===== troubleshooting =====
==== string inside dollar signs is not rendered ====
Issue:

<code>$\neq$</code> renders as $\neq$

Solution:

Add a space on both sides of the string.

<code>$ \neq $</code> will render as $ \neq $

Tested with: [MathJax plugin 2021-11-20, DokuWiki version: Release 2022-07-31a "Igor"]

===== dummy =====
==== useful links ====
  * https://math.meta.stackexchange.com/questions/5020/mathjax-basic-tutorial-and-quick-reference - MathJax basic tutorial and quick reference. The comments are also very useful.