33 citations · 45 across the 6 of their papers we have counts for
Showing 2020Show all
2 papers · 1 filter
math.CO2020
On the cyclic coloring conjecture
Stanislav Jendrol, Roman Sotak
A cyclic coloring of a plane graph is a coloring of its vertices such that vertices incident with the same face have distinct colors. The minimum number of colors in a cyclic c…
math.CO2020
Star Edge-Coloring of Square Grids
Přemysl Holub, Borut Lužar, Erika Mihaliková +2
A star edge-coloring of a graph is a proper edge-coloring without bichromatic paths or cycles of length four. The smallest integer such that admits a star edge-coloring…