If this stuff intrigues you please try out Steve Brunton's extensive set of videos on Data Science that include superb lectures on Fourier Series, the Fourier T

If this stuff intrigues you please try out Steve Brunton's extensive set of videos on Data Science that include superb lectures on Fourier Series, the Fourier Transform and the Fast Fourier Transform with examples in Matlab and Python. Can't recommend this guy enough. https://www.youtube.com/channel/UCm5mt-A4w61lknZ9lCsZtBw https://www.youtube.com/channel/UCm5mt-A4w61lknZ9lCsZtBw