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How to Add MathML Equations in WebHelp Output

Currently, the majority of modern browsers have native support to render MathML equations embedded in the HTML code. If your browser that does not have support for MathML,MathJax is a solution to properly view MathML equations embedded in HTML content in a variety of browsers.

If you have DITA content that has embedded MathML equations and you want to properly view the equations in published HTML output types (such as WebHelp), you need to add a reference to the MathJax script in the head element of all HTML files that have the equation embedded.

For example:
<script type="text/javascript" id="MathJax-script" async
  src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/3.0.0/es5/latest?tex-mml-chtml.js">
</script>

Result: The equation should now be properly rendered in the WebHelp output for other browsers.