[R] Font problem.

[Jim Lemon]

Hi Rolf,
I would try using dnf (or whatever the Ubuntu equivalent is) to
install the X11 fonts. You may have a GUI method for this in Ubuntu.

Jim


On Mon, Oct 3, 2016 at 7:55 AM, Rolf Turner <r.turner at auckland.ac.nz> wrote:
>
> Dunno exactly whom I should ask about this problem, but I thought I'd start
> with good old r-help.
>
> I have recently acquired a new laptop, and have installed Ubuntu 16.04 on
> it.  Still having some teething problems.
>
> If I do
>
> plot(1:10,ylab=expression(italic(J(r)))
>
> I get the error:
>
> Error in title(...) :
>   X11 font -*-courier-%s-%s-*-*-%d-*-*-*-*-*-*-*, face 5 at size 15 could
> not be loaded
>
> So it would seem that I am missing a font.  Fonts have always been a
> complete mystery to me.  Can anyone suggest how I might rectify this
> deficiency in the fonts on my system?  If so, *please* be as explicit as you
> can in your instructions; I am all at sea here.
>
> cheers,
>
> Rolf Turner
>
> P. S.  I have also just noticed that if I do:
>
> plot(1:10,ylab=expression(alpha))
>
> I get an "a" as the y-axis label, rather than the Greek letter alpha.
>
> Likewise if I do plot(1:10,ylab=expression(Sigma)) I get a capital "S"
> rather than an upper case Greek Sigma symbol.  No error thrown, but.
>
> Any ideas as to how to fix this problem?
>
> For what it's worth, here is my sessionInfo():
>
> R version 3.3.1 (2016-06-21)
> Platform: x86_64-pc-linux-gnu (64-bit)
> Running under: Ubuntu 16.04.1 LTS
>
> locale:
>  [1] LC_CTYPE=en_NZ.UTF-8       LC_NUMERIC=C
>  [3] LC_TIME=en_NZ.UTF-8        LC_COLLATE=en_NZ.UTF-8
>  [5] LC_MONETARY=en_NZ.UTF-8    LC_MESSAGES=en_NZ.UTF-8
>  [7] LC_PAPER=en_NZ.UTF-8       LC_NAME=C
>  [9] LC_ADDRESS=C               LC_TELEPHONE=C
> [11] LC_MEASUREMENT=en_NZ.UTF-8 LC_IDENTIFICATION=C
>
> attached base packages:
> [1] stats     graphics  grDevices utils     datasets  methods   base
>
> other attached packages:
> [1] misc_0.0-16
>
> loaded via a namespace (and not attached):
>  [1] deldir_0.1-13       Matrix_1.2-3        mgcv_1.8-12
>  [4] abind_1.4-3         spatstat_1.46-1.036 rpart_4.1-10
>  [7] nlme_3.1-128        grid_3.3.1          polyclip_1.5-0
> [10] lattice_0.20-33     goftest_1.0-3       tensor_1.5
>
> R. T.
>
> --
> Technical Editor ANZJS
> Department of Statistics
> University of Auckland
> Phone: +64-9-373-7599 ext. 88276
>
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