# \#fourier

**URL:** https://discourse.julialang.org/tag/fourier/1610.md

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## [Symbolic Fourier Transforms for Educational DSP](https://discourse.julialang.org/t/symbolic-fourier-transforms-for-educational-dsp/134001)

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**Author:** [@franalbani](https://discourse.julialang.org/u/franalbani)\
**Replies:** 1\
**Last updated:** [November 20, 2025, 1:58pm UTC](https://discourse.julialang.org/t/symbolic-fourier-transforms-for-educational-dsp/134001 "2025-11-20T13:58:38Z")

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Hi! I’m new to Julia and wondering if its the right tool for a educational project. I would like to make a program that lets the user (a teacher or student) to select and customize some elemental signals that will then…

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## [Is there a package for Sliding Discrete Fourier Transforms?](https://discourse.julialang.org/t/is-there-a-package-for-sliding-discrete-fourier-transforms/122320)

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**Author:** [@heliosdrm](https://discourse.julialang.org/u/heliosdrm)\
**Replies:** 4\
**Last updated:** [January 16, 2025, 2:13pm UTC](https://discourse.julialang.org/t/is-there-a-package-for-sliding-discrete-fourier-transforms/122320 "2025-01-16T14:13:53Z")

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I haven’t found any specific package for Sliding Discrete Fourier Transforms. If there is no one yet, I would be inclined to try draft one (with the simplest methods to start with), but in that case I would appreciate so…

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## [\[ANN\] Announcing SlidingDFTs.jl](https://discourse.julialang.org/t/ann-announcing-slidingdfts-jl/123793)

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**Author:** [@heliosdrm](https://discourse.julialang.org/u/heliosdrm)\
**Replies:** 2\
**Last updated:** [December 14, 2024, 10:56pm UTC](https://discourse.julialang.org/t/ann-announcing-slidingdfts-jl/123793 "2024-12-14T22:56:29Z")

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This is a self-answer to Is there a package for Sliding Discrete Fourier Transforms? The package SlidingDFTs provides the tools to compute Sliding Discrete Fourer Transforms (SDFT) recursively, over one-dimensional seri…

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## [Discrete Fourier Transform (DFT) matrix and inverse](https://discourse.julialang.org/t/discrete-fourier-transform-dft-matrix-and-inverse/119952)

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**Author:** [@Nikos\_Gianniotis](https://discourse.julialang.org/u/Nikos_Gianniotis)\
**Replies:** 18\
**Last updated:** [September 28, 2024, 7:02am UTC](https://discourse.julialang.org/t/discrete-fourier-transform-dft-matrix-and-inverse/119952 "2024-09-28T07:02:40Z")

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Hello everyone, I want to calculate the explicit DFT matrix (and its inverse). I have been looking at related Julia packages to see if this functionality is somewhere available. While I could calculate it myself, I am a…

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## [Frequency-wavenumber spectrum?](https://discourse.julialang.org/t/frequency-wavenumber-spectrum/115821)

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**Author:** [@marianoarnaiz](https://discourse.julialang.org/u/marianoarnaiz)\
**Replies:** 7\
**Last updated:** [June 20, 2024, 1:55pm UTC](https://discourse.julialang.org/t/frequency-wavenumber-spectrum/115821 "2024-06-20T13:55:06Z")

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Hi everyone. I have some 2D data in time and space. I am trying to do some Frequency-wavenumber analysis. Anyone has a code to compute the proper Frequency-wavenumber spectrum? Let me know. Kind regards. M.