Classical groups
Finite groups
Group schemes
Topological groups
Lie groups
Super-Lie groups
Higher groups
Cohomology and Extensions
Related concepts
spin geometry, string geometry, fivebrane geometry …
rotation groups in low dimensions:
see also
The group is the spin group in 2 dimensions, hence the double cover of SO(2)
In fact:
There is an isomorphism with the circle group which exhibits the double cover of SO(2) by Spin(2) as the real Hopf fibration
rotation groups in low dimensions:
see also
Last revised on April 11, 2019 at 12:41:49. See the history of this page for a list of all contributions to it.