设数列{xn }有界,又 =0,证明: =0.

设数列{xn }有界,又<img src='https://img2.soutiyun.com/ask/2020-11-09/973789504266565.png' />=0,证明:<img src='https://img2.soutiyun.com/ask/2020-11-09/973789512637362.png' />=0.

时间:2024-04-05 15:38:03

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