[R] display double dot over character in plotmath?
dwinsemius at comcast.net
Sat May 13 20:10:49 CEST 2017
> On May 13, 2017, at 5:47 AM, Ranjan Maitra <maitra at email.com> wrote:
> On Fri, 12 May 2017 23:39:14 -0700 Daniel Nordlund <djnordlund at gmail.com> wrote:
>> On 5/12/17 4:55 PM, Ranjan Maitra wrote:
>>> 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:
>>> 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,
>> 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?
> Thanks again for your help, and best wishes,
> R-help at r-project.org mailing list -- To UNSUBSCRIBE and more, see
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
Alameda, CA, USA
More information about the R-help