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08/02/2023
Balanced-chromatic number and Hadwiger-like conjectures
Motivated by different characterizations of planar graphs and the 4-Colo...
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07/10/2023
Winding number and circular 4-coloring of signed graphs
Concerning the recent notion of circular chromatic number of signed grap...
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09/28/2020
Extension of Gyarfas-Sumner conjecture to digraphs
The dichromatic number of a digraph D is the minimum number of colors ne...
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09/02/2020
