English

A polynomial time algorithm for calculating Fourier-Dedekind sums

Combinatorics 2023-03-03 v1 Number Theory

Abstract

We solve an open problem proposed in the book ``Computing the continuous discretely" written by Matthias Beck and Sinai Robins. That is, we proposed a polynomial time algorithm for calculating Fourier-Dedekind sums. The algorithm is simple modular Barvinok's simplicial cone decomposition. It can be easily adapted into De Leora et. al.'s LattE package, which gives a nice implimentation of Barvinok's polynomial time algorithm.

Keywords

Cite

@article{arxiv.2303.01185,
  title  = {A polynomial time algorithm for calculating Fourier-Dedekind sums},
  author = {Guoce Xin and Xinyu Xu},
  journal= {arXiv preprint arXiv:2303.01185},
  year   = {2023}
}

Comments

4 pages

R2 v1 2026-06-28T08:56:46.782Z