fact: Definition QuotientGroup' (G : Group) (N : Subgroup G) (H : IsNormalSubgroup N) := QuotientGroup G (Build_NormalSubgroup G N H).
imports: Basics Types Truncations.Core Algebra.Congruence Algebra.Groups.Group Algebra.Groups.Subgroup Algebra.Groups.Image Algebra.Groups.Kernel Colimits.Quotient HSet Spaces.Finite.Finite WildCat Modalities.Modality