Heavy top A Nexus mindmap 0 1 0 1 2 3 4 0 2 [Morin, Introduction to Classical Mechanics ] 0 0 1 0 1 0 0 1 2 1 0 0 0 0 1 2 0 Consider instantaneous axes to expand velocity 0 0 1 2 3 1 0 1 2 1 0 0 2 3 2 0 1 0 0 0 2 0 1 1 0 0 1 4 0 2 0 3 2 0 1 3 3 0 1 2 0 1 3 0 1 0 0 0 0 1 0 1 1 4 0 0 1 0 Feynman 1 2 5 4 Heavy top