@Test
	public void multiply() {
		
		try{
			double [][]mat= {{1.0,2.0}, {3.0,1.0}};
		
		mat = Matrix.mult(mat, Matrix.transpose(mat));
		double [][]expMat= {{5.0,5.0}, {5.0,10.0}};
		Assert.assertArrayEquals(mat, expMat);
		}
		
		catch (Exception e) {
			// TODO Auto-generated catch block
			fail("Not yet implemented");
		}
	}