1The Levitron dynamic theory and equation can be found in the following
2references:
3"Dynamics of the Levitron": http://www.iop.org/EJ/article/0022-3727/31/6/015/d80613.pdf
4"Equations of Levitron" http://www.koepken.de/levitron/dyn_of_lev.pdf
5