@Test
	public void clone_test() {
		
		try{
		double []mat1= {1.0,2.0,3.0,1.0};
		double result[] = Vector.clone(mat1);
		double exp[]= {1.0,2.0,3.0,1.0};
		Assert.assertArrayEquals(exp, result, 0);
		}		
		catch (Exception e) {
			// TODO Auto-generated catch block
			fail("Not yet implemented");
		}
	}