∫ Утверждение Mathlib
subtype_apply
Mathlib.Algebra.Group.Subsemigroup.Defs
URI: https://scilib.ai/kg/mathlib#MulMemClass.subtype_apply
∫ Утверждение Mathlib
Mathlib.Algebra.Group.Subsemigroup.Defs
URI: https://scilib.ai/kg/mathlib#MulMemClass.subtype_apply