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呵呵,总之呢,一般都是认为0是1的,还记得没有2*2的情况么,费伯数列,0的时候也是被认为是1。

Posted by tdzl2003 at 2005-07-29 09:36:12 on Problem 2506
In Reply To:这个逻辑是反了吧?推出来一个数学表达式,反过来去推初始条件~~~~~荒谬~~,照那样负数也是有解的,只是负解罢了 Posted by:achilles at 2005-07-29 08:42:50


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