Definition PathOverConstant_id {X:Type} {x x':X} (p:x=x') {Z : Type} (z : Z) (z' : Z) : (z = z') = (PathOver p z z'). Proof. now induction p. Defined.
Require Import UniMath.Foundations.All. Require Import UniMath.MoreFoundations.Tactics. Require Import UniMath.MoreFoundations.PartA.