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Mathlib.Topology.Algebra.IntermediateField

Continuous actions related to intermediate fields #

In this file we define the instances related to continuous actions of intermediate fields. The topology on intermediate fields is already defined in earlier file Mathlib/Topology/Algebra/Field.lean as the subspace topology.

instance IntermediateField.continuousSMul {K : Type u_1} {L : Type u_2} [Field K] [Field L] [Algebra K L] [TopologicalSpace L] (X : Type u_3) [TopologicalSpace X] [MulAction L X] [ContinuousSMul L X] (M : IntermediateField K L) :