For a geometric group (e.g. a topological group or Lie group) and a -principal bundle, one says that is the structure group of .
More generally, and less tautologically, if is a -associated bundle then one says that has structure group .
In physics this is called the gauge group.
Last revised on March 11, 2021 at 08:08:26. See the history of this page for a list of all contributions to it.