∫ Утверждение Mathlib
ker_normedMk
Mathlib.Analysis.Normed.Group.Quotient
URI: https://scilib.ai/kg/mathlib#AddSubgroup.ker_normedMk
∫ Утверждение Mathlib
Mathlib.Analysis.Normed.Group.Quotient
URI: https://scilib.ai/kg/mathlib#AddSubgroup.ker_normedMk