2024-01-01 15:59
Mathlib/RepresentationTheory/GroupCohomology/LowDegree.lean
feat(RepresentationTheory/GroupCohomology/LowDegree): Identify `groupCohomology A n`with `Hn A` for `n = 0, 1, 2` (#8802)
Added groupCohomology.groupCohomologyπ_comp_isoH2_hom