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Theorem is_free_group.lift'_of

Modification history

2022-05-04 15:53
src/group_theory/is_free_group.lean
feat(group_theory/free_group): is_free_group via `free_group X ≃* G` (#13633) …
Deleted is_free_group.lift'_ofView on Github →
2021-04-08 05:45
src/group_theory/is_free_group.lean
feat(group_theory/is_free_group): the property of being a free group (#7086)
Added is_free_group.lift'_ofView on Github →