some people believed 2^(2^n) - 1 was a prime, did they 搞清楚了?


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送交者: steven 于 2010-04-01, 13:29:25:

回答: 机器学习的初衷,当然是象人那样学习, 由 oo8 于 2010-04-01, 10:17:27:

Without a proof, it is a hunch. It is not 搞清楚.



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