[理工] [線代]特徵值

[dkcheng (電磁霸主)]

A is an nxn matrix with an eigenvalue λ, what is the eigenvalue of

       2
 (adjA)  + I

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→ akisora:是nxn matrix只有一個特徵值λ的意思嗎?  det(A)=0 ?
推 RebeccaHall:答案是..λ^(2n-2)+1嗎?