1. 鸡蛋型
解析式:
x = 0.7*cos(t/4)*sin(t)
y = cos(t)
图像:
python程序:
import numpy as np import matplotlib.pyplot as plt t = np.linspace(-np.pi, np.pi, 100) x = 0.7 * np.cos(t/4) * np.sin(t) y = -np.cos(t) plt.plot(x,y) plt.xlim(-1,1) plt.ylim(-1,1) plt.show()
未完待续