Twetch ·
https://twetch.app/t/f86f774dca0f34f1ec8bd61c8a52328072cd7be0ae444e418b5ac34af1969de4 These are shown here for l=1 , for which m=−1,0 and +1. The direction of ->L is quantized in the sense that it can have only certain angles relative to the z-axis.