Def groupCohomology.oneCocyclesIsoOfIsTrivial

Modification history

2025-07-03 00:27

Mathlib/RepresentationTheory/Homological/GroupCohomology/LowDegree.lean

refactor: denote low degree group cohomology API indices with subscripts (#26546) …

Deleted groupCohomology.oneCocyclesIsoOfIsTrivial View on Github →

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.oneCocyclesIsoOfIsTrivial View on Github →