设α是n维非零列向量E为n阶单位矩阵,证明A=E-（2/α的转置乘以α）αα转的转置为正交矩阵.
人气：282 ℃ 时间：2020-03-27 06:16:06
解答
前面点错了，呵呵，敬请谅解
是的，你利用转置的性质算一算，意外着A是对称矩阵
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