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math.CO2019★ 2 cited
The Acyclic Chromatic Index is Less than the Double of the Max Degree
Lefteris Kirousis, John Livieratos
The acyclic chromatic index of a graph is the least number of colors needed to properly color its edges so that none of its cycles is bichromatic. In this work, we show that $2…
cs.CC2019
Algorithmically Efficient Syntactic Characterization of Possibility Domains
Josep Díaz, Lefteris Kirousis, Sofia Kokonezi +1
In the field of Judgment Aggrgation, a domain, that is a subset of a Cartesian power of , is considered to reflect abstract rationality restrictions on vectors of two-valu…