Take a look at ?par - particularly the options for pch and col. Sarah
On Thu, Jun 17, 2010 at 9:55 AM, clips10 <m.mcquil...@lancaster.ac.uk> wrote: > > I have some point locations I want to add to a plot and have the command > > pts1<-as.points(Xcoordinate,Ycoordinate) > > then > > > plot(poly1,type="l",lwd=1) > > what I want to do is add the locations onto the plot. I can do this using > the points command but I have another vector in my data frame with the x and > y coordinates called A for instance which takes values 1 and 0. I want to > plot the locations onto my plot and have a different symbol or colour > depending on whether this other vector takes the value 1 or 0. Is there > anyway to do this? > > Thanks > -- -- Sarah Goslee http://www.functionaldiversity.org ______________________________________________ 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.