{F X Y : pType} {i : F ->* X} {f : X ->* Y} `{IsExact purely F X Y i f} : F <~>* pfiber f := Build_pEquiv _ _ (cxfib cx_isexact) _.
Require Import Basics Types. Require Import SuccessorStructure. Require Import WildCat. Require Import Pointed. Require Import Modalities.Identity Modalities.Descent. Require Import Truncations. Require Import HFiber. Require Import ObjectClassifier.