@Test
public void testRightVectors() {

  Matrix A = lowRankMatrix();
  SequentialBigSvd s = new SequentialBigSvd(A, 6);
  SingularValueDecomposition svd = new SingularValueDecomposition(A);
  Matrix v1 = svd.getV().viewPart(0, 20, 0, 3).assign(Functions.ABS);
  Matrix v2 = s.getV().viewPart(0, 20, 0, 3).assign(Functions.ABS);
  assertEquals(v1, v2);
}