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Re:简单证明~

Posted by zjp at 2009-08-21 17:46:23 on Problem 1862
In Reply To:简单证明~ Posted by:cuixin at 2009-06-06 10:56:50

> 假设有a，b，c 且结果是r
> 则 r = 2*sqrt(2*sqrt(a*b)*c)
> 则 r^2/8 = sqrt(a*b*c*c);
> 若要 r 最小 则 c 一定是 a，b，c 中最小的 所以就是不断地取两个大数相乘喽~~

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