Koda Yuya

コウダユウヤ | Koda Yuya

Affiliation and department：
Homepage URL (1)： https://sites.google.com/view/yuyakoda/

Research field (1)： Geometry

Research keywords (4)： Mapping Class Groups , Knot Theory , 3-Manifolds Theory , Topology

Research theme for competitive and other funds (9)：

2021 - 2026 結び目のトポロジーとその高分子科学への応用の研究
2020 - 2023 多面体を用いた3・4次元多様体の微分構造と幾何構造の研究
2020 - 2023 Geometric structures and combinatorial structures of 3-dimensional manifolds
2017 - 2021 Research on shadow complexities and geometric structures of 3-manifolds
2015 - 2020 Geometric structures and combinaorial structures of 3-manifolds

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Papers (35)：

Ippei Ishii, Masaharu Ishikawa, Yuya Koda, Hironobu Naoe. Positive flow-spines and contact 3-manifolds. Annali di Matematica Pura ed Applicata (1923 -). 2023
N. Sakata, R. Mishina, M. Ogawa, K. Ishihara, Y. Koda, M. Ozawa, K. Shimokawa. Handlebody decompositions of three-manifolds and polycontinuous patterns. Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences. 2022. 478. 2260
Susumu Hirose, Daiki Iguchi, Eiko Kin, Yuya Koda. Goeritz groups of bridge decompositions. International Mathematics Research Notices. 2021
Yuya Koda, Hironobu Naoe. Shadows of acyclic 4-manifolds with sphereboundary. Algebraic & Geometric Topology. 2020. 20. 7. 3707-3731
Sangbum Cho, Yuya Koda, Arim Seo. Braid group and leveling of a knot. Journal of Topology and Analysis. 2020. 1-24

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Lectures and oral presentations (39)：

Homotopy motions of surfaces in 3-manifolds
(AS-NCTS Geometry Seminar 2021)
Book rotations in subgroups of mapping class groups associated with Heegaard splittings
(微分トポロジーセミナー 2021)
Goeritz groups of bridge decompositions
(トポロジー火曜セミナー, 東京大学 2020)
Turaev のシャドウとその複雑度
(N-KOOKセミナー 2020)
``Monodromy groups” of Heegaard surfaces of 3-manifolds
(埼玉大学談話会 2020)

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Education (2)：

Professional career (1)：

Work history (10)：

2023/04 - 現在 Keio University Faculty of Economics Professor
2022/10 - 現在 Hiroshima University International Institute for Sustainability with Knotted Chiral Meta Matter Co-PI
2020/04 - 2023/03 Hiroshima University Graduate School of Advanced Science and Engineering Professor
2014/10 - 2020/03 Hiroshima University Graduate School of Science Associate Professor
2009/09 - 2014/09 Tohoku University Graduate School of Science Assistant Professor

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Committee career (4)：

Association Membership(s) (1)：

The Mathematical Society of Japan

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