David, Thank you very much for your response.
Is there any chance you can provide your example where mtext is used? I also tried to use mtext, but I did not have any luck, so any help with the example below working with mtext or otherwise is greatly appreciated. Thanks again, Jason ----- Original Message ---- From: David Scott <d.sc...@auckland.ac.nz> To: Jason Rupert <jasonkrup...@yahoo.com> Cc: "R-help@r-project.org" <R-help@r-project.org> Sent: Wed, January 20, 2010 3:49:40 PM Subject: Re: [R] Greek letters on a multi-line plot title Jason Rupert wrote: > I have an instance where I need to include Greek letters on a plot title that > is multiple lines. I've searched the forums for an approach to do this, but > most of the previous posts and replies seem to just address instances of > single line examples and problems:, e.g. > https://stat.ethz.ch/pipermail/r-help/1999-October/005096.html > I tried implementing those suggestions, e.g. "expression(paste(...))", but > that seemed to remove all the line split formating, i.e. "\n". > In the example code below I would like the sigma to be the lower case Greek > symbol for sigma. Actually I would like the x and y to be subscripts of the > lower case Greek symbol, but I suppose that is the next step. I guess the > key is that I would like to maintain the multiple line title while having the > Greek letters. Thanks again for any feedback. and insights. number_vals<-100 x<-rnorm(number_vals) y<-rnorm(number_vals) plot(1, 1, xlim= c(min(x), max(x)), ylim= c(min(y), max(y)), col=0) points(x, y) the_expression<-paste("Plotting y vs. x", "\n sigma x = ", format(sd(x), digits=4, scientific=F), "\n sigma y = ", format(sd(y), digits=4, scientific=F), sep="") title(the_expression) grid() > When confronted with this problem, after many failed attempts, I have had to resort to mtext. David Scott -- _________________________________________________________________ David Scott Department of Statistics The University of Auckland, PB 92019 Auckland 1142, NEW ZEALAND Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055 Email: d.sc...@auckland.ac.nz, Fax: +64 9 373 7018 Director of Consulting, Department of Statistics ______________________________________________ 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.
