F. Morini

activity

20102025

most citedGlobally simple Heffter arrays and orthogonal cyclic cycle decompositions

23 citations · 25 across the 7 of their papers we have counts for

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Showing 2024Show all

2 papers · 1 filter

math.CO2024

Signed magic arrays: existence and constructions

Fiorenza Morini, Marco Antonio Pellegrini

Let $m, n, s, k$ be four integers such that $1 ⩽ s ⩽ n$ , $1 ⩽ k ⩽ m$ and $m s = nk$ . A signed magic array $S M A (m, n; s, k)$ is an $m \times n$ partially filled…

math.CO2024

On a conjecture by Sylwia Cichacz and Tomasz Hinc, and a related problem

Fiorenza Morini, Marco Antonio Pellegrini, Stefania Sora

A $Γ$ -magic rectangle set $MRS_{Γ} (a, b; c)$ is a collection of $c$ arrays of size $a \times b$ whose entries are the elements of an abelian group $Γ$ of order $ab c$ , each on…