--- title: "Math Test" --- This is a test of **MathJax** support. Inline math: $E=mc^2$ is the theory of special relativity. Block math: $$ \sum_{i=1}^{n} i = \frac{n(n+1)}{2} $$ Another block: $$ \int_{-\infty}^{\infty} e^{-x^2} dx = \sqrt{\pi} $$