Add title

AustinRochford · AustinRochford · commit b7651e0e174c · 2016-02-26T21:00:54.000-05:00
diff --git a/pymc3/examples/dp_mix.ipynb b/pymc3/examples/dp_mix.ipynb
@@ -4,6 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
+    "# Dirichlet process mixtures for density estimation\n",
     "Author: [Austin Rochford](https://github.com/AustinRochford/)\n",
     "\n",
     "## Dirichlet processes\n",
