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Showing 2021 · math.COShow all
2 papers · 2 filters
math.CO2021★ 3 cited
Obstructions for matroids of path-width at most k and graphs of linear rank-width at most k
Mamadou Mostapha Kanté, Eun Jung Kim, O-joung Kwon +1
Every minor-closed class of matroids of bounded branch-width can be characterized by a list of excluded minors, but unlike graphs, this list may need to be infinite in general. How…
math.CO2021★ 10 cited
Characterizing extremal graphs for open neighbourhood location-domination
Florent Foucaud, Narges Ghareghani, Aida Roshany-Tabrizi +1
An open neighbourhood locating-dominating set is a set of vertices of a graph such that each vertex of has a neighbour in , and for any two vertices of , th…