∫ Утверждение Mathlib
instCompletelyNormalSpace
Mathlib.Topology.Separation.Regular
URI: https://scilib.ai/kg/mathlib#ULift.instCompletelyNormalSpace
∫ Утверждение Mathlib
Mathlib.Topology.Separation.Regular
URI: https://scilib.ai/kg/mathlib#ULift.instCompletelyNormalSpace