[線代] rank
這一題真是想破腦子也想不出來
麻煩各位了!!
Let
矩陣A = a11 a12 a13
a21 a22 a23
Show that A has rank 2 if and only if one or more of the determinants
| a11 a12| |a11 a13| | a12 a13|
| a21 a22|,|a21 a23|, | a22 a23| is nonzero.
麻煩請解釋的詳細一點 謝謝各位了***
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 120.127.47.87
→
04/07 13:11, , 1F
04/07 13:11, 1F
推
04/07 13:54, , 2F
04/07 13:54, 2F
討論串 (同標題文章)