n ratio import numpy as np import matplotlib.pyplot as plt n = 1 x = np.arange(-n *np.pi, n *np.pi, 0.001) ys = np.sin(x) * np.sin(x) yc = np.cos(x) * np.cos(x) ysc = ys + yc plt.plot(x, ys) plt.plot(x, yc) plt.plot(x, ysc) plt.show() []