install mathjax js/css

restrict to HTML-CSS + STIX-Web for size

jupyter_notebook/static/notebook/js/mathjaxutils.js

@@ -23,6 +23,10 @@ define([
                 // we use CSS to left justify single line equations in code cells.
                 displayAlign: 'center',
                 "HTML-CSS": {
+                    availableFonts: [],
+                    imageFont: null,
+                    preferredFont: null,
+                    webFont: "STIX-Web",
                     styles: {'.MathJax_Display': {"margin": 0}},
                     linebreaks: { automatic: true }
                 }

setupbase.py

@@ -138,6 +138,25 @@ def find_package_data():
             if f.endswith(('.js', '.css')):
                 static_data.append(pjoin(parent, f))
 
+    # Trim mathjax
+    mj = lambda *path: pjoin(components, 'MathJax', *path)
+    static_data.extend([
+        mj('MathJax.js'),
+        mj('config', 'TeX-AMS_HTML-full.js'),
+        mj('jax', 'output', 'HTML-CSS', '*.js'),
+    ])
+    for tree in [
+        mj('localization'), # limit to en?
+        mj('fonts', 'HTML-CSS', 'STIX-Web', 'woff'),
+        mj('jax', 'input', 'TeX'),
+        mj('jax', 'output', 'HTML-CSS', 'autoload'),
+        mj('jax', 'output', 'HTML-CSS', 'fonts', 'STIX-Web'),
+    ]:
+        for parent, dirs, files in os.walk(tree):
+            for f in files:
+                static_data.append(pjoin(parent, f))
+    
+
     os.chdir(os.path.join('tests',))
     js_tests = glob('*.js') + glob('*/*.js')