Dimitris, On Monday 26 September 2005 07:16, Dimitris Rizopoulos wrote: > Randall, > > thanks for your comments; however, you have to take into account what > is the purpose of the function here! The goal is to approximate > *partial* derivatives numerically, ... > > I hope it is more clear now.
Yes. Thanks for clearing up my misunderstanding. > Best, > Dimitris Randall Schulz ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html