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Theorems · Theorem · group theory

groupCohomology.iCocycles_mk

∀ {k G : Type u} [inst : CommRing k] [inst_1 : Group G] {A : Rep.{u, u, u} k G} {n : ℕ} (f : (Fin n → G) → ↑A)
  (h : (CategoryTheory.ConcreteCategory.hom (inhomogeneousCochains.d A n)) f = 0),
  (CategoryTheory.ConcreteCategory.hom (groupCohomology.iCocycles A n)) (groupCohomology.cocyclesMk f h) = f
Defined in
Mathlib.RepresentationTheory.Homological.GroupCohomology.Basic
Cited by
1 results in Mathlib
Foundations
Depth 116 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
CommRingGroup

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