一方面, r(A^T*A)=r(A);
由这两方面可得r(A^T*A)=r(A).
同理可得r(A*A^T)=r(A^T)=r(A).
线性代数证明题(矩阵的秩)
线性代数证明题(矩阵的秩)
A是n阶实方阵,求证:r(A*A^T)=r(A^T*A)=r(A)
A是n阶实方阵,求证:r(A*A^T)=r(A^T*A)=r(A)
数学人气:940 ℃时间:2019-11-11 01:38:07
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