fact: Definition abses_pushout_id `{Univalence} {A B : AbGroup} : abses_pushout (B:=B) (@grp_homo_id A) == idmap := fun E => abses_pushout_component3_id (abses_morphism_id E) (fun _ => idpath).
imports: Basics Types Truncations.Core WildCat Pointed.Core Homotopy.ExactSequence HIT.epi Modalities.ReflectiveSubuniverse AbelianGroup AbPushout AbHom AbGroups.Biproduct AbSES.Core AbSES.DirectSum