> On May 13, 2017, at 5:47 AM, Ranjan Maitra <mai...@email.com> wrote: > > On Fri, 12 May 2017 23:39:14 -0700 Daniel Nordlund <djnordl...@gmail.com> > wrote: > >> On 5/12/17 4:55 PM, Ranjan Maitra wrote: >>> Hi, >>> >>> Is it possible to display double dot (umlaut) over a character such as >>> would be possible using \ddot x in LaTeX? I can do this using tikzDevice >>> but I wanted something simpler to point to. >>> >>> Here is an example of what I would like to do, but it is not quite there: >>> >>> require(ggplot2) >>> data<-as.data.frame(c("a","b","c","a","b","c")) >>> colnames(data)<-"Y" >>> data$X<-c(1:6) >>> data$Z<-c(1,2,3,1,2,3) >>> >>> ggplot(data, aes(x=X)) + geom_line(aes(y = Z), size=0.43) + >>> xlab(expression(atop(top,bold(Age~"à")))) >>> >>> I would like to put in a double dot over the "a" in the x-axis instead of >>> "`". >>> >>> Many thanks for any suggestions and best wishes, >>> Ranjan >>> >> >> You haven't told what OS you are using, but with Windows OS, you can get >> the 'ä' by making sure the NUMLOCK key is on, hold down the alt key and >> press 0228 on the numeric keypad. >> >> > > I am sorry, I use a linux operating system. I use Fedora 25 but the student I > wanted to show this uses Ubuntu, though I don't know if the distribution > matters.
On a Mac it is cmd-u followed by the vowel of your choice. Perhaps you should do a google search on the topic of getting umlauted characters for the distro of your choice? David. > > Thanks again for your help, and best wishes, > Ranjan > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > 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. David Winsemius Alameda, CA, USA ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.