@Test
	public void getValofRow_test() {
		
		try{
		double [][]mat= {{3.0,2.0}, {1.0,3.0}};
		int j=0;
		double[]result = Matrix.getVecOfRow(mat, j);
		double []exp= {3.0,2.0};
		Assert.assertArrayEquals(exp, result, 0.0);
		}		
		catch (Exception e) {
			// TODO Auto-generated catch block
			fail("Not yet implemented");
		}
	}