∫ Утверждение Mathlib
normal_iff_normalClosure_le
Mathlib.FieldTheory.Normal.Closure
URI: https://scilib.ai/kg/mathlib#IntermediateField.normal_iff_normalClosure_le
∫ Утверждение Mathlib
Mathlib.FieldTheory.Normal.Closure
URI: https://scilib.ai/kg/mathlib#IntermediateField.normal_iff_normalClosure_le