fact: Definition equiv_grp_pullback_compose_r {X Z Y Y' : Group} (f : X $-> Z) (g' : Y' $-> Y) (g : Y $-> Z) : GroupIsomorphism (grp_pullback (grp_pullback_pr2 f g) g') (grp_pullback f (g $o g')).
imports: Basics Types Limits.Pullback Cubical.PathSquare Algebra.Groups.Group WildCat.Core