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Oum, Sang-il (엄상일)
교수, (수리과학과)

https://dimag.ibs.re.kr/home/sangil/

Research Area
Combinatorics, discrete mathematic, Graph theory, matroid theory, Structural graph theory and related problems
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    NO Title, Author(s) (Publication Title, Volume Issue, Page, Issue Date)
    1
    Rank connectivity and pivot-minors of graphs

    Oum, Sang-ilresearcher, EUROPEAN JOURNAL OF COMBINATORICS, v.108, 2023-02

    2
    Independent domination of graphs with bounded maximum degree

    Cho, Eun-Kyung; Kim, Jinha; Kim, Minki; et al, JOURNAL OF COMBINATORIAL THEORY SERIES B, v.158, pp.341 - 352, 2023-01

    3
    INTERTWINING CONNECTIVITIES FOR VERTEX-MINORS AND PIVOT-MINORS

    Lee, Duksang; Oum, Sang-ILresearcher, SIAM JOURNAL ON DISCRETE MATHEMATICS, v.37, no.1, pp.304 - 314, 2023

    4
    Obstructions for partitioning into forests and outerplanar graphs

    Kim, Ringi; Norin, Sergey; Oum, Sang-ilresearcher, DISCRETE APPLIED MATHEMATICS, v.312, pp.15 - 28, 2022-05

    5
    Characterizing matroids whose bases form graphic delta-matroids

    Lee, Duksang; Oum, Sang-ilresearcher, EUROPEAN JOURNAL OF COMBINATORICS, v.101, 2022-03

    6
    3-Degenerate induced subgraph of a planar graph

    Gu, Yangyan; Kierstead, H. A.; Oum, Sang-ilresearcher; et al, JOURNAL OF GRAPH THEORY, v.99, no.2, pp.251 - 277, 2022-02

    7
    BOUNDS FOR THE TWIN-WIDTH OF GRAPHS

    Ahn, Jungho; Hendrey, Kevin; Kim, Donggyu; et al, SIAM JOURNAL ON DISCRETE MATHEMATICS, v.36, no.3, pp.2352 - 2366, 2022

    8
    Tree Pivot-Minors and Linear Rank-Width

    Dabrowski, Konrad K.; Dross, Francois; Jeong, Jisu; et al, SIAM JOURNAL ON DISCRETE MATHEMATICS, v.35, no.4, pp.2922 - 2945, 2021-12

    9
    Finding Branch-Decompositions of Matroids, Hypergraphs, and More

    Jeong, Jisu; Kim, Eun Jung; Oum, Sang-ilresearcher, SIAM JOURNAL ON DISCRETE MATHEMATICS, v.35, no.4, pp.2544 - 2617, 2021-11

    10
    Obstructions for bounded shrub-depth and rank-depth

    Kwon, O-joung; McCarty, Rose; Oum, Sang-ilresearcher; et al, JOURNAL OF COMBINATORIAL THEORY SERIES B, v.149, pp.76 - 91, 2021-07

    11
    Equitable partition of planar graphs

    Kim, Ringi; Oum, Sang-ilresearcher; Zhang, Xin, DISCRETE MATHEMATICS, v.344, no.6, 2021-06

    12
    Obstructions for Bounded Branch-depth in Matroids

    Gollin, Jochen Pascal; Hendrey, Kevin; Mayhew, Dillon; et al, Advances in Combinatorics, v.2021, no.1, pp.1 - 25, 2021-05

    13
    The Erdos-Hajnal property for graphs with no fixed cycle as a pivot-minor

    Kim, Jaehoonresearcher; Oum, Sang-ilresearcher, ELECTRONIC JOURNAL OF COMBINATORICS, v.28, no.2, pp.1 - 16, 2021-04

    14
    Graphs of bounded depth-2 rank-brittleness

    Kwon, O-joung; Oum, Sang-ilresearcher, JOURNAL OF GRAPH THEORY, v.96, no.3, pp.361 - 378, 2021-03

    15
    Tangle-tree duality in abstract separation systems

    Diestel, Reinhard; Oum, Sang-ilresearcher, ADVANCES IN MATHEMATICS, v.377, pp.107470, 2021-01

    16
    Branch-depth: Generalizing tree-depth of graphs

    DeVos, Matt; Kwon, O-joung; Oum, Sang-ilresearcher, EUROPEAN JOURNAL OF COMBINATORICS, v.90, 2020-12

    17
    The average cut-rank of graphs

    Nguyen, Huy-Tung; Oum, Sang-ilresearcher, EUROPEAN JOURNAL OF COMBINATORICS, v.90, 2020-12

    18
    Scattered Classes of Graphs

    Kwon, O-joung; Oum, Sang-ilresearcher, SIAM JOURNAL ON DISCRETE MATHEMATICS, v.34, no.1, pp.972 - 999, 2020-01

    19
    Classes of graphs with no long cycle as a vertex-minor are polynomially chi-bounded

    Kim, Ringi; Kwon, O-joung; Oum, Sang-ilresearcher; et al, JOURNAL OF COMBINATORIAL THEORY SERIES B, v.140, pp.372 - 386, 2020-01

    20
    Online Ramsey theory for a triangle on F-free graphs

    Choi, Hojin; Choi, Ilkyoo; Jeong, Jisu; et al, JOURNAL OF GRAPH THEORY, v.92, no.2, pp.152 - 171, 2019-10
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