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Each Positive Rational Number Has the Form φ(m2)/φ(n2)
The American Mathematical Monthly ( IF 0.4 ) Pub Date : 2020-10-20 , DOI: 10.1080/00029890.2020.1801294
Dmitry Krachun 1 , Zhi-Wei Sun 2
Affiliation  

Abstract In this note, we show that each positive rational number can be written as , where is Euler’s totient function and m and n are positive integers.

中文翻译:

每个正有理数的形式为 φ(m2)/φ(n2)

摘要 在这篇笔记中,我们证明了每个正有理数都可以写成 ,其中 是欧拉的整数函数,m 和 n 是正整数。
更新日期:2020-10-20
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