proposition: Lemma matrix_hlevel (X : UU) (n m : nat) {o : nat} (ism : isofhlevel o X) : isofhlevel o (Matrix X n m).
proof: Proof. do 2 apply vector_hlevel; assumption. Defined.
imports: UniMath.Combinatorics.FiniteSets UniMath.Combinatorics.Lists UniMath.Combinatorics.Vectors UniMath.MoreFoundations.PartA UniMath.MoreFoundations.Tactics