Timeline for Definition of Cartan Geometry
Current License: CC BY-SA 4.0
3 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Sep 16 at 19:14 | comment | added | Eric Arnéo Vespira Kengne | For me, a Cartan geometry is just a "natural and reasonable" deformation of a homogeneous space of Lie type ( that's, the quotient of a Lie group by a closed subgroup, whatever the algebraic structure of the Lie supergroup), the deformation being given by a Ehresmann connection on the supergroup, with vertical vector bundle, the right translations of the Lie algebra of the Lie subgroup. | |
| May 9 at 10:30 | comment | added | Ben McKay | I think you are right: the Wikipedia authors are assuming that $G$ acts effectively on $G/H$. The existence and the uniqueness of the $H$-bundle giving rise to the $G/H$-bundle seems to me to be unclear. | |
| May 9 at 2:09 | history | asked | Alex Bogatskiy | CC BY-SA 4.0 |