Hidden symmetries and the Runge-Lenz vector

This video examines the role of constants of motion in the symmetries and dimensionality of inverse-square law systems.
For more information on these topics, I recommend these posts by:
John Baez: math.ucr.edu/h...
and Greg Egan: www.gregegan.ne...
Music "Everything" by Vi Hart
/ vihartvihart

[@gianluca4744]

it's a very cool video and I'm sorry to point that out, but are you sure about the last poisson bracket at 14:43 ?
I think that it should be equal to the angular momentum, at least in QM.

[@Albert-Sun]

I like your video lecture, which is simple and clear. What software do you use for typesetting? thank you .