Hi, If you want to stick with the unicode way make sure to set your encoding system, e.g., on Mac
Sys.setlocale("LC_ALL", "en_US.UTF-8") This differs on Windows/Linux so see ?Sys.setlocale for examples on other platforms. Best, Ista On Thu, Mar 28, 2013 at 5:22 PM, soon yi <soon...@ymail.com> wrote: > Hi > > I am trying to add a less than equal sign to a plot. I have previously done > this using unicode but is not working in this instance. Any suggestions > would be great > > thanks > > example code: > > library(ggplot2) > df<-data.frame(vis=c(0,0,1,1) , count=c(10,15,20,10) , grp=c(0,1,0,1)) > df$grp <-factor(df$grp ,levels=c(0,1) , labels =c("x \u2265 10" , "x > 10")) > ggplot(df, aes(x = factor(vis), y=count , fill=grp)) + geom_bar(stat = > "identity") > > > > > -- > View this message in context: > http://r.789695.n4.nabble.com/ggplot2-less-than-equal-sign-tp4662784.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. ______________________________________________ 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.