Blar i Department of Informatics på forfatter "Ahn, Jungho"

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    • Three problems on well-partitioned chordal graphs 

      Ahn, Jungho; Jaffke, Lars; Kwon, O-Joung; Lima, Paloma Thome de (Journal article; Peer reviewed, 2021)
      In this work, we solve three problems on well-partitioned chordal graphs. First, we show that every connected (resp., 2-connected) well-partitioned chordal graph has a vertex that intersects all longest paths (resp., longest ...

    • Well-partitioned chordal graphs 

      Ahn, Jungho; Jaffke, Lars; Kwon, O-joung; Lima, Paloma T. (Journal article; Peer reviewed, 2022)
      We introduce a new subclass of chordal graphs that generalizes the class of split graphs, which we call well-partitioned chordal graphs. A connected graph G is a well-partitioned chordal graph if there exist a partition P ...