[討論]matrix 擴張
比如
[1 0 0; 0 1 0; 0 0 1];
如何擴張成
[1 0 0; 1 0 0; 0 1 0; 0 1 0; 0 0 1; 0 0 1]
或是
[1 0 0; 1 0 0; 1 0 0; 0 1 0; 0 1 0; 0 1 0; 0 0 1; 0 0 1; 0 0 1]
跪求前被高手指點.
拜謝!
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