How To Install freefem-examples on Ubuntu 20.04
Introduction
In this tutorial we learn how to install freefem-examples on Ubuntu 20.04.
What is freefem-examples
freefem-examples is:
FreeFEM is a language adapted to Partial Differential equation. The underlying method used is the Finite Element Method. This tool has been successfully used as a teaching tool and even as a research tool.
There are three methods to install freefem-examples on Ubuntu 20.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install freefem-examples Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install freefem-examples using apt-get by running the following command:
sudo apt-get -y install freefem-examples
Install freefem-examples Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install freefem-examples using apt by running the following command:
sudo apt -y install freefem-examples
Install freefem-examples 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 freefem-examples using aptitude by running the following command:
sudo aptitude -y install freefem-examples
How To Uninstall freefem-examples on Ubuntu 20.04
To uninstall only the freefem-examples package we can use the following command:
sudo apt-get remove freefem-examples
Uninstall freefem-examples And Its Dependencies
To uninstall freefem-examples and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove freefem-examples
Remove freefem-examples Configurations and Data
To remove freefem-examples configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge freefem-examples
Remove freefem-examples configuration, data, and all of its dependencies
We can use the following command to remove freefem-examples configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge freefem-examples
References
Summary
In this tutorial we learn how to install freefem-examples package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.