∫ Утверждение Mathlib
subtype_injective
Mathlib.ModelTheory.ElementarySubstructures
URI: https://scilib.ai/kg/mathlib#FirstOrder.Language.ElementarySubstructure.subtype_injective
∫ Утверждение Mathlib
Mathlib.ModelTheory.ElementarySubstructures
URI: https://scilib.ai/kg/mathlib#FirstOrder.Language.ElementarySubstructure.subtype_injective