Definition MPMorComms {MP1 MP2 : MorphismPair} (MPM : MPMorMors MP1 MP2) : UU := (MPMor1 MPM · Mor1 MP2 = Mor1 MP1 · MPMor2 MPM) × (MPMor2 MPM · Mor2 MP2 = Mor2 MP1 · MPMor3 MPM).
Require Import UniMath.Foundations.PartD. Require Import UniMath.Foundations.Propositions. Require Import UniMath.Foundations.Sets. Require Import UniMath.MoreFoundations.Notations. Require Import UniMath.CategoryTheory.Core.Functors. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Isos. Require Import UniMath.CategoryTheory.opp_precat. Require Import UniMath.CategoryTheory.Limits.Zero. Require Import UniMath.CategoryTheory.Limits.Opp.