小沢誠

MAKOTO OZAWA

所属機関・部署：
職名：教授
ホームページURL (1件)： https://www.komazawa-u.ac.jp/~w3c/

研究分野 (1件)：幾何学

研究キーワード (4件)：ハンドル体結び目 , 3次元多様体論 , 多重分岐曲面 , 結び目理論

競争的資金等の研究課題 (10件)：

全件表示

論文 (45件)：

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
Makoto Ozawa. Unknotting submanifolds of the 3-sphere by twistings. 2016
Shosaku Matsuzaki, Makoto Ozawa. Genera and minors of multibranched surfaces. 2016
Kazufumi Eto, Shosaku Matsuzaki, Makoto Ozawa. An obstruction to embedding $2$-dimensional complexes into the $3$-sphere. 2015
Yuya Koda, Makoto Ozawa. Knot homotopy in subspaces of the 3-sphere. 2015

MISC (21件)：

Makoto Ozawa. Stable equivalence of bridge positions of a handlebody-knot. International Journal of Mathematics. 2021. 2150093-2150093
Makoto Ozawa. Multibranched surfaces in 3-manifolds. 2020
Mario Eudave-Munoz, Makoto Ozawa. The maximum and minimum genus of a multibranched surface. 2020
Makoto Ozawa. A partial order on multibranched surfaces in 3-manifolds. 2019
Kai Ishihara, Yuya Koda, Makoto Ozawa, Koya Shimokawa. Neighborhood equivalence for multibranched surfaces in 3-manifolds. 2018

書籍 (1件)：

講演・口頭発表等 (36件)：

Partially ordered set of complexes by embeddings and the existence of critical subcomplexes
(日本数学会2024年度年会 2024)
Characterization of critical complexes which have a form $(G\times S^1)\cup H$
(日本数学会2024年度年会 2024)
Critical complexes for the 3-sphere
(East Asian Conference on Geometric Topology 2024)
Critical complexes
(Coloquio CIMAT-DEMAT 2023)
Forbidden minor multibranched surfaces and critical 2-complexes
(Low Dimensional Topology and Circle-valued Morse Functions 2023)

経歴 (3件)：

所属学会 (1件)：

日本数学会

※　J-GLOBALの研究者情報は、researchmapの登録情報に基づき表示しています。登録・更新については、こちらをご覧ください。

小沢 誠