Definition isantisymmneghztth ( n m : hz ) : neg ( hzlth n m ) -> neg ( hzlth m n ) -> n = m := λ nlnm nlmn, isantisymmneghzgth _ _ nlmn nlnm .
Require Import UniMath.MoreFoundations.PartA. Require Import UniMath.Algebra.Monoids. Require Import UniMath.Algebra.Groups.