[R] lower case Greek letters
Prof Brian Ripley
ripley at stats.ox.ac.uk
Thu Dec 8 17:16:06 CET 2005
On Thu, 8 Dec 2005, Matt Pocernich wrote:
> I am having difficulties creating lower case Greek letters.
> For example
> plot(0,0, type = "n")
> text(-0.5,1, expression(beta) )
> text( 0.5,1, expression(alpha) )
> produce the upper case letters B and A.
> In the Symbolic Names
> Alpha - Omega ! 7
> alpha - omega Capital greek letters
> so I suspect it may have something to do with my system, but
> I am at a loss as to what. Any suggestions as to what to check
> would be appreciated.
> I am running R version 2.1.0 on Debian Linux - version sarge.
Well, see the posting guide and follow its advice -- 2.2.1 beta is
available so you are 3-epsilon versions out of date.
Beyond that, you have not told us your graphics device. I suspect this is
the X11() device and so an X11 font issue. Try
and see if xlsfonts gives you anything sensible for the second pattern,
replacing %d by *.
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595
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