S. Ribas

collaborators

2 papers

math.NT2019

Permutations from an arithmetic setting

Lucas Reis, Sávio Ribas

Let $m, n$ be positive integers such that $m > 1$ divides $n$ . In this paper, we introduce a special class of piecewise-affine permutations of the finite set $[1, n]:=\{1, \ldots, n\…

math.NT2017

Extremal product-one free sequences in Dihedral and Dicyclic groups

Fabio Enrique Brochero Martínez, Sávio Ribas

Let $G$ be a finite group, written multiplicatively. The Davenport constant of $G$ is the smallest positive integer $D (G)$ such that every sequence of $G$ with $D (G)$ elements has…