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Yukita Tomoshige  雪田 友成

ORCIDConnect your ORCID iD *help
Researcher Number 80843903
Other IDs
Affiliation (Current) 2025: 足利大学, 工学部, 講師
Affiliation (based on the past Project Information) *help 2025: 足利大学, 工学部, 講師
2023: 足利大学, 工学部, 講師
2020 – 2022: 早稲田大学, 教育・総合科学学術院, 助教
Review Section/Research Field
Principal Investigator
Basic Section 11020:Geometry-related
Keywords
Principal Investigator
双曲幾何学 / 双曲群 / スペクトル半径 / 幾何学的群論 / 標識付き群 / コクセター群 / 双曲多面体 / 双曲幾何 / Perron数 / Pisot数 / Salem数 / 増大度 / コクセター系
  • Research Projects

    (2 results)
  • Research Products

    (20 results)
  •  高次元双曲コクセター群の最小増大度の決定とその幾何学的性質の研究Principal Investigator

    • Principal Investigator
      雪田 友成
    • Project Period (FY)
      2025 – 2028
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 11020:Geometry-related
    • Research Institution
      Ashikaga University
  •  On continuity of growth rates and spectral radii on the space of marked groupsPrincipal Investigator

    • Principal Investigator
      Yukita Tomoshige
    • Project Period (FY)
      2020 – 2023
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 11020:Geometry-related
    • Research Institution
      Ashikaga University
      Waseda University

All 2023 2022 2021 2020

All Journal Article Presentation

  • [Journal Article] Coxeter systems with 2-dimensional Davis complexes, growth rates and Perron numbers2023

    • Author(s)
      Naomi Bredon and Tomoshige Yukita
    • Journal Title

      Algebraic & Geometric Topology

      Volume: -

    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Journal Article] On the continuity of the growth rate on the space of Coxeter systems2023

    • Author(s)
      Tomoshige Yukita
    • Journal Title

      Groups, Geometry, and Dynamics

      Volume: -

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] コクセター系の極限と増大型について2023

    • Author(s)
      雪田友成
    • Organizer
      Random Topics on Teichmuller Theory II
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] コクセター群のnerveのトポロジーと増大度について2023

    • Author(s)
      雪田友成
    • Organizer
      福岡大学微分幾何セミナー
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] コクセター系の増大度とナーブの位相型について2023

    • Author(s)
      雪田友成
    • Organizer
      金沢トポロジーセミナー
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] 双曲多面体の変形とコクセター系の空間について2022

    • Author(s)
      雪田友成
    • Organizer
      N-KOOK seminar
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] コクセター系のnerveの組み合わせと増大度の数論的性質について2022

    • Author(s)
      雪田友成
    • Organizer
      早稲田双曲幾何幾何学的群論セミナー
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] コクセター系のnerveのオイラー標数と増大度2022

    • Author(s)
      雪田友成
    • Organizer
      2022年度「リーマン面・不連続群論」研究集会
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] Arithmetic nature and continuity of growth rates of Coxeter systems2022

    • Author(s)
      雪田友成
    • Organizer
      Prossimi seminari del Dipartimento di matematica
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] コクセター系の指数増大度とSalem数およびPisot数について2022

    • Author(s)
      雪田友成
    • Organizer
      第6回幾何学的群論ワークショップ
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] 2次元コクセター系のオイラー数と増大度の数論的性質2022

    • Author(s)
      雪田友成
    • Organizer
      東工大複素解析セミナー
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] 局所剛性を持つ5次元双曲離散鏡映群2021

    • Author(s)
      雪田友成
    • Organizer
      日本数学会 ・2021年度年会
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] コクセター群の増大度の連続性2021

    • Author(s)
      雪田友成
    • Organizer
      日本数学会 ・2021年度年会
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] Growth rates and spectral radii of Coxeter groups2021

    • Author(s)
      雪田友成
    • Organizer
      World of Group Craft
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] Convergent sequences of Coxeter groups and its growth rates2021

    • Author(s)
      雪田友成
    • Organizer
      2020年度「リーマン面・不連続群論」研究集会
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] Topology of the space of Coxeter systems and growth rates2021

    • Author(s)
      雪田友成
    • Organizer
      奈良双曲幾何セミナー
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] Local rigidity of right-angled Coxeter groups in hyperbolic 5-space2021

    • Author(s)
      雪田友成
    • Organizer
      RIMS Workshop Geometry of discrete groups and hyperbolic spaces
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] Continuity of the growth rate on the space of Coxeter groups2020

    • Author(s)
      雪田友成
    • Organizer
      Geometric Group Theory in East Asia
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] Rigidity of hyperbolic reflection groups in dimension 4 and 52020

    • Author(s)
      雪田友成
    • Organizer
      第63回函数論シンポジウム
    • Invited
    • Data Source
      KAKENHI-PROJECT-20K14318
  • [Presentation] コクセター群の空間と増大度の連続性2020

    • Author(s)
      雪田友成
    • Organizer
      早稲田双曲幾何幾何学的群論セミナー
    • Data Source
      KAKENHI-PROJECT-20K14318

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