HONDA Atsufumi

Affiliation

Faculty of Engineering, Division of Intelligent Systems Engineering

Job Title

Associate Professor

Research Fields, Keywords

特異点論, 微分幾何学

Related SDGs




The Best Research Achievement in Research Career 【 display / non-display

The Best Research Achievement in the last 5 years 【 display / non-display

Education 【 display / non-display

  • 2010.4
    -
    2013.3

    Tokyo Institute of Technology   Department of Mathematics   Doctor Course   Completed

  • 2008.4
    -
    2010.3

    Kyushu University   Department of Mathematics   Master Course   Completed

Degree 【 display / non-display

  • Doctor of Science - Tokyo Institute of Technology

  • Master of Mathematics - Kyushu University

Campus Career 【 display / non-display

  • 2017.4
     
     

    Duty   Yokohama National UniversityFaculty of Engineering   Division of Intelligent Systems Engineering   Associate Professor  

  • 2018.4
     
     

    Concurrently   Yokohama National UniversityGraduate school of Engineering Science   Department of Mathematics, Physics, Electrical Engineering and Computer Science   Associate Professor  

  • 2017.4
     
     

    Concurrently   Yokohama National UniversityCollege of Engineering Science   Department of Mathematics, Physics, Electrical Engineering and Computer Science   Associate Professor  

  • 2017.4
     
     

    Concurrently   Yokohama National UniversityGraduate School of Engineering   Department of Systems Integration   Associate Professor  

External Career 【 display / non-display

  • 2013.4
    -
    2017.3

    National Institute of Technology, Miyakonojo College   General Education Division (Sciences)   Lecturer  

Research Areas 【 display / non-display

  • Natural Science / Geometry

 

Thesis for a degree 【 display / non-display

  • Extrinsically Flat Surfaces

    2013.3

    Doctoral Thesis   Single Work  

  • 3次元双曲空間内の双曲平面と向き付けられた測地線全体の空間

    本田 淳史

    2010.3

    Master Thesis   Single Work  

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    九州大学 大学院数理学府数理学専攻

    空間形の間の等長はめ込みの分類問題を考える.同じ断面曲率を持つもので余次元1の場合は,断面曲率が非負のとき自明なものに限る.一方で,断面曲率が負,つまり双曲空間の場合には非自明な例が存在し,明示的な構成方法や性質は明らかにされていなかった.本論文では,双曲平面から3次元双曲空間への等長はめ込みの明示的な表現公式を導出した.その際に,3次元双曲空間の測地線の空間のミニツイスター空間としての中間符号ケーラー構造を用いた.

Papers 【 display / non-display

  • Bernstein-Type Theorem for Zero Mean Curvature Hypersurfaces Without Time-like Points in Lorentz-Minkowski Space

    Akamine S., Honda A., Umehara M., Yamada K.

    BULLETIN OF THE BRAZILIAN MATHEMATICAL SOCIETY   2021.3  [Reviewed]

    DOI Web of Science

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    Language:English   Publishing type:Research paper (scientific journal)   Joint Work  

  • Isometric deformations of wave fronts at non-degenerate singular points

    Honda Atsufumi, Naokawa Kosuke, Umehara Masaaki, Yamada Kotaro

    HIROSHIMA MATHEMATICAL JOURNAL   50 ( 3 )   269 - 312   2020.11  [Reviewed]

    DOI Web of Science

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    Language:English   Publishing type:Research paper (scientific journal)   Joint Work  

  • Heinz-type mean curvature estimates in Lorentz-Minkowski space

    Honda Atsufumi, Kawakami Yu, Koiso Miyuki, Tori Syunsuke

    REVISTA MATEMATICA COMPLUTENSE   2020.10  [Reviewed]

    DOI Web of Science

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Springer   Joint Work  

  • Curved foldings with common creases and crease patterns

    Atsufumi Honda, Kosuke Naokawa, Kentaro Saji, Masaaki Umehara, Kotaro Yamada

    Advances in applied mathematics   121   102083-1 - 102083-10   2020.10  [Reviewed]

    DOI

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    Language:English   Publishing type:Research paper (scientific journal)   Joint Work  

  • Duality on generalized cuspidal edges preserving singular set images and first fundamental forms

    Atsufumi Honda, Kosuke Naokawa, Kentaro Saji, Masaaki Umehara, Kotaro Yamada

    Journal of Singularities   22   59 - 91   2020.9  [Reviewed]

    DOI

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    Language:English   Publishing type:Research paper (scientific journal)   Joint Work  

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Review Papers 【 display / non-display

Presentations 【 display / non-display

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Charge of on-campus class subject 【 display / non-display

  • 2021   数理科学輪講C

    Graduate school of Engineering Science

  • 2021   数理科学輪講B

    Graduate school of Engineering Science

  • 2021   数理科学輪講A

    Graduate school of Engineering Science

  • 2021   数理科学 幾何

    Graduate school of Engineering Science

  • 2021   幾何学Ⅱ

    College of Engineering Science

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Charge of off-campus class subject 【 display / non-display

  • 微分方程式

    Institution:都城工業高等専門学校

  • 基礎数学II

    Institution:都城工業高等専門学校

  • 基礎数学I

    Institution:都城工業高等専門学校

  • 微分積分学II

    Institution:都城工業高等専門学校

  • 微分積分学I

    Institution:都城工業高等専門学校

 

Committee Memberships 【 display / non-display

  • 日本数学会‘数学’

    2019.7 - 2021.6  常任編集委員

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    Committee type:Academic society