#!/usr/bin/env python #coding=GBK from mpl_toolkits.mplot3d import Axes3D from matplotlib import cm from matplotlib.ticker import LinearLocator, FormatStrFormatter import matplotlib.pyplot as plt import numpy as np fig = plt.figure() ax = fig.gca(projection=‘3d‘) X = np.arange(-5, 5, 0.1) Y = np.arange(-5, 5, 0.1) X, Y = np.meshgrid(X, Y) R = - X * Y Z = R / np.e ** (X**2 + Y**2) surf = ax.plot_surface(X, Y, Z, rstride=1, cstride=1, cmap=cm.jet, linewidth=0, antialiased=False) ax.set_zlim(-1.01, 1.01) ax.zaxis.set_major_locator(LinearLocator(10)) ax.zaxis.set_major_formatter(FormatStrFormatter(‘%.02f‘)) fig.colorbar(surf, shrink=0.5, aspect=5) plt.show()
z = -xy / e ^ (x^2 + y ^2)
时间: 2024-10-15 19:06:51