proposition: Lemma iso_inv_of_iso_id {C : precategory} (a : ob C) : iso_inv_from_iso (identity_iso a) = identity_iso a.
proof: Proof. apply eq_iso. apply idpath. Qed.
imports: UniMath.Foundations.PartA UniMath.Foundations.Propositions UniMath.Foundations.Sets UniMath.MoreFoundations.Tactics UniMath.CategoryTheory.Core.Categories