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Theorem quotient_group.is_open_map_coe

Modification history

2021-12-04 01:52
src/topology/algebra/group.lean
feat(*): `A ⧸ B` notation for quotients in algebra (#10501) …
Modified quotient_group.is_open_map_coeView on Github →
2020-10-08 23:44
src/topology/algebra/group.lean
chore(topology/algebra/group): move a lemma to `group_theory/coset` (#4522) …
Added quotient_group.is_open_map_coeView on Github →