[R] Plotmath isn't working for special characters

[Richard O'Keefe]

plot(1,1, main=quote(x>=y))
produces the symbol for me.
plot(1,1, main=parse(text="x>=y"))
also produces the symbol.

 setting  value
 version  R version 4.2.2 Patched (2022-11-10 r83330)
 os       Ubuntu 22.04.1 LTS
 system   x86_64, linux-gnu
 ui       X11
 language en_NZ:en
 collate  en_NZ.iso88591
 ctype    en_NZ.iso88591
 tz       Pacific/Auckland
 date     2023-01-25
 pandoc   2.9.2.1 @ /usr/bin/pandoc

- Packages
-------------------------------------------------------------------
 package     * version date (UTC) lib source
 cli           3.4.1   2022-09-23 [1] CRAN (R 4.2.2)
 sessioninfo   1.2.2   2021-12-06 [1] CRAN (R 4.2.2)

 [1] /home/ok/R/x86_64-pc-linux-gnu-library/4.2
 [2] /usr/local/lib/R/site-library
 [3] /usr/lib/R/site-library
 [4] /usr/lib/R/library



On Wed, 25 Jan 2023 at 12:34, Bert Gunter <bgunter.4567 using gmail.com> wrote:

> Also works for me on a Mac Ventura in the RStudio graphics device. Just for
> the heckuva it, does
> plot(1,1,main= quote( x >= y ))
> work? I shouldn't think so, but ...
>
> Cheers,
> Bert
>
>
>
> On Tue, Jan 24, 2023 at 1:43 PM David Stevens <david.stevens using usu.edu>
> wrote:
>
> > Simple expressions on plots, such as parse(text='x >= y') have been
> > resulting in just a placeholder box (x box y and not the symbol) in my R
> > plot labels in windows, R v 4.2.2. I haven't down an exhaustive test but
> > <= and >= have this behavior.
> >
> > plot(1,1,main=parse(text="x >= y"))
> >
> > Has anyone else seen this?
> >
> > best
> >
> > David
> >
> > --
> > David K Stevens, PhD, PE, Professor
> > Civil and Environmental Engineering
> > Utah Water Research Laboratory
> > Utah State University
> > 8200 Old Main Hill
> > Logan, UT 84322-8200
> > david.stevens using usu.edu
> > (435) 797-3229 (office)
> >
> > ______________________________________________
> > R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
> > 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.
> >
>
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>
> ______________________________________________
> R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
> 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.
>

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