How to Install and Uninstall libfftw3-3 Package on Ubuntu 21.10 (Impish Indri)

Last updated: March 15,2025

1. Install "libfftw3-3" package

Here is a brief guide to show you how to install libfftw3-3 on Ubuntu 21.10 (Impish Indri)


    
        
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                sudo apt update
            
                    
    
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                sudo apt install
            
                        
                libfftw3-3
            
                    
    
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2. Uninstall "libfftw3-3" package

Please follow the instructions below to uninstall libfftw3-3 on Ubuntu 21.10 (Impish Indri):


    
        
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                sudo apt remove
            
                        
                libfftw3-3
            
                    
    
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                sudo apt autoclean && sudo apt autoremove
            
                    
    
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3. Information about the libfftw3-3 package on Ubuntu 21.10 (Impish Indri)

Package: libfftw3-3
Architecture: amd64
Version: 3.3.8-2ubuntu7
Multi-Arch: same
Priority: optional
Section: universe/libs
Source: fftw3
Origin: Ubuntu
Maintainer: Ubuntu Developers
Original-Maintainer: Debian Science Team
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 30
Provides: fftw3
Depends: libfftw3-double3 (= 3.3.8-2ubuntu7), libfftw3-long3 (= 3.3.8-2ubuntu7), libfftw3-single3 (= 3.3.8-2ubuntu7)
Suggests: libfftw3-bin, libfftw3-dev
Conflicts: fftw3
Replaces: fftw3
Filename: pool/universe/f/fftw3/libfftw3-3_3.3.8-2ubuntu7_amd64.deb
Size: 1764
MD5sum: 8b50dbc652a8cafed01a6145009344c7
SHA1: ae090a9f25ca5a40cd93fe99adce653b03f2ddb3
SHA256: 4222209e86263dc7bfed8a66e43db9212c8e2422efd8dfb673293f42693cadb4
SHA512: 1935ed6218c1ae2f26e14a0e13e611f69597af5d48a9e801217a8a19c15823903231ea4692c230d0c471f75eb4117e1a86f1ef6a90b869666c620ef8db580b9e
Homepage: http://fftw.org
Description-en: Library for computing Fast Fourier Transforms
The FFTW library computes Fast Fourier Transforms (FFT) in one or more
dimensions. It is extremely fast.
This package is a transitional package depending on the packages containing
the single and double precision libraries.
.
To get the static library and the header files, you need to install
libfftw3-dev. For documentation, see libfftw3-doc.
Description-md5: 9b4a1db0c2c723860096cb991f8d929b