Lemma isaset_boolDcuts : isaset isboolDcuts. Proof. apply isasetsubset with pr1. - apply pr2. - apply isinclpr1. intro x. apply pr2. Qed.
Require Import UniMath.Foundations.Preamble. Require Import UniMath.MoreFoundations.Tactics. Require Import UniMath.RealNumbers.Prelim. Require Import UniMath.RealNumbers.Sets. Require Import UniMath.RealNumbers.NonnegativeRationals.