fact: Definition cancelL_equiv_conn_map {A B C : Type} (f : A -> B) (g : B <~> C) `{IsConnMap O _ _ (g o f)} : IsConnMap O f := cancelL_isequiv_conn_map f g.
imports: HoTT.Basics HoTT.Types Equiv.BiInv Extensions HProp HFiber NullHomotopy Limits.Pullback PathAny Colimits.Pushout