∫ Утверждение Mathlib
instLawfulSingleton
Mathlib.Data.Multiset.ZeroCons
URI: https://scilib.ai/kg/mathlib#Multiset.instLawfulSingleton
∫ Утверждение Mathlib
Mathlib.Data.Multiset.ZeroCons
URI: https://scilib.ai/kg/mathlib#Multiset.instLawfulSingleton