====== R ======
R is a free software environment for statistical computing and graphics.

===== Information =====

  * Version: 4.5 (4.5.2)
  * Added: February, 2015
  * Updated: March, 2026
  * Link: https://www.r-project.org/

===== Usage =====

See which versions are available:
<code>$ module avail R</code>

Load one version into your environment and run it:
<code>$ module load R/4.5
$ R</code>

Use ''installed.packages()'' to check the list of packages installed in the ILRI environment by default. Here is a good resource on [[https://www.osc.edu/resources/available_software/software_list/r#6|installing R packages into user libraries]] if you need other packages.

===== Installation ======
Notes from the sysadmin during installation.

<code>$ cd /tmp
$ wget https://cran.r-project.org/src/base/R-4/R-4.5.2.tar.xz
$ tar xf R-4.5.2.tar.xz
$ cd R-4.5.2
$ sudo dnf install tcl-devel tk-devel
$ ./configure --enable-R-shlib --prefix=/export/apps/R/4.5
$ nice make -j4
$ sudo mkdir /export/apps/R/4.5
$ sudo chown aorth /export/apps/R/4.5
$ make install
$ sudo chown -R root:root /export/apps/R/4.5</code>