Documentation

Mathlib.Topology.Algebra.ProperAction.Torsor

The action underlying a topological torsor is proper. #

instance instProperSMul {V : Type u_1} {P : Type u_2} [Group V] [Torsor V P] [TopologicalSpace V] [TopologicalSpace P] [IsTopologicalTorsor P] :

If P is a topological torsor over V, the action of V on P is proper.

If P is a topological additive torsor over V, the additive action of V on P is proper.