Subject: about quiz 1

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Posted by 蘇慶峰 on March 21, 1997 at 11:10:03:

有關第二題的eigenvectors
利用Ae=eU --> (A-eI)u=0則發現u=0; (e is eigen value)
但我無找出 u=(cos(2@),sin(2@)) or (-sin(2@),cos(2@))
還是我算錯了


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