[R] special symbols into a text string

[Uwe Ligges]

See ?plotmath

Example:

  plot(1:10); text(4:5, 5:4, c(expression(A >= B), expression(x^2)))

Uwe Ligges


On 14.03.2010 16:38, Gerard Smits wrote:
> All,
>
> I am trying to put a few special symbols into a string to place on a graph (e.g.,>= and superscript 2).
>
> This clearly works, but does not look good:   text<-c("x2", "A>=B")
>
> I tried pasting in the>= symbol, but just comes out as an =.
>
> I have tried expression() with no luck:  text<-c("x2", expression(x^2))
>
> Any help appreciated.
>
> Thanks,
>
> Gerard
> 	[[alternative HTML version deleted]]
>
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