Let α and β be 3-dimensional column vectors, and the matrix A=αα^T+ββ^T

匿名用户最后更新于 2021-09-13 02:23 数学类Mathematics

Let a and B be 3-dimensional column vectors and the matrix A= aaT+BBT, where a and B' are the transposes of a and B respectively. Proof:(1)Rank()≤2; (2)If a and B are linearly correlated, the rank r(A)<2.

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Let α and β be 3-dimensional column vectors, and the matrix A=αα^T+ββ^T

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