# importing modulesfrommpl_toolkitsimportmplot3dimportnumpyfrommatplotlibimportpyplot# assigning coordinatesa=numpy.linspace(-5,5,25)b=numpy.linspace(-5,5,25)x,y=numpy.meshgrid(a,b)z=numpy.sin(numpy.sqrt(x**2+y**2))# creating the visualizationfig=pyplot.figure()wf=pyplot.axes(projection='3d')wf.plot_wireframe(x,y,z,color='green')# displaying the visualizationwf.set_title('Example 2')pyplot.show()