YAMAMOTO Takahiro

Natural Sciences Division Mathematics MathematicsProfessor

Researcher Information

Other affiliation

  • Tokyo Gakugei University, Natural Sciences DivisionMathematics 数学分野, Professor
  • Tokyo Gakugei University, Mathematics, Professor

Degree

  • 博士(理学)
Research activity information

Papers

  • Exploration for Conic Curves -As Subjects of Exploration on School Education Courses-
    08 May 2023, Takahiro Yamamoto, Keiichi Nishimura, Shinya Ohta, Nobuko Takeuchi, joint, 日本数学教育学会 高専・大学部会論文誌, 29, 1, Research paper (scientific journal), 1345-9422
  • 1つの漸近線を共有する双曲線対を用いた放物線族から作られる曲面
    30 Nov. 2022, 山本卓宏 竹内伸子, joint, 東京学芸大学紀要 自然科学系 第74集, 74
  • Fold cobordism groups of Morse functions on surfaces with boundary
    28 Jun. 2021, Takahiro Yamamoto, only, Journal of Mathematical Sciences, Springer, 255, 6, Research paper (scientific journal)
  • Apparent contours of stable maps of surfaces with boundary into the plane
    Oct. 2020, Takahiro Yamamoto, only, Journal of Singularities, 22, Research paper (scientific journal), 10.5427/jsing.2020.22h
  • Singular fibers of stable maps of manifold pairs and their applications
    Jan. 2018, Osamu Saeki, Takahiro Yamamoto, joint, Singularities and foliations. geometry, topology and applications
  • Cobordism group of stable Morse functions of surfaces with boundary
    2017, O. Saeki and T. Yamamoto, joint, Contemp. Math., Amer. Math. Soc., 675
  • Apparent contours of smooth maps between closed surfaces with one connected fold curve
    2017, T. Yamamoto, only, Kodai Math. J, 40
  • Number of singularities of stable maps on surfaces
    2016, T. Yamamoto, only, Pacific J. Math., 280, 2
  • Classification of singular fibers of stable maps of 3-manifolds with boundary into the plane and its applications
    2016, O. Saeki, T. Yamamoto, joint, Algebr. Geom. Topol., 16, 3

Presentations

  • Surfaces formed by one-parameter families of parabolas in R^3
    27 Nov. 2023, 特異点論の展開, Oral presentation(general)
  • 空間内の放物線族が作る曲面
    27 Jul. 2023, 埼玉大学幾何セミナー, Public discourse, seminar, tutorial, course, lecture and others
  • Topology of Fibers of Smooth Maps and Their Applications
    13 Jul. 2023, 福岡大学微分幾何セミナー, Public discourse, seminar, tutorial, course, lecture and others
  • 空間内の放物線族が作る曲面について
    23 Jun. 2023, 特異点論及びその周辺分野の深化と異分野への応用, Oral presentation(general)
  • 連続写像のファイバー特異点
    16 Mar. 2023, 日本数学会2023年度年会, Oral presentation(general)
  • Fiber singularities of continuous maps
    06 Mar. 2023, Singularities of Differentiable Maps and its Applications -In commemoration of Goo Ishikawa’s all years of hard work-, Oral presentation(general)
  • 空間内の放物線族が作る曲面
    20 Feb. 2023, 可微分写像の特異点論とその応用 -鈴木正彦先生退職記念研究集会-, Oral presentation(general)
  • Topology of stable maps of surfaces with boundary into the plane
    13 Sep. 2022, 日本数学会2022秋季総合分科会, Oral presentation(general)
  • Singular fibers of differentiable maps and its applications
    27 Jul. 2022, 17th International Workshop on Real and Complex Singularities, Oral presentation(invited, special)
  • Topology of stable maps of surfaces with boundary into the plane
    18 Jun. 2022, 位相幾何・微分幾何及びその周辺分野への特異点論の応用, Oral presentation(invited, special)
  • 可微分写像の特異ファイバー理論とその応用
    21 May 2022, 多様体と特異点, Oral presentation(invited, special)
  • Topological invariants of smooth map germs of manifolds with boundary
    03 Dec. 2021, Fiber Topology Meets Applications 2, Oral presentation(invited, special)
  • Cobordism groups of Morse functions with boundary and its applications
    21 Jan. 2021, 接触構造・特異点・微分方程式及びその周辺, Oral presentation(invited, special)
  • Elimination of B_2 singularities
    08 Jan. 2021, Fiber Topology Meets Applications, Oral presentation(invited, special)
  • Topological of stable maps of surfaces with boundary
    07 Jul. 2020, THE INTERNATIONAL CONFERENCE ON DIFFERENTIAL EQUATIONS AND DYNAMICAL SYSTEMS 2020, Poster presentation
  • Topological invariants for map germs of manifolds with boundary into the plane
    10 Sep. 2019, Singularity Theory and its Applications to Differential Equations and Differential Geometry
  • 多目的最適化の理論と可微分写像の特異点論の関わり
    02 Sep. 2019, 実践と数理に根ざした 多目的最適化ベンチマークの開発
  • Topological invariants for map germs of manifolds with boundary into the plane
    04 Jun. 2019, 特異点論による空間研究
  • 境界付き3次元多様体から平面への滑らかな写像芽の位相的同値
    Mar. 2019, 日本数学会2019年会
  • 境界付き曲面の安定写像による平面像
    Sep. 2018, 日本数学会2018秋季総合分科会
  • Apparent contours of stable maps of surfaces with boundary
    Jul. 2018, 15th International Workshop on Real and Complex Singularities