Hi Baptiste and Others,

Thanks for your help. I'm writing:

ylab=expression(Concentration(mu*g/m^3))

And its working fine, but is it possible to add a space between
"Concentration" and "(mu*g/m^3)".

Thanks again,
Peng Cai

On Wed, Dec 9, 2009 at 12:02 PM, baptiste auguie <
baptiste.auguie@googlemail.com> wrote:

> Hi,
>
> try this,
>
> barchart(1:2, ylab=expression(mu*g/m^3))
>
> ?plotmath
>
> baptiste
>
> 2009/12/9 Peng Cai <pengcaimaillist@gmail.com>:
>  > Hi All,
> >
> > I'm trying to write "ug/m3" as y-label, with greek letter "mu" replacing
> "u"
> > AND "3" going as a power.
> >
> > These commands works in general:
> >
> > plot.new()
> > text(0.5, 0.5, expression(symbol("m")))
> >
> > But, I'm sure about how to do it using barchart() from "Lattice". Can
> anyone
> > help please?
> >
> > Thanks,
> > Peng Cai
> >
> >        [[alternative HTML version deleted]]
> >
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> > PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html<http://www.r-project.org/posting-guide.html>
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> >
>

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