Definition isdecabmonoidfracrel (X : abmonoid) (A : submonoid X) {L : hrel X} (is : ispartbinophrel A L) (isi : ispartinvbinophrel A L) (isl : isdecrel L) : isdecrel (abmonoidfracrel X A is). Proof. apply isdecquotrel. apply isdecabmonoidfracrelint. - apply isi. - apply isl. Defined.
Require Import UniMath.MoreFoundations.Sets. Require Import UniMath.MoreFoundations.Orders. Require Import UniMath.Algebra.Monoids2.