Added floating point links.

Author: jtkiley

notebooks/0c_python1.ipynb

@@ -128,13 +128,17 @@
    ]
   },
   {
+   "attachments": {},
    "cell_type": "markdown",
    "metadata": {},
    "source": [
     "### Floats\n",
     "\n",
     "Anything with a float returns a float.\n",
-    "Also, in the example below, note the imprecision we talked about earlier."
+    "Also, in the example below, note the imprecision we talked about earlier.\n",
+    "\n",
+    "**Optional rabbit hole:** For more on why this imprecision happens, see [here](https://0.30000000000000004.com).\n",
+    "Though it tends not to be a practical issue in general, it comes up in the [numerical stability](https://www.cs.utexas.edu/users/flame/Notes/NotesOnStability.pdf) in algorithms, which we're generally only likely to encounter when implementing our own models using linear algebra directly."
    ]
   },
   {
@@ -502,7 +506,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "2022-06-04 12:07:48.489845\n"
+      "2023-01-01 15:06:49.428354\n"
      ]
     }
    ],
@@ -520,9 +524,9 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "2022\n",
-      "6\n",
-      "4\n"
+      "2023\n",
+      "1\n",
+      "1\n"
      ]
     }
    ],
@@ -542,7 +546,7 @@
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "2021-06-04 12:07:48.489845\n"
+      "2022-01-01 15:06:49.428354\n"
      ]
     }
    ],
@@ -957,7 +961,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3",
+   "display_name": "carmapy",
    "language": "python",
    "name": "python3"
   },
@@ -971,7 +975,12 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.8.10"
+   "version": "3.10.4"
+  },
+  "vscode": {
+   "interpreter": {
+    "hash": "a81bae0441ee82e2a3d84d7974355e2c20de19e1a546766137c816f6e631d815"
+   }
   }
  },
  "nbformat": 4,