fact: Definition natequiv_g_loops_bg `{Univalence} : NatEquiv ptype_group (loops o B).
imports: Basics Types Pointed Cubical WildCat Algebra.AbGroups Homotopy.HSpace.Core TruncType Truncations.Core Truncations.Connectedness Homotopy.HomotopyGroup Homotopy.WhiteheadsPrinciple