Mathlib v3 is deprecated. Go to Mathlib v4

Theorem subgroup.subtype_injective

Modification history

2023-04-02 09:13
src/group_theory/subgroup/basic.lean
chore(group_theory/subgroup/basic): Protect `subgroup.subtype` (#18712) …
Modified subgroup.subtype_injectiveView on Github →
2022-10-12 07:21
src/group_theory/subgroup/basic.lean
feat(group_theory/subgroup/basic): add some trivial lemmas (#16915) …
Added subgroup.subtype_injectiveView on Github →