r-cran-nlme software package provides GNU R package for (non-)linear mixed effects models, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install r-cran-nlme
r-cran-nlme is installed in your system.
Make ensure the r-cran-nlme package were installed using the commands given below,
$ sudo dpkg-query -l | grep r-cran-nlme *
You will get with r-cran-nlme package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Mathematics |
| Package | r-cran-nlme |
| Version | 3.1.113-1 |
| Description | GNU R package for (non-)linear mixed effects models |
| Sub Section | math |