∫ Утверждение Mathlib
isClopen_valuationSubring
Mathlib.Topology.Algebra.Valued.ValuationTopology
URI: https://scilib.ai/kg/mathlib#Valued.isClopen_valuationSubring
∫ Утверждение Mathlib
Mathlib.Topology.Algebra.Valued.ValuationTopology
URI: https://scilib.ai/kg/mathlib#Valued.isClopen_valuationSubring