两个混沌分叉图 前提： import matplotlib.pyplot as plt import numpy as np singer map python代码 def singermap10(x0, a, b, iters): x = x0 u = np.arange(a, b, 0.001) for i in range(iters): x = u * (7.86 * x - 23.31 * x ** 2 + 28.75 * x ** 3 - 1