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Theorems · Theorem · group theory

groupHomology.chainsMap_id_f_hom_eq_mapRange

∀ {k G : Type u} [inst : CommRing k] [inst_1 : Group G] {A B : Rep.{u, u, u} k G} (i : ℕ) (φ : A ⟶ B),
  ModuleCat.Hom.hom ((groupHomology.chainsMap (MonoidHom.id G) φ).f i) =
    Finsupp.mapRange.linearMap (Rep.Hom.hom φ).toLinearMap
Defined in
Mathlib.RepresentationTheory.Homological.GroupHomology.Functoriality
Cited by
5 results in Mathlib
Foundations
Depth 117 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
CommRingGroup

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