chapter1 finished

Author: xiongzwfire

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chapter1/chapter1-准备工作.ipynb

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+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# 第1章 准备工作"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## 重要的Python库"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "1. NumPy\n",
+    "    - NumPy在数据分析方面有一个主要作用，即作为算法之间传递数据的容器，对于数值型数据，NumPy数组在存储和处理数据时要比内置的Python数据结构高效的多，此外，由低级语言（C、Fortran等）编写的库可以直接操作NumPy数组中的数据，无需进行任何数据复制工作\n",
+    "2. pandas\n",
+    "    - 兼具NumPy高性能的数组计算功能以及电子表格和关系型数据库（SQL等）灵活的数据处理功能\n",
+    "3. matplotlib\n",
+    "4. IPython\n",
+    "5. SciPy"
+   ]
+  }
+ ],
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+  "kernelspec": {
+   "display_name": "Python 2",
+   "language": "python",
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+    "name": "ipython",
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