Latex

Geode supports $LaTeX$ with katex

$E=mc^2$

$E=mc^2$

or using block

$$
f(x) = \int_{-\infty}^\infty \hat f(\xi)\,e^{2 \pi i \xi x} \,d\xi
$$

$$ f(x) = \int_{-\infty}^\infty \hat f(\xi),e^{2 \pi i \xi x} ,d\xi $$