Book_6_《数据有道》 | 鸢尾花书：从加减乘除到机器学习； https://github.com/Visualize-ML/Book6_First-Course-in-Data-Science
Book_5_《统计至简》 | 鸢尾花书：从加减乘除到机器学习； https://github.com/Visualize-ML/Book5_Essentials-of-Probability-and-Statistics
Book_4_《矩阵力量》 | 鸢尾花书：从加减乘除到机器学习； https://github.com/Visualize-ML/Book4_Power-of-Matrix
Book_7_《机器学习》 | 鸢尾花书：从加减乘除到机器学习； https://github.com/Visualize-ML/Book7_Visualizations-for-Machine-Learning
Book_3_《数学要素》 | 鸢尾花书：从加减乘除到机器学习； https://github.com/Visualize-ML/Book3_Elements-of-Mathematics
Book_2_《可视之美》 | 鸢尾花书：从加减乘除到机器学习，欢迎批评指正 https://github.com/Visualize-ML/Book2_Beauty-of-Data-Visualization
Book_1_《编程不难》 | 鸢尾花书：从加减乘除到机器学习；请多多批评指正！ https://github.com/Visualize-ML/Book1_Python-For-Beginners
