[R] Expression in plot text

[Thomas Lumley]

On Wed, 6 Dec 2000, Trent Piepho wrote:

> I'd like to put a degree symbol in the title of a plot.  Something like:
> 
> plot(1,main=expression("Data at " * 45 * degree * " North"))
> 
> That works fine, but I like the 45 to be the value of a variable, instead of a
> constant, an in:
> 
> lat <- 45
> plot(1,main=expression("Data at " * lat * degree * " North"))

I think you'll find this in the FAQ. In any case.

lat<-45
plot(1,main=substitute("Data at "*lat*degree*" North",list(lat=lat)))


	-thomas

Thomas Lumley
Assistant Professor, Biostatistics
University of Washington, Seattle

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