fact: Definition fiberseq_isexact_purely {F X Y : pType} (i : F ->* X) (f : X ->* Y) `{IsExact purely F X Y i f} : FiberSeq F X Y := (f; pequiv_cxfib).
imports: Basics Types SuccessorStructure WildCat Pointed Modalities.Identity Modalities.Descent Truncations HFiber ObjectClassifier