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