Theorem Subgroup.mem_set_normalizer_iff'

Modification history

2026-04-07 10:05

Mathlib/Algebra/Group/Subgroup/Defs.lean

feat(GroupTheory/Subgroup): basic API for set normalizers (#36760)

Modified Subgroup.mem_set_normalizer_iff'View on Github →

2026-04-05 08:02

Mathlib/Algebra/Group/Subgroup/Defs.lean

chore(GroupTheory/Sylow): remove explicit type ascriptions `(P : Subgroup G)` (#37086) …

Added Subgroup.mem_set_normalizer_iff'View on Github →