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Theorems · Theorem · group theory

AddActionHom.map_mem_fixedBy

∀ {G : Type u_1} {A : Type u_2} {B : Type u_3} [inst : AddMonoid G] [inst_1 : AddAction G A] [inst_2 : AddAction G B]
  (f : A →ₑ[id] B) {g : G} {a : A}, a ∈ AddAction.fixedBy A g → f a ∈ AddAction.fixedBy B g

AddActionHom maps fixedBy to fixedBy.

Defined in
Mathlib.GroupTheory.GroupAction.FixedPoints
Cited by
0 results in Mathlib
Foundations
Depth 10 from the axioms · uses propext
Assumes
AddMonoidAddActionAddAction

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