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What Is the Fourier Transform?

(www.quantamagazine.org)
474 points rbanffy | 1 comments | 04 Sep 25 22:11 UTC | HN request time: 0.203s | source
1. esafak ◴[04 Sep 25 22:44 UTC] No.45133092[source]▶
See also its windowed version, https://en.wikipedia.org/wiki/Short-time_Fourier_transform