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

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  

Academic Society Affiliations 【 display / non-display

  • 2020.7
     
     
     

    The Japan Society for Industrial and Applied Mathematics

  • 2010.5
     
     
     

    The Mathematical Society of Japan

Research Areas 【 display / non-display

  • Natural Science / Geometry

Qualification acquired 【 display / non-display

  • Junior High School Teacher Specialization License

  • High School Teacher Specialization License

 

Books 【 display / non-display

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

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Review Papers 【 display / non-display

Grant-in-Aid for Scientific Research 【 display / non-display

  • 特異点の幾何学的不変量と高次元波面・混合型超曲面への応用

    Grant number:24K06709  2024.4 - 2028.3

    Grant-in-Aid for Scientific Research(C)

    Investigator(s):本田 淳史

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    Authorship:Principal investigator 

  • ガウス写像の値分布を起点とする曲面の微分幾何学的研究の展開

    Grant number:23K03086  2024.4 - 2027.3

    Grant-in-Aid for Scientific Research(C)

    Investigator(s):川上 裕

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    Authorship:Coinvestigator(s)  Grant type:Competitive

  • 特異点を持つ超曲面に対する変分問題及び幾何解析と離散曲面論の新展開

    Grant number:23K20212  2020.4 - 2025.3

    Grant-in-Aid for Scientific Research(B)

    Investigator(s):小磯 深幸

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    Authorship:Coinvestigator(s)  Grant type:Competitive

  • 内在的な幾何構造の特異性とそのローレンツ時空の曲面・超曲面への応用

    Grant number:19K14526  2019.4 - 2024.3

    Grant-in-Aid for Early-Career Scientists

    Investigator(s):本田 淳史

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    Authorship:Principal investigator  Grant type:Competitive

  • 特異点を許容する幾何学的構造と実現問題

    Grant number:16K17605  2016.4 - 2019.3

    Grant-in-Aid for Young Scientists(B)

    Investigator(s):本田 淳史

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    Authorship:Principal investigator  Grant type:Competitive

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Presentations 【 display / non-display

  • Lightlike hypersurfaces as wave fronts in Lorentz-Minkowski space

    Atsufumi Honda  [Invited]

    Second IMAG-OCAMI Joint Conference on Differential Geometry  2025.2  Antonio Ros, Magdalena Rodríguez, Yoshihiro Ohnita, Joaquín Perez, Jose M. Espinar

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    Event date: 2025.2

    Language:English   Presentation type:Oral presentation (invited, special)  

    Venue:University of Granada   Country:Spain  

  • 有限退化次数特異点に対する Gauss-Bonnet の定理

    本田淳史  [Invited]

    慶應義塾大学微分幾何・トポロジーセミナー  2025.1  慶應義塾大学理工学部数理科学科

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    Event date: 2025.1

    Language:Japanese   Presentation type:Public lecture, seminar, tutorial, course, or other speech  

    Venue:慶應義塾大学  

  • ローレンツ・ミンコフスキー空間における余次元2の部分多様体の空間的射影の凸性

    本田淳史

    擬リーマン幾何とその周辺  2024.11  赤嶺新太郎,本田淳史,清原悠貴

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    Event date: 2024.11

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:横浜国立大学  

  • 有限退化次数特異点に対する Gauss-Bonnet の定理

    本田淳史  [Invited]

    熊本大学理学部数学談話会  2024.11  熊本大学理学部数学教室

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    Event date: 2024.11

    Language:Japanese   Presentation type:Public lecture, seminar, tutorial, course, or other speech  

    Venue:熊本大学  

  • Convexity of space-like projections of submanifolds with co-dimension 2 in Lorentz-Minkowski space

    Atsufumi Honda  [Invited]

    Japanese Australian workshop on Real and Complex Singularities (JARCS2024)  2024.11  Laurentiu Paunescu, Satoshi Koike, Toru Ohmoto, Osamu Saeki, Toshi Fukui

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    Event date: 2024.11

    Language:English   Presentation type:Oral presentation (invited, special)  

    Venue:Saitama University   Country:Japan  

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

  • 2025   Advanced Training in Mathematical Sciences

    Graduate school of Engineering Science

  • 2025   Advanced Exercises in Mathematical Sciences

    Graduate school of Engineering Science

  • 2025   Advanced Seminar in Mathematical Sciences D

    Graduate school of Engineering Science

  • 2025   Advanced Seminar in Mathematical Sciences C

    Graduate school of Engineering Science

  • 2025   Advanced Seminar in Mathematical Sciences B

    Graduate school of Engineering Science

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

  • 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

  • 微分方程式

    Institution:都城工業高等専門学校

 

Committee Memberships 【 display / non-display

  • 日本応用数理学会 研究部会 幾何学的形状生成

    2025.4 - 2026.3  幹事

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    Committee type:Academic society 

  • 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 

  • 一般社団法人 日本数学会

    2018.3 - 2019.2  地方区代議員

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    Committee type:Academic society 

Social Contribution(Extension lecture) 【 display / non-display

  • 令和3年度神奈川県立光陵高等学校生に対する模擬授業

    Role(s): Lecturer

    2021.12

  • 横浜国立大学第54回サイエンスカフェ

    Role(s): Lecturer

    2017.7