Definition composeUnorderedSequence {X Y} (f:X->Y) : UnorderedSequence X -> UnorderedSequence Y := λ x, functionToUnorderedSequence(f ∘ x).
Require Import UniMath.Combinatorics.Vectors. Require Import UniMath.MoreFoundations.PartA. Require Import UniMath.MoreFoundations.Tactics.