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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
    Vertex-minors of graphs: A survey

    김동규; Oum, Sang-il, Discrete Applied Mathematics, v.351, pp.54 - 73, 2024-07

    2
    Prime vertex-minors of a prime graph

    Kim, Donggyu; Oum, Sang-il, EUROPEAN JOURNAL OF COMBINATORICS, v.118, 2024-05

    3
    A unified half-integral Erdős-Pósa theorem for cycles in graphs labelled by multiple abelian groups

    Gollin J. Pascal; Hendrey Kevin; Kawarabayashi Ken-ichi; et al, JOURNAL OF THE LONDON MATHEMATICAL SOCIETY-SECOND SERIES, v.109, no.1, 2024-01

    4
    A Polynomial Kernel for 3-Leaf Power Deletion

    Ahn, Jungho; Eiben, Eduard; Kwon, O-joung; et al, ALGORITHMICA, v.85, no.10, pp.3058 - 3087, 2023-10

    5
    A chain theorem for sequentially 3-rank-connected graphs with respect to vertex-minors

    Lee, Duksang; Oum, Sang-il, EUROPEAN JOURNAL OF COMBINATORICS, v.113, 2023-10

    6
    G-Graphic Delta-Matroids and Their Applications

    Kim, Donggyu; Lee, Duksang; Oum, Sang-il, COMBINATORICA, v.43, no.5, pp.963 - 983, 2023-10

    7
    Obstructions for matroids of path-width at most k and graphs of linear rank-width at most k

    Kanté, Mamadou Moustapha; Kim, Eun Jung; Kwon, O-joung; et al, JOURNAL OF COMBINATORIAL THEORY SERIES B, v.160, pp.15 - 35, 2023-05

    8
    INTERTWINING CONNECTIVITIES FOR VERTEX-MINORS AND PIVOT-MINORS

    Lee, Duksang; Oum, Sang-IL, SIAM JOURNAL ON DISCRETE MATHEMATICS, v.37, no.1, pp.304 - 314, 2023-03

    9
    Rank connectivity and pivot-minors of graphs

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

    10
    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

    11
    Obstructions for partitioning into forests and outerplanar graphs

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

    12
    Characterizing matroids whose bases form graphic delta-matroids

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

    13
    3-Degenerate induced subgraph of a planar graph

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

    14
    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

    15
    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

    16
    Finding Branch-Decompositions of Matroids, Hypergraphs, and More

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

    17
    Obstructions for bounded shrub-depth and rank-depth

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

    18
    Equitable partition of planar graphs

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

    19
    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

    20
    The Erdos-Hajnal property for graphs with no fixed cycle as a pivot-minor

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