设V<sub>1</sub>,V<sub>2</sub>为欧几里得空间V的两个子空间,x,y∈V.线性流形L<sub>1</sub>=x+V<sub>1</sub>,L<sub>2</sub>=y+V<sub>2</sub>之间的距离定义为

<img src='https://img2.soutiyun.com/ask/2020-08-03/96531758721777.png' /> 证明:d(L<sub>1</sub>,L<sub>2</sub>)=d(x-y,V<sub>1</sub>+V<sub>2</sub>).

时间:2023-10-03 11:12:19

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