In this video I show that the mathematics behind Fourier series is the same as in linear algebra.
For more videos on Fourier series, then visit:
https://www.youtube.com/playlist?list=PL2uXHjNuf12bd8TxkYHaybEfwaIfK5nxE
Intro: (0:00)
Linear Algebra: (0:45)
Fourier Series: (10:07)