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求解一道英文数学题

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Show that every positive integer n can be written in the form n = a^2b for some integers a and b where b is a (possibly empty) product of distinct primes.


1楼2017-03-27 17:20回复
    n=pi^ki
    ti=ki mod 2
    a=pi^((ki-ti)/2)
    b=pi^ti


    IP属地:浙江来自iPhone客户端3楼2017-03-27 18:21
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