∫ Утверждение Mathlib
subAt_pullSub
Mathlib.SetTheory.Descriptive.Tree
URI: https://scilib.ai/kg/mathlib#Descriptive.Tree.subAt_pullSub
∫ Утверждение Mathlib
Mathlib.SetTheory.Descriptive.Tree
URI: https://scilib.ai/kg/mathlib#Descriptive.Tree.subAt_pullSub