Marius Hofert wrote:
> Haha, I found a hack (using the letter "l"):
>
> plot(0,0,main=expression(italic(X)[1]^bolditalic("l")))
Why cheat when you can use a *real* prime character:
plot(0, 0, main=expression(paste(italic(X)[1],"\u2032")))
--
Karl Ove Hufthammer
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