Hi [EMAIL PROTECTED] napsal dne 11.05.2007 11:12:21: > Hi, > > I was trying to run the example of Indomethacin kinetics from the book: > > ## From Pinheiro/Bates, Mixed-Effects-Models in S and S-Plus, > ## Springer, Second Printing 2001, Section 6.2 > library(nlme) > plot(Indometh) > fm1Indom.nls <- nls(conc~SSbiexp(time,A1,lrc1,A2,lrc2), data=Indometh) > summary(fm1Indom.nls) > plot(fm1Indom.nls,Subject~resid(.),abline=0) > ## .... > > the last plot command gives me the error message: Subject not found in data > > What point am I missing?
Works for me in R 2.6.0devel. So check your versions of R and nlme. And look also to your objects and search path ls(), search() if there is not some naming conflict. Regards Petr > > Thanks in advance, > Hans > -- > > Dr. Hans Mielke > Federal Institute for Risk Assessment > Thielallee 88-92 > 14195 Berlin > Germany > Phone: +49 30 8412-3969 > > ______________________________________________ > 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 > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ 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 and provide commented, minimal, self-contained, reproducible code.