>>> a = np.array([[1,2], [7, 9]])
>>> a
array([[1, 2],
       [7, 9]])
>>> b = np.array([[6, 10], [5, 8]])
>>> b
array([[ 6, 10],
       [ 5,  8]])
>>> c = a + b
>>> c
array([[ 7, 12],
       [12, 17]])
>>> 