If you need a coder-friendly & graphical refresher on Fourier transforms, I highly recommend this: https://jackschaedler.github.io/circles-sines-signals/ https:

If you need a coder-friendly & graphical refresher on Fourier transforms, I highly recommend this: https://jackschaedler.github.io/circles-sines-signals/ https://jackschaedler.github.io/circles-sines-signals/