fact: Definition h1map {A: UU} {n: nat} {v: vec A n} {P: A → UU} {Q: A → UU} (f: ∏ (a: A), P a → Q a) (h1v: hvec (vec_map P v)) : hvec (vec_map Q v).
imports: UniMath.Foundations.All UniMath.Combinatorics.StandardFiniteSets UniMath.Combinatorics.Vectors