How To Install elan on Ubuntu
Posted on April 1, 2023 (Last modified on May 20, 2023 )
2 minutes • 387 words
Introduction
In this tutorial we learn how to install elan on Ubuntu.
What is elan
elan is:
elan is a small tool for managing your installations of the Lean theorem prover. It places lean and leanpkg binaries in your PATH that automatically select and, if necessary, download the Lean version described in the lean_version field of your project’s leanpkg.toml. You can also install, select, run, and uninstall Lean versions manually using the commands of the elan executable.
There are three methods to install elan on Ubuntu. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install elan Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install elan using apt-get by running the following command:
sudo apt-get -y install elan
Install elan Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install elan using apt by running the following command:
sudo apt -y install elan
Install elan Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install elan using aptitude by running the following command:
sudo aptitude -y install elan
How To Uninstall elan on Ubuntu
To uninstall only the elan package we can use the following command:
sudo apt-get remove elan
Uninstall elan And Its Dependencies
To uninstall elan and its dependencies that are no longer needed by Ubuntu, we can use the command below:
sudo apt-get -y autoremove elan
Remove elan Configurations and Data
To remove elan configuration and data from Ubuntu we can use the following command:
sudo apt-get -y purge elan
Remove elan configuration, data, and all of its dependencies
We can use the following command to remove elan configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge elan
Dependencies
elan have the following dependencies:
References
Summary
In this tutorial we learn how to install elan package on Ubuntu using different package management tools: apt, apt-get and aptitude.