{A B C D : Type} (f : A -> C) (g : B -> D) (a : A) (b : B) : ap (functor_join f g) (jglue a b) = jglue (f a) (g b) := join_rec_beta_jg _ a b.
Require Import Basics Types. Require Import Cubical.DPath Cubical.PathSquare. Require Import NullHomotopy. Require Import Extensions. Require Import Colimits.Pushout. Require Import Truncations.Core Truncations.Connectedness. Require Import Pointed.Core. Require Import WildCat. Require Import Spaces.Nat.Core.