[R] Underline in expression().

Sundar Dorai-Raj sundar.dorai-raj at PDF.COM
Tue Jul 27 18:04:48 CEST 2004

John Janmaat wrote:
> Hello All,
> Is there an analogue to \underbar or the AMS math \underline in 
> graphical math expressions?
> Thanks,
> John.

Uwe Ligges posted a solution a couple of years ago. I don't know if 
there is anything built in yet. ?plotmath does not seem to say anything 
about underlining.


plot(0:1, 0:1, type="n")
underlined(0.5, 0.5, expression(widehat(x %*% y)))


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