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Code for fast transforms and low level algorithms

'FXT' is a C++ library containing code for various fast orthogonal transforms and related algorithms for real, complex, n-dim fourier transforms, hartley transform, 1dim and 2dim, number theoretic transforms, walsh, haar, and wavelet transforms, convolution, correlation and power spectrum, mass-storage FFTs and convolution, fast multiplication routines, sine and cosine transforms, and z-transform.



version 2016.12.30 (stable)
released on 30 December 2016




Verified by

Verified on


Verified by

Janet Casey

Verified on

15 April 2004

Leaders and contributors

Joerg Arndt Maintainer

Resources and communication

AudienceResource typeURI
Bug Tracking,Developer,SupportE-mailmailto:arndt@jjj.de

Software prerequisites

This entry (in part or in whole) was last reviewed on 25 February 2017.


Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the page “GNU Free Documentation License”.

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