Definition NQmin : binop NonnegativeRationals. Proof. intros x y. refine (sumofmaps _ _ (isdecrel_leNonnegativeRationals x y)) ; intros _. - exact x. - exact y. Defined.
Require Import UniMath.MoreFoundations.Tactics. Require Import UniMath.MoreFoundations.PartA. Require Import UniMath.MoreFoundations.Sets. Require Import UniMath.MoreFoundations.Orders. Require Import UniMath.RealNumbers.Sets. Require Import UniMath.RealNumbers.Fields. Require Import UniMath.OrderTheory.Lattice.Lattice. Require Import UniMath.RealNumbers.Prelim.