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1785年,勒让德证明:设l |(p-1),恰有φ(l)个模p互不同余的数对模p的次数为l

Posted by Iamjw at 2006-10-08 16:27:08 on Problem 1284
In Reply To:怎么证呢? Posted by:Iamjw at 2006-10-08 16:17:36
知道了……

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