fact: Definition PathOverConstant_map1_eq2 {X:Type} {x x':X} (p:x=x') {Z : Type} {z z' z'' : Z} (q: z = z') (r : z' = z'') : PathOverConstant_map1 p (q @ r) = q ⟤ PathOverConstant_map1 p r.
imports: UniMath.Foundations.All UniMath.MoreFoundations.Tactics UniMath.MoreFoundations.PartA