This is a sample blog post. Lorem ipsum I can’t remember the rest of lorem ipsum and don’t have an internet connection right now. Testing testing testing this blog post. Blog posts are cool.

Headings are cool

You can have many headings

\(\begin{aligned}f(x)=\sum_{n=-\infty}^\infty c_ne^{i2\pi\frac{n}{P}x},\quad x\in[-P/2,P/2].\end{aligned}\)

Testing out latex