Def commutator
Modification history
2022-03-04 17:34
test/group.lean
refactor(group_theory/commutator): Define commutators of subgroups in terms of commutators of elements (#12309) …
Deleted commutatorView on Github →2020-08-02 16:01
src/group_theory/abelianization.lean
chore(group_theory/*): refactor quotient groups to use bundled subgroups (#3321)
Modified commutatorView on Github →