∫ Утверждение Mathlib
notMem_sInter_of_notMem
Mathlib.SetTheory.ZFC.Basic
URI: https://scilib.ai/kg/mathlib#ZFSet.notMem_sInter_of_notMem
∫ Утверждение Mathlib
Mathlib.SetTheory.ZFC.Basic
URI: https://scilib.ai/kg/mathlib#ZFSet.notMem_sInter_of_notMem