∫ Утверждение Mathlib
exists_small_elementarySubstructure
Mathlib.ModelTheory.Skolem
URI: https://scilib.ai/kg/mathlib#FirstOrder.Language.exists_small_elementarySubstructure
∫ Утверждение Mathlib
Mathlib.ModelTheory.Skolem
URI: https://scilib.ai/kg/mathlib#FirstOrder.Language.exists_small_elementarySubstructure