Theorem is_subgroup.mem_center
Modification history
2020-06-01 23:39
src/deprecated/subgroup.lean
chore(group_theory/sub*): move unbundled submonoids and subgroups to `deprecated` (#2912) …
Modified is_subgroup.mem_centerView on Github →2020-02-14 00:07
src/group_theory/subgroup.lean
chore(group_theory/sub*) : rename type vars (#1982) …
Modified is_subgroup.mem_centerView on Github →