[線代] unitarily diagonalizability
Let A* be the conjugate transpose of the n×n matrix A.
Show that if ||Av||=||A*v|| for all v in C^n, then
A is unitarily diagonalizable.
這是一個if and only if的定理
可是這個方向我想不出來
有人可以提示一下嗎??
謝謝!!
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 123.192.216.62
推
11/05 01:22, , 1F
11/05 01:22, 1F
→
11/05 02:36, , 2F
11/05 02:36, 2F