Proposition isaprop_all_internal_eqrel_effective (C : univalent_category) : isaprop (all_internal_eqrel_effective C). Proof. do 2 (use impred ; intro). apply isaprop_is_effective. Qed.
Require Import UniMath.Foundations.All. Require Import UniMath.MoreFoundations.All. Require Import UniMath.CategoryTheory.Core.Prelude. Require Import UniMath.CategoryTheory.Limits.Pullbacks. Require Import UniMath.CategoryTheory.Limits.Coequalizers. Require Import UniMath.CategoryTheory.RegularAndExact.RegularCategory.