# How to parse MathJax Superscripts ands Subscripts in Hugo

January 05, 2019 - John Law - 1 min read

The trick is simple: we can define a specific $\LaTeX$ command for superscripts and subscripts, i.e.:

$\let\sub_ \let\sup^$

before a page document. Then when we use MathJax with Hugo, along with the above definition, we are free from underscores being <em> and so on. No additional CSS is needed.

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