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A determinant involving Ramanujan sums and So’s conjecture
Archiv der Mathematik ( IF 0.5 ) Pub Date : 2021-07-17 , DOI: 10.1007/s00013-021-01643-8
Jan-Christoph Schlage-Puchta 1
Affiliation  

We compute the determinant of a matrix containing Ramanujan sums associated to the divisors of an integer n, and use this computation to prove a weak version of So’s conjecture on circulant graphs with integral spectrum.



中文翻译:

一个涉及拉马努金和和苏猜想的行列式

我们计算包含与整数n的除数相关联的拉马努金和的矩阵的行列式,并使用此计算来证明 So 对积分谱循环图的猜想的弱版本。

更新日期:2021-07-18
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