switch to pymdownx.arithmatex for MathJax as per https://squidfunk.github.io/mkdocs-material/reference/math

Author: briantoby

MDhelp/docs/javascripts/mathjax.js

@@ -0,0 +1,19 @@
+window.MathJax = {
+  tex: {
+    inlineMath: [["\\(", "\\)"]],
+    displayMath: [["\\[", "\\]"]],
+    processEscapes: true,
+    processEnvironments: true
+  },
+  options: {
+    ignoreHtmlClass: ".*|",
+    processHtmlClass: "arithmatex"
+  }
+};
+
+document$.subscribe(() => { 
+  MathJax.startup.output.clearCache()
+  MathJax.typesetClear()
+  MathJax.texReset()
+  MathJax.typesetPromise()
+})

MDhelp/mkdocs.yml_pdf

@@ -87,12 +87,22 @@ plugins:
 markdown_extensions:
   - def_list
   - admonition
-  - mdx_math
+#  - mdx_math
+  - pymdownx.arithmatex:
+      generic: true
+      tex_inline_wrap: ["$", "$"]
+      tex_block_wrap: ["$$", "$$"]
 
-extra_javascript: 
-  - https://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML
+extra_javascript:
+  - javascripts/mathjax.js
+  - https://unpkg.com/mathjax@3/es5/tex-mml-chtml.js
+
+
+#extra_javascript: 
+#  - https://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML
 #  - https://unpkg.com/mathjax@3/es5/tex-mml-chtml.js # MathJax library from CDN
 
+
 #local build settings from https://www.mkdocs.org/user-guide/deploying-your-docs/#local-files
 
 site_url: ""