请问 python 里面有没一个函数或者方法可以直接计算一组向量的合向量？

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合向量

Python

函数

请问

6 replies • 2016-08-01 13:13:50 +08:00

pimin

Jun 23, 2016

NumPy

debiann

Jun 23, 2016 via iPhone

lmgtfy.com

Geoion

Jun 23, 2016 via Android

做数学怎么能不知道 scipy 呢？

practicer

Jun 23, 2016

import numpy as np

>>> np.sum([[0, 1], [0, 5]])
6

jinxueliu

Jun 24, 2016

向量的计算还是用 Numpy 吧

necomancer

Aug 1, 2016

In [1]: import numpy as np

In [2]: a = array([[1,2,3],[2,2,3]])
...:

In [3]: np.sum(a, axis = 0)
Out[3]: array([3, 4, 6])