New posts in Fourier Series

Why do choirs work?

Showing that $-\frac{1}{2}=\sum^{\infty}_{n=1}\frac{(-1)^{n}\sin(n)}{n}$

Weird Integral Involving Hermite Polynomials

"Bad" Fourier Series derivation

Proving that $\sum_{n=1}^{\infty}\frac{(-1)^{n+1}}{n^{2}}=\frac{\pi^{2}}{12}$

Does there exist a non-trivial Fourier series which converges pointwise everywhere to the zero function?

Is every series that matters a Taylor series?

How to find the sum $1+\frac{1}{2}-\frac{1}{4}-\frac{1}{5}+\frac{1}{7}+\frac{1}{8}-\frac{1}{10}-\frac{1}{11}+\cdots =\ ?$

Alternate proof of Dirichlet integral $\frac{\sin(x)}{x}$.

Computing series $\sum_{n=1}^{\infty} 1/n^2$ using Fourier Series