Hi r-help-boun...@r-project.org napsal dne 29.06.2011 11:38:17:
> Ida Dolciotti <ida.dolcio...@ufz.de> > Hello everybody, > > I have drawn a line in a x y plot that links the minimum and maximum > points in the plot > > plot(xx,yy) > > a=max(yy) > b=min(yy) > > lines(c(xx[yy==a],xx[yy==b]),c(a,b)) > > Now I would like to know if it is possible to extrapolate the > characteristic of the line (intercept and slope). > > Is it there and appropriate function for this? Maybe ?abline Regards Petr > > Thanks for your help! > > Ida D. > > -- > Ida Dolciotti, M.Sc. > Phd student, Dept. System Ecotoxicology > Helmholtz Centre for Environmental Research - UFZ > Permoserstr. 15 > 04318 Leipzig > > phone: +49 - 341/235-1498 > fax: +49 - 341/235-1785 > > email: ida.dolcio...@ufz.de > website: http://www.ufz.de/index.php?en=17738 > > ______________________________________________ > R-help@r-project.org 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@r-project.org 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.