Theorems · Definition · group theory

Rep.toCoinvariantsMkQ

{k : Type u} →
  {G : Type v} →
    [inst : CommRing k] →
      [inst_1 : Group G] → (A : Rep.{w, u, v} k G) → (S : Subgroup G) → [inst_2 : S.Normal] → A ⟶ A.toCoinvariants S

The quotient map A → A_S as a representation morphism.

Defined in

Mathlib.RepresentationTheory.Coinvariants

Cited by

4 results in Mathlib

Foundations

Depth 93 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

CommRingGroupSubgroup.Normal