fact: Definition abses_pushout_homotopic `{Univalence} {A A' B : AbGroup} (f f' : A $-> A') (h : f == f') : abses_pushout (B:=B) f == abses_pushout f' := equiv_path_data_homotopy _ _ (abses_pushout_homotopic' _ _ h).
imports: Basics Types Truncations.Core WildCat Pointed.Core Homotopy.ExactSequence HIT.epi Modalities.ReflectiveSubuniverse AbelianGroup AbPushout AbHom AbGroups.Biproduct AbSES.Core AbSES.DirectSum