the sum of sin(n)/n by using the Fourier Series (fourier series engineering mathematics)

Here's my favorite infinite series, the sum of sin(n)/n from n=1 to inf. We will use Fourier Series to evaluate it. Support this channel by becoming a patron 👉 https://www.patreon.com/blackpenredpen

Special thanks to the viewer, Boolean Coercion, for the solution!