DrCJones wrote: > > hat I would like to do is fit an elipse to two lines of identity (at right > angles to each other), as indicated in the following figure: > http://imageshack.us/photo/my-images/30/poincareplotwip.png/ > >
http://r-project.markmail.org/thread/kpg3ea665y2ud6cz or, for a robust version using cov.trob(MASS) http://markmail.org/thread/ck5clreex47pce4j Dieter -- View this message in context: http://r.789695.n4.nabble.com/Fit-elipse-to-xy-scatter-tp3688117p3690001.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.