In [16]:

    

import numpy as np
import matplotlib.pyplot as plt
from mpl_toolkits.mplot3d import Axes3D
%matplotlib inline

fig = plt.figure()
ax = Axes3D(fig)
# X, Y value
X = np.arange(-4, 4, 0.25)
Y = np.arange(-4, 4, 0.25)
X, Y = np.meshgrid(X, Y)
R = np.sqrt(X ** 2 + Y ** 2)
# height value
Z = np.sin(R)

ax.plot_surface(X, Y, Z, rstride=1,cstride=1,cmap='rainbow')

ax.contourf(X, Y, Z, zdir ='z', offser=-2, cmap='rainbow')
ax.set_zlim((-2,2))


    

    
Out[16]:





(-2, 2)