[理工] [工數]-是非題
1.
已解決
2.是非題
Let A be an nxn real symmetric matrix and λ be a scalar . If there exists
n m m
a vector x 屬於 R such that Ax=λx ,then λ is an eigenvalue of A , and x
m m
is an eigenvector of A belonging to λ , for any positive integer m.
這題解答是 false.
n
因為必須 x 屬於 R \ {0} 才成立
請問解答是什麼意思?
有人能幫忙解釋一下這題嗎?
謝謝
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