proposition: Lemma pointwise_comm2_vector {CR: commrig} { n : nat } (v1 v2 : Vector CR n) : v1 *pw v2 = v2 *pw v1.
proof: Proof. use (pointwise_comm (rigcomm2 CR)). Defined.
imports: UniMath.Foundations.PartA UniMath.Foundations.NaturalNumbers UniMath.MoreFoundations.PartA UniMath.MoreFoundations.Nat UniMath.MoreFoundations.Tactics UniMath.Combinatorics.StandardFiniteSets UniMath.Combinatorics.Vectors UniMath.Algebra.RigsAndRings UniMath.Algebra.IteratedBinaryOperations UniMath.Algebra.Matrix UniMath.Algebra.GaussianElimination.Auxiliary