## 每週問題 November 9, 2015

Let $A$ and $B$ be $n\times n$ matrices. If $B$ is nonsingular, show that there is a complex scalar $\lambda$ such that $A -\lambda B$ is singular.

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### 1 Response to 每週問題 November 9, 2015

1. Rongwei Sun says:

看到定義說實對稱矩陣，複矩陣求特徵值的問題，一直困擾我，懇請您指教。