fact: Definition isequiv_conn_map_ino {A B : Type} (f : A -> B) `{In O A} `{In O B} `{IsConnMap O _ _ f} : IsEquiv f := isequiv_commsq' f (O_functor O f) (to O A) (to O B) (to_O_natural O f).
imports: HoTT.Basics HoTT.Types Equiv.BiInv Extensions HProp HFiber NullHomotopy Limits.Pullback PathAny Colimits.Pushout