非方阵左除矩阵结果是如何获得的?。
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矩阵I与B为同行数矩阵,但是都不是方阵,那么下式的w(:,1)结果是如何求得呢?对于求解过程不明白。
I=[1,2,3;
4,5,6
7,8,9
3,2,6];
B=[1,4
1,3
1,7
1,9]
w = zeros(2, 3);
w(:,1)=B\I(:,1);
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