(c : codeleft0) : Pushout Ocodeleft2ab Ocodeleft2ac := pushl' Ocodeleft2ab Ocodeleft2ac (Ocodeleft02b c).
Require Import HoTT.Basics HoTT.Types. Require Import Colimits.Pushout. Require Import Colimits.SpanPushout. Require Import Homotopy.Join.Core. Require Import Truncations.