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标题: A weird JJ [打印本页]

作者: cook 时间: 2002-10-17 10:09 标题: A weird JJ

4．s, t are both positive integer, is s>t? 1)s-1/s<1/t-t 2)t>0 need help ?? Thanks

作者: 猫猫头 时间: 2002-10-17 10:26

是不是题目抄错了?不时已经告诉你t是正的了吗,(2)岂不是多此一举??

作者: workhard77 时间: 2002-10-17 11:16

I think there must be some matter with this problem. For from 1), we can get st<1 (s+t<1/t+1/s => 1<1/st => st<1) But in the problem it says "both positive INTEGER", how???

[此贴子已经被作者于2002-10-17 11:16:35编辑过]

作者: cook 时间: 2002-10-17 12:18

2 people wrote it, ok. Let's forget it.

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