A 3D interactive visualization of the first sub-Riemannian Heisenberg group
A 3D interactive visualization of a person walking compared to riding a unicycle
(associated closely with motion within the first sub-Riemannian Heisenberg group)
A 3D interactive render of a small ball rolling along the surface of a larger ball
(associated closely with the Cartan group i.e. the free Carnot group of step 3 with 2 generators)