A quck intro on how to calculate Frobenius norm or 2 norms

1 2 3 4 | X = np.array([[3.,5.,8.],[4.,12.,15.]]) norms = np.linalg.norm(X, axis=0) This results in [ 5. 13. 17.] |

To calculate this

SQRT ( 3**2 + 5**2 ), SQRT ( 5**2 + 13**2 ), SQRT ( 8**2 + 15**2 )

The output is 5, 13, 17