Definition isapbinop {X : tightapSet} (op : binop X) := (islapbinop op) × (israpbinop op).
Require Import UniMath.Foundations.Propositions. Require Import UniMath.MoreFoundations.Sets. Require Import UniMath.MoreFoundations.Tactics. Require Import UniMath.MoreFoundations.DecidablePropositions.