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On a Conjecture about Sums Involving Farey Fractions

Number Theory 2026-04-06 v1

Abstract

In this paper, we prove a conjecture by Daniele Mundici on the sum of squared distances between consecutive elements in the QQ-th Farey sequence for QZQ\in\mathbb{Z} and Q2Q\geq 2.

Keywords

Cite

@article{arxiv.2604.02475,
  title  = {On a Conjecture about Sums Involving Farey Fractions},
  author = {Anji Dong and Xinyi Li and Vi Anh Nguyen},
  journal= {arXiv preprint arXiv:2604.02475},
  year   = {2026}
}

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8 pages