fact: Definition abses_pullback_pmap `{Univalence} {A B B' : AbGroup} (f : B' $-> B) : AbSES B A ->* AbSES B' A := to_pointed (abses_pullback' f).
imports: Basics Types HSet Limits.Pullback WildCat Pointed.Core Homotopy.ExactSequence Modalities.ReflectiveSubuniverse AbGroups.AbelianGroup AbGroups.AbPullback AbGroups.Biproduct AbSES.Core AbSES.DirectSum