Definition MPComm2 {MP1 MP2 : MorphismPair} {MPM : MPMorMors MP1 MP2} (MPMC : MPMorComms MPM) : MPMor2 MPM · Mor2 MP2 = Mor2 MP1 · MPMor3 MPM := dirprod_pr2 MPMC.
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.