Gloria Tabarelli

activity

20212025

most citedOn the existence of graphs which can colour every regular graph

3 citations · 3 across the 6 of their papers we have counts for

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Showing 2021Show all

2 papers · 1 filter

math.CO2021★ 3 cited

On the existence of graphs which can colour every regular graph

Giuseppe Mazzuoccolo, Gloria Tabarelli, Jean Paul Zerafa

Let $H$ and $G$ be graphs. An $H$ -colouring of $G$ is a proper edge-colouring $f : E (G) \to E (H)$ such that for any vertex $u \in V (G)$ there exists a vertex $v \in V (H)$ with $…

math.CO2021

Graphs with large palette index

Davide Mattiolo, Giuseppe Mazzuoccolo, Gloria Tabarelli

Given an edge-coloring of a graph, the palette of a vertex is defined as the set of colors of the edges which are incident with it. We define the palette index of a graph as the mi…