Theorem groupCohomology.twoCocycles_ext

Modification history

2024-10-31 17:16
Mathlib/RepresentationTheory/GroupCohomology/LowDegree.lean
chore(GroupCohomology/LowDegree): add `mem_(one|two)Coboundaries_iff` (#17934) …
Added groupCohomology.twoCocycles_extView on Github →