Try this: text(2,8, bquote(delta~'='~mu^2 == .(mu^2)))
On Mon, Jan 25, 2010 at 6:00 PM, Larry Hotchkiss <lar...@udel.edu> wrote: > Hi, > > I want to put text on a plot containing something like: a = b^2 = <squared > numeric value of b> using bquote. > > Example: > > mu = 5 > plot(1:10,1:10) > text(2,8, bquote(delta == mu^2)) # This works > text(2.5,8, bquote(phantom(0) == .(mu^2))) # but is unpredictable > > text(2,8, bquote(delta == mu^2 == .(mu^2))) # This doesn't work > > The last text function returns the error: > > Error: unexpected '==' in " text(2,8, bquote(delta == mu^2 ==" > > The first two text functions work in this example, using a default graphics > window on a 64-bit Windows machine, and either R 2.11.0 development edition > for 64-bit Windows or R 9.2.2 on the same machine ((x 86)). > > I don't mind the two statements except that when trying to automate this by > using the base x coordinate + epsilon*max(x), for example -- > > x <- 1:10 > epsilon=0.05 > text(2+esilon*max(x),8, bquote(phantom(0) == .(mu^2))) > > for the x position on the 2nd text function, the position of the additional > text is not predictable. > > Thanks, > > Larry Hotchkiss > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > -- Henrique Dallazuanna Curitiba-Paraná-Brasil 25° 25' 40" S 49° 16' 22" O ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
