Questions tagged [fourier]

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On the Origin of the Concept of Aliasing & the Discrete Fourier Transform Frequency Axis

The development of fast Fourier transform is attributed to Cooley & Tukey, both have written a lot about it is historical development. However, I am searching early publications which showed how ...
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Who came up with the convolution theorem?

I am looking for the earliest reference which proposed the convolution theorem which is often utilized in signal processing (i.e., convolution becomes a multiplication in the Fourier domain). The ...