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1 import numpy as np 2 import control 3 import matplotlib.pyplot as plt 4 5 # L = control.TransferFunction((1), (1, 6, 5, 0, 0)) 6 # L = control.TransferFunction((1, 2), (1, 10, 0, 0)) 7 L = control.TransferFunction((1, 1), (1, -3, 0)) 8 9 rlist, klist = control.rlocus(L, kvect=np.linspace(100, -100, num=1000)) 10 11 plt.show() 12