https://blog.csdn.net/u013066730/article/details/57462299
https://blog.csdn.net/u012609509/article/details/70230204
矩阵的叉乘:
a =
1 0 2
-1 3 1
b =
3 1
2 1
1 0
c =
5 1
4 2
MATLAB叉乘代码:c=a*b;
Python叉乘代码:np.dot(A, B)
矩阵的点乘:(对应位置上的元素相乘,要求两个矩阵同行同列)
a =
1 0
-1 3
b =
3 1
2 1
c = 3 0
-2 3
MATLAB的点乘代码:c=a.*b;
Python代码:有2种方式,一个是np.multiply(),另外一个是*。