[R] Help with expression
d.scott at auckland.ac.nz
Mon Jan 24 16:49:09 CET 2011
Thanks. Exactly what I wanted.
As usual, I played around with all sorts of things to try and get the
expression right, but never thought of as.name.
On 25/01/2011 4:32 a.m., Charles C. Berry wrote:
> On Tue, 25 Jan 2011, David Scott wrote:
>> I have a problem with expressions. I am trying to create a title where the
>> parameter of interest is displayed as a Greek character. Which parameter is
>> being considered is stored in a character variable.
>> As an example, if I have
>> param<- "alpha"
> param<- as.name("alpha")
>> and then do
>> plot(0, 0, main = bquote(Parameter==.(param)))
>> then in the title I get "Parameter = alpha",
>> whereas I want the Greek character alpha.
>> David Scott
>> David Scott Department of Statistics
>> The University of Auckland, PB 92019
>> Auckland 1142, NEW ZEALAND
>> Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055
>> Email: d.scott at auckland.ac.nz, Fax: +64 9 373 7018
>> Director of Consulting, Department of Statistics
>> R-help at r-project.org mailing list
>> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
> Charles C. Berry Dept of Family/Preventive Medicine
> cberry at tajo.ucsd.edu UC San Diego
> http://famprevmed.ucsd.edu/faculty/cberry/ La Jolla, San Diego 92093-0901
David Scott Department of Statistics
The University of Auckland, PB 92019
Auckland 1142, NEW ZEALAND
Phone: +64 9 923 5055, or +64 9 373 7599 ext 85055
Email: d.scott at auckland.ac.nz, Fax: +64 9 373 7018
Director of Consulting, Department of Statistics
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