<script type="text/x-mathjax-config"> MathJax.Hub.Config({ tex2jax: { inlineMath: [ ['$','$'] ], processEscapes: true } }); </script> <script type="text/javascript" id="MathJax-script" async src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-chtml.js"> </script> Hello This is inline expr: $ x = x^2 $ And this is not inlined: $$ x = x^2 $$