show · st_group.identity_component all knowls · up · search:

The identity component of a Sato-Tate group $G$ is the connected component $G^0$ of the identity element. As a compact Lie group, the identity component $G^0$ is a normal subgroup of finite index. The quotient $G/G^0$ is the component group of $G$.

Authors:
Knowl status:
  • Review status: reviewed
  • Last edited by Kiran S. Kedlaya on 2018-06-20 04:08:45
Referred to by:
History: (expand/hide all)