Message-ID: <da79af331001250418l43e9f721h4bd906aa66464d68@mail.gmail.com>
Date: 2010-01-25T12:18:39Z
From: Henrique Dallazuanna
Subject: Paste expression in graph title
In-Reply-To: <1264421182890-1289272.post@n4.nabble.com>
Try this:
plot(x, y, main = bquote(R^2 == .(round(summary(lm(y ~ x))$r.squared, 3))))
On Mon, Jan 25, 2010 at 10:06 AM, Paul Chatfield
<p.s.chatfield at reading.ac.uk> wrote:
>
> This was my initial attempt at creating a title on a graph of the R squared
> value:
>
> x<-rnorm(10)
> y<-rnorm(10)
> plot(x,y, main=paste(expression(R^2)," = ",round(summary(lm(y~
> x))$r.squared, digits=3), sep=""))
>
> I've read various other posts that say expression needs to be taken outside
> the paste, but I can't seem to get it work as the following fails
>
> plot(x,y, main=expression(paste("R^2"," = ",round(summary(lm(y~
> x))$r.squared, digits=3), sep="")))
>
> I tried it with title() and didn't get much further either.
>
> Hmmm, any ideas what am I missing?
>
> Thanks
>
> Paul
> --
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>
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--
Henrique Dallazuanna
Curitiba-Paran?-Brasil
25? 25' 40" S 49? 16' 22" O