设a<sub>1</sub>,...,a<sub>s</sub>线性无关,并且

<img src='https://img2.soutiyun.com/shangxueba/ask/50436001-50439000/50437857/965055888080397.png' /> 证明:β<sub>1</sub>,…,β<sub>i</sub>线性无关的充分必要条件是: <img src='https://img2.soutiyun.com/shangxueba/ask/50436001-50439000/50437857/965055915379958.png' />

时间:2024-01-08 15:28:07

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