∫ Утверждение Mathlib
mem_closed_of_isRelational
Mathlib.ModelTheory.Substructures
URI: https://scilib.ai/kg/mathlib#FirstOrder.Language.Substructure.mem_closed_of_isRelational
∫ Утверждение Mathlib
Mathlib.ModelTheory.Substructures
URI: https://scilib.ai/kg/mathlib#FirstOrder.Language.Substructure.mem_closed_of_isRelational