[R] expression()

[Benilton Carvalho]

mtext(expression(beta[max]), side=1, line=2)

is it what you want?

b

On Dec 12, 2006, at 10:59 AM, javier garcia-pintado wrote:

> Hi,
> I'm trying to use expression() to write a text to a graphic in the  
> margin.
>
> Using:
>
> mtext(expression(beta),side=1,line=2)
>
> writes a perfect beta greek character, but I need to add a subindex
> "max", and I'm trying:
>
> mtext(paste(expression(beta),"max"),side=1,line=2)
>
> simply writes "beta max" in the plot.
>
> Please, Could you tell me what I'm doing wrong?
>
> By the way, is there a way to add Latex expressions to graphics?  
> Then I
> could use the Latex expression: $\beta_{\mathrm{max}}$. This also  
> would
> be very useful for me for more complex expressions in plots.
>
> Best regards,
>
> Javier
>
> -- 
> Javier García-Pintado
> Institute of Earth Sciences Jaume Almera (CSIC)
> Lluis Sole Sabaris s/n, 08028 Barcelona
> Phone: +34 934095410
> Fax:   +34 934110012
> e-mail:jgarcia at ija.csic.es
>
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