[R] superscript text on graph legend

[Gavin Simpson]

On Sun, 2008-05-11 at 09:58 -0400, Agus Susanto wrote:
> Is that possible to create superscript text on the graph legend, for example
> to put "cm2" (centimeter square) on the legend. Please show me how to do it.
> Thanks.

Here is one way, showing super and subscripts. The key bit is the
expression(paste(....)) sections.

> datx <- runif(10)
> daty <-rt(10, 3)
> plot(daty ~ datx, ann = FALSE)
> title(xlab = expression(paste(NO[3], " Concentration")),
+ ylab = expression(paste("Area (", cm^2, ")", sep = "")))

HTH

G

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