Theorem groupCohomology.H2Map_id

Modification history

2025-06-17 03:55
Mathlib/RepresentationTheory/Homological/GroupCohomology/Functoriality.lean
refactor(RepresentationTheory/GroupCohomology): refactor low degree group cohomology (#25870) …
Deleted groupCohomology.H2Map_idView on Github →
2025-02-27 23:05
Mathlib/RepresentationTheory/GroupCohomology/Functoriality.lean
feat(RepresentationTheory/Homological/GroupCohomology/Functoriality): low degree functoriality maps (#21758) …
Added groupCohomology.H2Map_idView on Github →