Ohno Yumiko

オオノユミコ | Ohno Yumiko

Affiliation and department：

Research field (2)： Basic mathematics , Applied mathematics and statistics

Research keywords (1)：グラフ理論

Research theme for competitive and other funds (1)：

Papers (6)：

Michitaka Furuya, Naoki Matsumoto, Yumiko Ohno, Kenta Ozeki. Note on fair game edge-connectivity of graphs. Discrete Applied Mathematics. 2023. 333. 132-135
Nastaran Haghparast, Morteza Hasanvand, Yumiko Ohno. The existence of uniform hypergraphs for which the interpolation property of complete coloring fails. Discrete Mathematics. 2022. 345
Naoki Matsumoto, Yumiko Ohno. Achromatic number and facial achromatic number of connected locally-connected graphs. Discrete Applied Mathematics. 2021. 302. 34-41
Yumiko Ohno. Facially-constrained colorings of triangulations on closed surfaces. 2020
Naoki Matsumoto, Yumiko Ohno. Facial achromatic number of triangulations on the sphere. Discrete Mathematics. 2020. 343. 2. 111651-111651

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Lectures and oral presentations (30)：

Facially constrained colorings of triangulations on closed surfaces
(2020)
閉曲面上の三角形分割におけるguarding numberを用いたfacial achromatic numberの評価
(2019年度応用数学合同研究集会 2019)
Facial achromatic number of triangulations on closed surfaces with given guarding number
(2019)
閉曲面上のグラフのfacial achromatic numberとguarding number
(第31回位相幾何学的グラフ理論研究集会 2019)
Locally connected graphs with chromatic and achromatic numbers both 3
(2019)

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Education (3)：

Professional career (2)：

Work history (2)：

2020/04 - 現在 Yokohama National University Research Initiatives and Promotion Organization
2020/04 - 現在 Shibaura Institute of Technology College of Engineering

Association Membership(s) (1)：

日本数学会

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