proposition: Lemma inv_from_iso_ConeConnectIso (a b : CONE) (f : z_iso a b): pr1 (inv_from_z_iso f) = inv_from_z_iso (ConeConnectIso f).
proof: Proof. apply idpath. Defined.
imports: UniMath.Foundations.PartD UniMath.Foundations.Propositions UniMath.Foundations.Sets UniMath.MoreFoundations.PartA UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Core.Functors