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math.CO2021
Achromatic arboricity on complete graphs
Gabriela Araujo-Pardo, Christian Rubio-Montiel
In this paper we study the {\it {achromatic arboricity}} of the complete graph. This parameter arises from the arboricity of a graph as the achromatic index arises from the chromat…
math.CO2021
The digrundy number of digraphs
Gabriela Araujo-Pardo, Juan José Montellano-Ballesteros, Mika Olsen +1
We extend the Grundy number and the ochromatic number, parameters on graph colorings, to digraph colorings, we call them {\emph{digrundy number}} and {\emph{diochromatic number}},…