3D Plotting with Numpy

Source code:

%tensorflow_version 2.x
%reset -f

#core
import math;

#libs
import numpy      as np;
import tensorflow as tf;
from tensorflow.keras.layers import *;

import matplotlib.pyplot as pp;
from mpl_toolkits import mplot3d;

#plot
pp.figure(figsize=[10,10]);
pp3d = pp.axes(projection="3d",elev=45,azim=20);
X    = np.linspace(-10,10, 50);
Y    = np.linspace(-10,10, 50);
X,Y  = np.meshgrid(X,Y);
Z    = np.sin(X/math.pi/2)*np.cos(Y/math.pi/2)*(X-Y);

#pp3d.plot_wireframe(X,Y,Z);
pp3d.plot_surface(X,Y,Z, cmap="coolwarm");
#eof