∫ Утверждение Mathlib
instCoeQuotientSubgroup
Mathlib.GroupTheory.Coset.Defs
URI: https://scilib.ai/kg/mathlib#QuotientGroup.instCoeQuotientSubgroup
∫ Утверждение Mathlib
Mathlib.GroupTheory.Coset.Defs
URI: https://scilib.ai/kg/mathlib#QuotientGroup.instCoeQuotientSubgroup