This article will be part of a more extended series in which I plan to explore various aspects of Fourier Mathematics. I will take notes, create some visuals (a good pretext to learn more about graphics), and hope that it will be useful to someone other than me. The article has yet to be thoroughly reviewed by anyone other than me, so I put it online, hoping to get some feedback before bringing it to a final state. Table of contentsPermalink In this series, we will start with a brief recap of so...