2020-08-05 函数

import matplotlib.pyplot as plt
import numpy as np
#x = np.linspace(-1,0,5)
x = np.linspace(-10,10,20)
m = 0
y = 2*x
y = 4*x + m
y = x ** 2
#y = x**2 + m
plt.plot(x,y)
plt.show()