더북(TheBook)

In [51]:

import numpy as np
a = np.array([3, -15, 8])
np.linalg.norm(a)

 

Out [51]:

17.26267650163207

 

 

In [52]:

import numpy as np
a = np.array([-7, 10**0.5, 4])
np.linalg.norm(a)

 

Out [52]:

8.660254037844387