2025-05-29 14:16
Mathlib/RepresentationTheory/GroupCohomology/LowDegree.lean
refactor(RepresentationTheory/GroupCohomology/*): replace `nCochainsLequiv` with isomorphisms in `ModuleCat` for `n = 0, 1, 2` (#24693) …
Added groupCohomology.H1IsoOfIsTrivial_H1π_apply_apply