diff --git a/documentation/src/SUMMARY.md b/documentation/src/SUMMARY.md
index 13b2103..64d359e 100644
--- a/documentation/src/SUMMARY.md
+++ b/documentation/src/SUMMARY.md
@@ -24,6 +24,7 @@
   - [Snippet Build Scripts](./snippet_build_scripts.md)
     - [Example Script](./example_script.md)
   - [Common snippets](./common_snippets.md)
+  - [MathJax support](./mathjax.md)
 
 # Miscellaneous
   - [Fish configuration](./misc_fish.md)
diff --git a/documentation/src/mathjax.md b/documentation/src/mathjax.md
new file mode 100644
index 0000000..93bc2c8
--- /dev/null
+++ b/documentation/src/mathjax.md
@@ -0,0 +1,10 @@
+# MathJax support
+
+You can enable MathJax and write LaTeX in the plain command by importing the
+`mathjax` package.
+
+```latex
+\usepackage{mathjax}
+...
+\plain{Some math: \(e^x\).}
+```
\ No newline at end of file
diff --git a/documentation/src/usage.md b/documentation/src/usage.md
index b47a226..70b5ce1 100644
--- a/documentation/src/usage.md
+++ b/documentation/src/usage.md
@@ -54,13 +54,4 @@ The `plain` command is used as follows:
 ```
 The plain command embeds its content into the HTML code of the page.
 Note that the passed argument is printed verbatim, LaTeX commands will not work.
-If you want to write a percentage, use `\HTMLPercentage`.
-
-You can enable MathJax and write LaTeX in the plain command by importing the
-`mathjax` package.
-
-```latex
-\usepackage{mathjax}
-...
-\plain{Some math: \(e^x\).}
-```
\ No newline at end of file
+If you want to write a percentage, use `\HTMLPercentage`.
\ No newline at end of file
diff --git a/documentation/src/vscode.md b/documentation/src/vscode.md
index e3aae1c..3ccd7f9 100644
--- a/documentation/src/vscode.md
+++ b/documentation/src/vscode.md
@@ -20,8 +20,6 @@ The file provides some autocompletions such as `sdocument` which will provide a
 \id{id}
 \genpage
 
-
-
 \end{document}
 ```