Merge pull request #4896 from westurner/4885_fix_mathjax_links

DOC: Fix MathJax links (fixes #4885)

docs/source/examples/Notebook/Typesetting Equations.ipynb

@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "The Markdown parser included in the Jupyter Notebook is MathJax-aware.  This means that you can freely mix in mathematical expressions using the [MathJax subset of Tex and LaTeX](http://docs.mathjax.org/en/latest/tex.html#tex-support).  [Some examples from the MathJax site](https://www.mathjax.org/demos/tex-samples/) are reproduced below, as well as the Markdown+TeX source."
+    "The Markdown parser included in the Jupyter Notebook is MathJax-aware.  This means that you can freely mix in mathematical expressions using the [MathJax subset of Tex and LaTeX](https://docs.mathjax.org/en/latest/input/tex/).  [Some examples from the MathJax demos site](https://mathjax.github.io/MathJax-demos-web/) are reproduced below, as well as the Markdown+TeX source."
    ]
   },
   {
@@ -272,9 +272,9 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.5.1"
+   "version": "3.7.3"
   }
  },
  "nbformat": 4,
- "nbformat_minor": 0
+ "nbformat_minor": 1
 }