**spin geometry**, **string geometry**, **fivebrane geometry** …

**rotation groups in low dimensions**:

see also

The higher analog of spin geometry and string geometry as one passes through the Whitehead tower of the orthogonal group from the spin group via the string 2-group to the fivebrane 6-group.

Created on August 29, 2013 at 17:14:49. See the history of this page for a list of all contributions to it.