From 44c3507d2c13d5d46fc547a56ff978ff26663366 Mon Sep 17 00:00:00 2001
From: Matthias Geier <Matthias.Geier@gmail.com>
Date: Sun, 17 Feb 2019 13:38:14 +0100
Subject: [PATCH] MathJax: Support for \gdef

Backport of https://github.com/jupyterlab/jupyterlab/pull/5997
---
 notebook/static/notebook/js/mathjaxutils.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/notebook/static/notebook/js/mathjaxutils.js b/notebook/static/notebook/js/mathjaxutils.js
index b6307b8888..296f15e27f 100644
--- a/notebook/static/notebook/js/mathjaxutils.js
+++ b/notebook/static/notebook/js/mathjaxutils.js
@@ -19,6 +19,9 @@ define([
                     processEscapes: true,
                     processEnvironments: true
                 },
+                TeX: {
+                    extensions: ['newcommand.js', 'begingroup.js']  // For \gdef
+                },
                 MathML: {
                     extensions: ['content-mathml.js']
                 },