∫ Утверждение Mathlib
map_subgroupOf_eq_of_le
Mathlib.Algebra.Group.Subgroup.Map
URI: https://scilib.ai/kg/mathlib#Subgroup.map_subgroupOf_eq_of_le
∫ Утверждение Mathlib
Mathlib.Algebra.Group.Subgroup.Map
URI: https://scilib.ai/kg/mathlib#Subgroup.map_subgroupOf_eq_of_le