Updated to new theme of TeXt

_includes/markdown-enhancements/mathjax.html

@@ -0,0 +1,17 @@
+{%- include snippets/get-sources.html -%}
+{%- assign _sources = __return -%}
+
+{%- include snippets/assign.html target=site.data.variables.default.mathjax_autoNumber
+  source0=site.mathjax_autoNumber source1=page.mathjax_autoNumber -%}
+{%- assign _mathjax_autoNumber = __return -%}
+
+<script type="text/x-mathjax-config">
+	var _config = { tex2jax: {
+		inlineMath: [['$','$'], ['\\(','\\)']]
+	}};
+	{%- if _mathjax_autoNumber == true -%}
+		_config.TeX = { equationNumbers: { autoNumber: "all" } };
+	{%- endif -%}
+	MathJax.Hub.Config(_config);
+</script>
+<script type="text/javascript" src="{{ _sources.mathjax }}" async></script>