Merge pull request #88 from partially-compiled/master

Update 04_error.ipynb

Author: mandli

04_error.ipynb

@@ -1041,7 +1041,8 @@
    },
    "source": [
     "Each time a new number in the loop is generated, the error is multiplied. For example, after the first iteration $y_2$ is\n",
-    "$$\n",
+    "\n",
+    "$$ \n",
     "    \\begin{align}\n",
     "       y_2 &= \\frac{16}{5} \\left( \\frac{1}{5}+\\epsilon \\right) \n",
     "               - \\frac{3}{5} \\left( 1 \\right), \\\\\n",