd greatly appreciate. Thank you.
> 
> rc
> 
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