![](https://i.imgur.com/KtrufE7.jpg)
[線代] 矩陣代數證明求解惑
![](https://i.imgur.com/KtrufE7.jpg)
題目在紅線下方
紅線上方是 all column sums of A的意思 怕有人不清楚
下面的數學式子是我自己打的
將題目的意思表示出來
想了兩天還是想不到如何解
有沒有高手能夠給點Hint
感恩
少放一題
麻煩大家了
http://imgur.com/4QIzMjM
![](https://i.imgur.com/4QIzMjM.jpg)
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※ 文章網址: https://www.ptt.cc/bbs/Math/M.1457540152.A.E9F.html
※ 編輯: FaFaFaT (140.113.124.155), 03/10/2016 00:20:21
推
03/10 01:11, , 1F
03/10 01:11, 1F
→
03/10 01:12, , 2F
03/10 01:12, 2F
→
03/10 16:02, , 3F
03/10 16:02, 3F
→
03/10 16:02, , 4F
03/10 16:02, 4F
→
03/10 22:04, , 5F
03/10 22:04, 5F
推
03/11 14:01, , 6F
03/11 14:01, 6F