agda-stdlib software package provides standard library for Agda, you can install in your Ubuntu 12.04 LTS (Precise Pangolin) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install agda-stdlib
agda-stdlib is installed in your system.
Make ensure the agda-stdlib package were installed using the commands given below,
$ sudo dpkg-query -l | grep agda-stdlib *
You will get with agda-stdlib package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | Libraries |
| Package | agda-stdlib |
| Version | 0.6-2 |
| Description | standard library for Agda |
| Sub Section | libs |