Creating a „meshgrid“

import numpy as np

xlist = np.linspace(-3.0, 3.0, 3)

ylist = np.linspace(-3.0, 3.0, 4)

X, Y = np.meshgrid(xlist, ylist)

print(xlist)

print(ylist)

print(X)

print(Y)

[-3. 0. 3.]

[-3. -1. 1. 3.]

[[-3. 0. 3.]

[-3. 0. 3.]

[-3. 0. 3.]

[-3. 0. 3.]]

[[-3. -3. -3.]

[-1. -1. -1.]

[ 1. 1. 1.]

[ 3. 3. 3.]]

corresponds to the

following coordinate

points:

(-3,-3) (0,-3) (3, -3)

(-3,-1) (0,-1) (3, -1)

(-3, 1) (0, 1) (3, 1)

(-3, 3) (0, 3) (3, 3)