How To Install fftw-libs-long on CentOS 8

fftw-libs-long is FFTW library, long double precision FFTW library, long double precision

Introduction

In this tutorial we learn how to install fftw-libs-long on CentOS 8.

What is fftw-libs-long

This package contains the FFTW library compiled in long double precision. fftw-libs-long 3.3.5 11.el8 x86_64 541 k fftw-3.3.5-11.el8.src.rpm appstream FFTW library, long double precision http GPLv2+ This package contains the FFTW library compiled in long double precision.

We can use yum or dnf to install fftw-libs-long on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install fftw-libs-long.

Install fftw-libs-long on CentOS 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install fftw-libs-long using dnf by running the following command:

sudo dnf -y install fftw-libs-long

Install fftw-libs-long on CentOS 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

CentOS Linux 8 - AppStream                                       43 kB/s | 4.3 kB     00:00    
CentOS Linux 8 - BaseOS                                          65 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - ContinuousRelease                               43 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - Extras                                          23 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - FastTrack                                       40 kB/s | 3.0 kB     00:00    
CentOS Linux 8 - HighAvailability                                36 kB/s | 3.9 kB     00:00    
CentOS Linux 8 - Plus                                            24 kB/s | 1.5 kB     00:00    
CentOS Linux 8 - PowerTools                                      50 kB/s | 4.3 kB     00:00    
Extra Packages for Enterprise Linux Modular 8 - x86_64           13 kB/s | 9.2 kB     00:00    
Extra Packages for Enterprise Linux 8 - x86_64                   24 kB/s | 8.5 kB     00:00    
Metadata cache created.

After updating yum database, We can install fftw-libs-long using yum by running the following command:

sudo yum -y install fftw-libs-long

How To Uninstall fftw-libs-long on CentOS 8

To uninstall only the fftw-libs-long package we can use the following command:

sudo dnf remove fftw-libs-long

fftw-libs-long Package Contents on CentOS 8

/usr/lib/.build-id
/usr/lib/.build-id/18
/usr/lib/.build-id/18/018d3322390221c4e40b43de622860f34f2775
/usr/lib/.build-id/88
/usr/lib/.build-id/88/376553a625a1491d7eed3807fa765a21d1089f
/usr/lib/.build-id/93
/usr/lib/.build-id/93/12e505ae59325d06ddc4313ad72d70ae765cd3
/usr/lib64/libfftw3l.so.3
/usr/lib64/libfftw3l.so.3.5.5
/usr/lib64/libfftw3l_omp.so.3
/usr/lib64/libfftw3l_omp.so.3.5.5
/usr/lib64/libfftw3l_threads.so.3
/usr/lib64/libfftw3l_threads.so.3.5.5
/usr/share/doc/fftw-libs-long
/usr/share/doc/fftw-libs-long/AUTHORS
/usr/share/doc/fftw-libs-long/ChangeLog
/usr/share/doc/fftw-libs-long/NEWS
/usr/share/doc/fftw-libs-long/README
/usr/share/doc/fftw-libs-long/TODO
/usr/share/licenses/fftw-libs-long
/usr/share/licenses/fftw-libs-long/COPYING
/usr/share/licenses/fftw-libs-long/COPYRIGHT
/usr/lib/.build-id
/usr/lib/.build-id/4d
/usr/lib/.build-id/4d/2d09a7ed332f3c6bd925fa500fb4ae5de5e302
/usr/lib/.build-id/bb
/usr/lib/.build-id/bb/1cc0575d071476bb99347ab1a06b9ce9f793ef
/usr/lib/.build-id/df
/usr/lib/.build-id/df/3d9afb22b4286f043d17a3e9a63019a58fe539
/usr/lib/libfftw3l.so.3
/usr/lib/libfftw3l.so.3.5.5
/usr/lib/libfftw3l_omp.so.3
/usr/lib/libfftw3l_omp.so.3.5.5
/usr/lib/libfftw3l_threads.so.3
/usr/lib/libfftw3l_threads.so.3.5.5
/usr/share/doc/fftw-libs-long
/usr/share/doc/fftw-libs-long/AUTHORS
/usr/share/doc/fftw-libs-long/ChangeLog
/usr/share/doc/fftw-libs-long/NEWS
/usr/share/doc/fftw-libs-long/README
/usr/share/doc/fftw-libs-long/TODO
/usr/share/licenses/fftw-libs-long
/usr/share/licenses/fftw-libs-long/COPYING
/usr/share/licenses/fftw-libs-long/COPYRIGHT

References

Summary

In this tutorial we learn how to install fftw-libs-long on CentOS 8 using yum and dnf.