Lemma isaprop_is_dagger_functor {C D : category} (dagC : dagger C) (dagD : dagger D) (F : functor C D) : isaprop (is_dagger_functor dagC dagD F). Proof. repeat (apply impred_isaprop ; intro) ; apply homset_property. Qed.
Require Import UniMath.Foundations.All. Require Import UniMath.MoreFoundations.All. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Functors. Require Import UniMath.CategoryTheory.DaggerCategories.Categories.