import math import numpy as np import matplotlib.pyplot as plt from matplotlib import cm import warnings warnings.filterwarnings("ignore") 幂函数 \begin{aligned} y =& x \\ y =& \sqrt x \\ y =& \frac{1}{x} \\ y =& x^2 \\ y =& x^3 \\ \end{aligned} \begin{a

UpdateTime 2021-12-12

print("Hello Jupyter") Hello Jupyter import numpy as np import matplotlib.pyplot as plt data = {'a': np.arange(50), 'c': np.random.randint(0, 50, 50), 'd': np.random.randn(50)} data['b'] = data['a'] + 10 * np.random.randn(50) data['d'] =