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Theorem presented_group.to_group_eq_one_of_mem_closure

Modification history

2020-08-02 16:01
src/group_theory/presented_group.lean
chore(group_theory/*): refactor quotient groups to use bundled subgroups (#3321)
Modified presented_group.to_group_eq_one_of_mem_closureView on Github →
2019-06-10 13:38
src/group_theory/presented_group.lean
feat(group_theory/presented_group): define presented groups (#1118) …
Added presented_group.to_group_eq_one_of_mem_closureView on Github →