Three minute coding - tesselated 3D surface Python Matplotlib
import numpy as np
from numpy.random import rand
from numpy import exp as e, linspace as l, meshgrid as m
import matplotlib.pyplot as plt
from mpl_toolkits.mplot3d import Axes3D
R=20*(rand(10,2)-.5)
def surf_z(x,y):
return sum([e(-abs(x-a))+e(-abs(y-b)) for a, b in R])
x = l(0,10)
X,Y=m(x,x)
Z=surf_z(X,Y)
sS=10*rand(1000,2)
sZ=surf_z(sS[::,0],sS[::,1])
fig = plt.figure()
ax = fig.add_subplot(111,projection='3d')
ax.plot_trisurf(sS[::,0], sS[::,1],sZ)
ax.plot_wireframe(X,Y,Z,color='r')
plt.show()
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