Lecture 3: Antialiasing (27)
Michael-Equi

I found that this video provides a good visual intuition for the Fourier transform: https://www.youtube.com/watch?v=r6sGWTCMz2k

It also demonstrates how general the principle is in representing different signals

yangbright-2001

The weighted sum of many trigonometric functions can be used to approximate an arbitrary function (such as the weird "square" function in the figure on this page)

AbhiAlderman

@Michael-Equi I found the video you sent really interesting! It helped me understand how Fourier transforms worked in a visually intuitive way. I've definitely seen the Fourier transform used in artwork before, but this gave me a new perspective. It was cool to see how the Fourier transform is used in Physics, Trigonometry, Infinite Sums, Artwork, etc.

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