Theorem Subgroup.map_eq_bot_iff

Modification history

2024-11-21 09:25

Mathlib/Algebra/Group/Subgroup/Basic.lean

chore(Algebra/Group/Subgroup): split `Lattice`, `Map`, `Ker` from `Basic.lean` (#19295) …

Modified Subgroup.map_eq_bot_iff View on Github →

2023-01-26 10:26

Mathlib/GroupTheory/Subgroup/Basic.lean

feat: port GroupTheory.Subgroup.Basic (#1797)

Added Subgroup.map_eq_bot_iff View on Github →