1. (5 points) Draw in 3D the following equation : so that you obtain the figure below. You can choose the colormap in the list [hot, hsv, winter, summer, twilight_shifted, seismic] but should choose the same one as in the z=\sin \left(\sqrt{1 x^{2}+4 y^{2}+0}\right) ; \text { with }(x, y) \in[-4,4] \times[-4,4], z \in[-2,2]

Fig: 1

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