Theorems · Theorem · group theory

Rep.coinvariantsShortComplex_f

∀ {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.coinvariantsShortComplex S).f =
    Rep.ofHom
      { toLinearMap := (Representation.Coinvariants.ker (MonoidHom.comp A.ρ S.subtype)).subtype, isIntertwining' := ⋯ }

Defined in

Mathlib.RepresentationTheory.Coinvariants

Cited by

0 results in Mathlib

Foundations

Depth 96 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

CommRingGroupSubgroup.Normal