From c52e8fdc770adcd4690868767a829f7e4b62a1c2 Mon Sep 17 00:00:00 2001
From: Bernhard Liebl <Bernhard.Liebl@gmx.org>
Date: Fri, 29 Apr 2016 23:49:33 +0200
Subject: [PATCH 1/2] make MathJax config parameter configurable (instead of
 hard coded)

---
 notebook/base/handlers.py        |  4 ++++
 notebook/notebook/handlers.py    |  1 +
 notebook/notebookapp.py          | 10 ++++++++++
 notebook/templates/notebook.html |  2 +-
 4 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/notebook/base/handlers.py b/notebook/base/handlers.py
index 686dcb93b6..357401f09a 100644
--- a/notebook/base/handlers.py
+++ b/notebook/base/handlers.py
@@ -159,6 +159,10 @@ def mathjax_url(self):
             return url
         return url_path_join(self.base_url, url)
     
+    @property
+    def mathjax_config(self):
+        return self.settings.get('mathjax_config', 'TeX-AMS_HTML-full,Safe')
+
     @property
     def base_url(self):
         return self.settings.get('base_url', '/')
diff --git a/notebook/notebook/handlers.py b/notebook/notebook/handlers.py
index 72bbd5a82e..c885a55c94 100644
--- a/notebook/notebook/handlers.py
+++ b/notebook/notebook/handlers.py
@@ -40,6 +40,7 @@ def get(self, path):
             notebook_name=name,
             kill_kernel=False,
             mathjax_url=self.mathjax_url,
+            mathjax_config=self.mathjax_config
             )
         )
 
diff --git a/notebook/notebookapp.py b/notebook/notebookapp.py
index a2b4ee7c6c..79dfb182d2 100644
--- a/notebook/notebookapp.py
+++ b/notebook/notebookapp.py
@@ -238,6 +238,7 @@ def init_settings(self, ipython_app, kernel_manager, contents_manager,
             nbextensions_path=ipython_app.nbextensions_path,
             websocket_url=ipython_app.websocket_url,
             mathjax_url=ipython_app.mathjax_url,
+            mathjax_config=ipython_app.mathjax_config,
             config=ipython_app.config,
             config_dir=ipython_app.config_dir,
             jinja2_env=env,
@@ -728,6 +729,15 @@ def _mathjax_url_changed(self, name, old, new):
         else:
             self.log.info("Using MathJax: %s", new)
 
+    mathjax_config = Unicode("", config=True,
+        help="""The MathJax.js configuration file that is to be used."""
+    )
+    def _mathjax_config_default(self):
+        return 'TeX-AMS_HTML-full,Safe'
+
+    def _mathjax_config_changed(self, name, old, new):
+        self.log.info("Using MathJax configuration file: %s", new)
+
     contents_manager_class = Type(
         default_value=FileContentsManager,
         klass=ContentsManager,
diff --git a/notebook/templates/notebook.html b/notebook/templates/notebook.html
index 10e6095fce..f8e4f3c075 100644
--- a/notebook/templates/notebook.html
+++ b/notebook/templates/notebook.html
@@ -3,7 +3,7 @@
 {% block stylesheet %}
 
 {% if mathjax_url %}
-<script type="text/javascript" src="{{mathjax_url}}?config=TeX-AMS_HTML-full,Safe&delayStartupUntil=configured" charset="utf-8"></script>
+<script type="text/javascript" src="{{mathjax_url}}?config={{mathjax_config}}&delayStartupUntil=configured" charset="utf-8"></script>
 {% endif %}
 <script type="text/javascript">
 // MathJax disabled, set as null to distingish from *missing* MathJax,

From 4d0c9dec8635bb6d14a392aece9b286bdd9f545c Mon Sep 17 00:00:00 2001
From: Bernhard Liebl <Bernhard.Liebl@gmx.org>
Date: Sat, 30 Apr 2016 09:15:46 +0200
Subject: [PATCH 2/2] extended the mathjax_config setting to lab

---
 notebook/lab/handlers.py    | 3 ++-
 notebook/templates/lab.html | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/notebook/lab/handlers.py b/notebook/lab/handlers.py
index 0b4153e81e..21eca6810a 100644
--- a/notebook/lab/handlers.py
+++ b/notebook/lab/handlers.py
@@ -17,7 +17,8 @@ def get(self):
         self.write(self.render_template('lab.html',
             page_title='Jupyter Lab',
             terminals_available=self.settings['terminals_available'],
-            mathjax_url=self.mathjax_url))
+            mathjax_url=self.mathjax_url,
+            mathjax_config=self.mathjax_config))
 
 #-----------------------------------------------------------------------------
 # URL to handler mappings
diff --git a/notebook/templates/lab.html b/notebook/templates/lab.html
index 6f99b9ed61..2f7175eafb 100644
--- a/notebook/templates/lab.html
+++ b/notebook/templates/lab.html
@@ -79,7 +79,7 @@
     {% endblock %}
 
     {% if mathjax_url %}
-    <script type="text/javascript" src="{{mathjax_url}}?config=TeX-AMS_HTML-full,Safe&amp;delayStartupUntil=configured" charset="utf-8"></script>
+    <script type="text/javascript" src="{{mathjax_url}}?config={{mathjax_config}}&amp;delayStartupUntil=configured" charset="utf-8"></script>
     {% endif %}
 
 </head>