How To Install fftw2 on Ubuntu 22.04
Introduction
In this tutorial we learn how to install fftw2
on Ubuntu 22.04.
What is fftw2
fftw2 is:
This library computes Fast Fourier Transforms (FFT) in one or more dimensions. It is extremely fast. This package contains the shared library version of the fftw libraries in double precision.
To get the static library and the header files you need to install fftw-dev.
For documentation and test programs, install fftw-docs
There are three methods to install fftw2
on Ubuntu 22.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install fftw2 Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install fftw2
using apt-get
by running the following command:
sudo apt-get -y install fftw2
Install fftw2 Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install fftw2
using apt
by running the following command:
sudo apt -y install fftw2
Install fftw2 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 fftw2
using aptitude
by running the following command:
sudo aptitude -y install fftw2
How To Uninstall fftw2 on Ubuntu 22.04
To uninstall only the fftw2
package we can use the following command:
sudo apt-get remove fftw2
Uninstall fftw2 And Its Dependencies
To uninstall fftw2
and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:
sudo apt-get -y autoremove fftw2
Remove fftw2 Configurations and Data
To remove fftw2
configuration and data from Ubuntu 22.04 we can use the following command:
sudo apt-get -y purge fftw2
Remove fftw2 configuration, data, and all of its dependencies
We can use the following command to remove fftw2
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge fftw2
References
Summary
In this tutorial we learn how to install fftw2
package on Ubuntu 22.04 using different package management tools: apt
, apt-get
and aptitude
.