First page Back Continue Last page Overview Graphics

Broadcasting III

1

2

3

1

2

3

1

2

3

30

30

30

20

20

20

10

10

10

*

30

60

90

20

40

60

10

20

30

>>> A = np.array([10, 20, 30])

>>> B = np.array([1, 2, 3])

>>> A[:, np.newaxis]

array([[10],

[20],

[30]])

>>> A[:, np.newaxis] * B

array([[10, 20, 30],

[20, 40, 60],

[30, 60, 90]])

>>>