fact: Definition isequiv_isbij_tr0_isequiv_loops `{Univalence} {A B : Type} (f : A -> B) {i : IsEquiv (Trunc_functor 0 f)} {ii : forall x, IsEquiv (fmap loops (pmap_from_point f x)) } : IsEquiv f.
imports: Basics Types Pointed WildCat.Core HFiber Truncations Algebra.Groups.Group Homotopy.HomotopyGroup