Abstract and intro 3.2.5 + going to start method

3.3.5-hall-effect/processing.ipynb

@@ -0,0 +1,45 @@
+{
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+   "execution_count": 1,
+   "id": "1dd847b1-0ad5-4f0f-b22b-8c68142dcbe3",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import numpy as np\n",
+    "import pandas as pd\n",
+    "import matplotlib.pyplot as plt"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "657cc2c7-920b-46e0-a7a8-ef65146ddf4e",
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+   "source": []
+  }
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+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.10.2"
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+ "nbformat": 4,
+ "nbformat_minor": 5
+}