How To Install libopenblas-dev on Ubuntu 18.04

In this tutorial we learn how to install libopenblas-dev on Ubuntu 18.04. libopenblas-dev is Optimized BLAS (linear algebra) library (development files)

Introduction

In this tutorial we learn how to install libopenblas-dev on Ubuntu 18.04.

What is libopenblas-dev

libopenblas-dev is:

OpenBLAS is an optimized BLAS library based on GotoBLAS2 1.13 BSD version.

Unlike Atlas, OpenBLAS provides a multiple architecture library.

All kernel will be included in the library and dynamically switched to the best architecture at run time (only on x86 arches).

This package includes the static libraries and symbolic links needed for program development.

There are three methods to install libopenblas-dev on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install libopenblas-dev Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install libopenblas-dev using apt-get by running the following command:

sudo apt-get -y install libopenblas-dev

Install libopenblas-dev Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install libopenblas-dev using apt by running the following command:

sudo apt -y install libopenblas-dev

Install libopenblas-dev 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 libopenblas-dev using aptitude by running the following command:

sudo aptitude -y install libopenblas-dev

How To Uninstall libopenblas-dev on Ubuntu 18.04

To uninstall only the libopenblas-dev package we can use the following command:

sudo apt-get remove libopenblas-dev

Uninstall libopenblas-dev And Its Dependencies

To uninstall libopenblas-dev and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:

sudo apt-get -y autoremove libopenblas-dev

Remove libopenblas-dev Configurations and Data

To remove libopenblas-dev configuration and data from Ubuntu 18.04 we can use the following command:

sudo apt-get -y purge libopenblas-dev

Remove libopenblas-dev configuration, data, and all of its dependencies

We can use the following command to remove libopenblas-dev configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge libopenblas-dev

References

Summary

In this tutorial we learn how to install libopenblas-dev package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.