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[不等式] 求五元绝对值有关的最值

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lemondian posted 2022-6-30 11:23 |Read mode
已知$a^2+b^2+c^2+d^2+e^2=1$,求$|a-b|+|b-c|+|c-d|+|d-e|+|e-a|$的最大值。

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hbghlyj posted 2022-6-30 14:57

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original poster lemondian posted 2022-6-30 21:46
hbghlyj 发表于 2022-6-30 14:57
https://math.stackexchange.com/questions/611302/how-find-this-inequality-max-left-min-lefta-b-b-c-c- ...
打不开这个网页呀

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