[R] Variables and greek letters in a plot title

Miguel Manese jjonphl at gmail.com
Thu Aug 16 12:09:01 CEST 2012


Hi Dominik,

You can try

x <- 5
plot(rnorm(50), main=bquote(.(x) * mu * g/m^3 * " substance"))

Regards,

- Jon

On Thu, Aug 16, 2012 at 3:37 PM, Dominik Refardt
<dominik.refardt at gmail.com> wrote:
> Hello
>
> This is a problem I encountered repeatedly and I found no answer that made
> me really happy. I hope it is not too trivial.
>
> I would like to give the concentration of a substance in a plot title:
>
> 5 ug/ml substance
>
> the '5' would be a variable and the ug should be micrograms (with greek
> letter mu). It is the mu that causes the problems for me. I failed using
> various combinations of paste, expression and bquote. I would be very
> grateful if someone could help me (or point me to the solution, which I
> might have overlooked).
>
> Thank you very much
>
> Dominik
>
> --
> Dominik Refardt
> Institute of Integrative Biology, ETH Zürich
>
>         [[alternative HTML version deleted]]
>
>
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