Restore original math typesetting content

exampleSite/content/content/math-typesetting.md

@@ -44,12 +44,13 @@ In this example we will be using [KaTeX](https://katex.org/)
 - Include the partial in your templates like so:
 
 ```
-{{ if .Params.paige.math }}
+{{ if or .Params.math .Site.Params.math }}
 {{ partial "math.html" . }}
 {{ end }}
 ```
 
-To enable KaTex on a per page basis include the parameter `paige.math: true` in content files
+- To enable KaTeX globally set the parameter `math` to `true` in a project's configuration
+- To enable KaTeX on a per page basis include the parameter `math: true` in content files
 
 **Note:** Use the online reference of [Supported TeX Functions](https://katex.org/docs/supported.html)