This extension injects KaTeX into the Element chat client for matrix.

• $$$x^2$$$ renders math block style
• $$x^2$$ renders math inline

You can download the extension the firefox addon store.

• make sure you have npm installed
• run npm install, the webextension will be zipped as build/katex-riot.zip and the file structure of the extionsion is written to the folder build/katex-riot-pub for debugging
• to clean all build artifacts, just run npm run clean

Thanks to KaTeX for providing the blazingly fast rendering library for LaTeX formulas.