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Maezawa Shun-ichi  前澤 俊一

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… Alternative Names

前澤 俊一  マエザワ シュンイチ

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Researcher Number 70905934
Other IDs
Affiliation (Current) 2025: 日本大学, 文理学部, 准教授
Affiliation (based on the past Project Information) *help 2025: 日本大学, 文理学部, 助教
2022 – 2023: 東京理科大学, 理学部第二部数学科, 助教
Review Section/Research Field
Principal Investigator
Basic Section 12040:Applied mathematics and statistics-related
Except Principal Investigator
Transformative Research Areas, Section (IV)
Keywords
Principal Investigator
密グラフ / 平面的グラフ / 次数条件 / 極値グラフ理論 / 組合せ遷移 / グラフマイナー
Except Principal Investigator
計算複雑性 / アルゴリズム / 離散数学 / 数学 / 組合せ遷移
  • Research Projects

    (3 results)
  • Research Products

    (42 results)
  • Co-Researchers

    (8 People)
  •  辺の分布に着目した有向グラフのk-linkedの解析手法Principal Investigator

    • Principal Investigator
      前澤 俊一
    • Project Period (FY)
      2025 – 2028
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 12040:Applied mathematics and statistics-related
    • Research Institution
      Nihon University
  •  極値グラフ理論的観点による完全多部グラフマイナーのスペクトラム解析Principal Investigator

    • Principal Investigator
      前澤 俊一
    • Project Period (FY)
      2022 – 2024
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 12040:Applied mathematics and statistics-related
    • Research Institution
      Tokyo University of Science
  •  Development of Combinatorial Reconfiguration by Mathematics Approach: From Examples to New Methods

    • Principal Investigator
      OKAMOTO Yoshio
    • Project Period (FY)
      2020 – 2022
    • Research Category
      Grant-in-Aid for Transformative Research Areas (B)
    • Review Section
      Transformative Research Areas, Section (IV)
    • Research Institution
      The University of Electro-Communications

All 2024 2023 2022 2021

All Journal Article Presentation

  • [Journal Article] A graph minor condition for graphs to be <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline" id="d1e404" altimg="si21.svg"><mml:mi>k</mml:mi></mml:math>-linked2024

    • Author(s)
      Maezawa Shun-ichi
    • Journal Title

      European Journal of Combinatorics

      Volume: 116 Pages: 103874-103874

    • DOI

      10.1016/j.ejc.2023.103874

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22K13956, KAKENHI-PLANNED-20H05795
  • [Journal Article] Hardness of Finding Combinatorial Shortest Paths on Graph Associahedra2023

    • Author(s)
      Ito Takehiro、Kakimura Naonori、Kamiyama Naoyuki、 Kobayashi Yusuke、Maezawa Shun-ichi、Nozaki Yuta、Okamoto Yoshio
    • Journal Title

      50th International Colloquium on Automata, Languages, and Programming (ICALP 2023)

      Volume: 261

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Journal Article] Rerouting Planar Curves and Disjoint Paths2023

    • Author(s)
      Ito Takehiro、Iwamasa Yuni、Kakimura Naonori、Kobayashi Yusuke、Maezawa Shun-ichi、Nozaki Yuta、Okamoto Yoshio、Ozeki Kenta
    • Journal Title

      50th International Colloquium on Automata, Languages, and Programming (ICALP 2023)

      Volume: 261

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Journal Article] Rerouting planar curves and disjoint paths2023

    • Author(s)
      Takehiro Ito, Yuni Iwamasa, Naonori Kakimura, Yusuke Kobayashi, Shun-ichi Maezawa, Yuta Nozaki, Yoshio Okamoto, Kenta Ozeki
    • Journal Title

      Proc. of 50th EATCS International Colloquium on Automata, Languages and Programming (ICALP 2023), Leibniz International Proceedings in Informatics

      Volume: 261

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Journal Article] Monotone edge flips to an orientation of maximum edge-connectivity a la Nash-Williams2023

    • Author(s)
      Takehiro Ito, Yuni Iwamasa, Naonori Kakimura, Naoyuki Kamiyama, Yusuke Kobayashi, Shun-ichi Maezawa, Yuta Nozaki, Yoshio Okamoto, Kenta Ozeki
    • Journal Title

      ACM Transactions on Algorithms

      Volume: 19 Issue: 1 Pages: 6-6

    • DOI

      10.1145/3561302

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-19K11814, KAKENHI-PROJECT-20K11692, KAKENHI-PROJECT-22K13956, KAKENHI-PROJECT-20K23323, KAKENHI-PROJECT-17K00028, KAKENHI-PROJECT-18K03391, KAKENHI-PLANNED-20H05793, KAKENHI-PLANNED-20H05795, KAKENHI-PROJECT-18H04091, KAKENHI-PROJECT-23K21646
  • [Journal Article] Reconfiguration of colorings in triangulations of the sphere2023

    • Author(s)
      Takehiro Ito, Yuni Iwamasa, Yusuke Kobayashi, Shun-ichi Maezawa, Yuta Nozaki, Yoshio Okamoto, Kenta Ozeki
    • Journal Title

      Proc. of 39th International Symposium on Computational Geometry (SoCG 2023), Leibniz International Proceedings in Informatics

      Volume: 258

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Journal Article] Reconfiguration of Time-Respecting Arborescences2023

    • Author(s)
      Ito Takehiro、Iwamasa Yuni、Kamiyama Naoyuki、Kobayashi Yasuaki、Kobayashi Yusuke、Maezawa Shun-ichi、Suzuki Akira
    • Journal Title

      Algorithms and Data Structures (WADS 2023)

      Volume: 14079 Pages: 521-532

    • DOI

      10.1007/978-3-031-38906-1_34

    • ISBN
      9783031389054, 9783031389061
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-22K13956, KAKENHI-PROJECT-22K17854, KAKENHI-PROJECT-19K11814, KAKENHI-PROJECT-20K11692, KAKENHI-PLANNED-20H05793, KAKENHI-PLANNED-20H05794, KAKENHI-PLANNED-20H05795, KAKENHI-PROJECT-23K28034
  • [Journal Article] Reconfiguration of Colorings in Triangulations of the Sphere2023

    • Author(s)
      Ito Takehiro、Iwamasa Yuni、Kobayashi Yusuke、Maezawa Shun-ichi、Nozaki Yuta、Okamoto Yoshio、Ozeki Kenta
    • Journal Title

      39th International Symposium on Computational Geometry (SoCG 2023)

      Volume: 258

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Journal Article] Hardness of finding combinatorial shortest paths on graph associahedra2023

    • Author(s)
      Takehiro Ito, Naonori Kakimura, Naoyuki Kamiyama, Yusuke Kobayashi, Shun-ichi Maezawa, Yuta Nozaki, Yoshio Okamoto
    • Journal Title

      Proc. of 50th EATCS International Colloquium on Automata, Languages and Programming (ICALP 2023), Leibniz International Proceedings in Informatics

      Volume: 261

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Journal Article] Special Case of Rota's Basis Conjecture on Graphic Matroids2022

    • Author(s)
      Maezawa Shun-ichi、Yazawa Akiko
    • Journal Title

      The Electronic Journal of Combinatorics

      Volume: 29 Issue: 3

    • DOI

      10.37236/10835

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22K13956, KAKENHI-PLANNED-20H05795
  • [Journal Article] Monotone edge flips to an orientation of maximum edge-connectivity ? la Nash-Williams2022

    • Author(s)
      Ito Takehiro、Iwamasa Yuni、Kakimura Naonori、Kamiyama Naoyuki、Kobayashi Yusuke、Maezawa Shun-ichi、Nozaki Yuta、Okamoto Yoshio、Ozeki Kenta
    • Journal Title

      Proceedings of the 2022 Annual ACM-SIAM Symposium on Discrete Algorithms (SODA)

      Volume: なし Pages: 1342-1355

    • DOI

      10.1137/1.9781611977073.56

    • ISBN
      9781611977073
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18K03391, KAKENHI-PROJECT-19K11814, KAKENHI-PROJECT-20K11670, KAKENHI-PROJECT-20K11692, KAKENHI-PLANNED-20H05793, KAKENHI-PLANNED-20H05795
  • [Journal Article] Characterization of (m,n)-Linked Planar Graphs2022

    • Author(s)
      Enami Kengo、Maezawa Shun-ichi
    • Journal Title

      Graphs and Combinatorics

      Volume: 38 Issue: 4 Pages: 131-131

    • DOI

      10.1007/s00373-022-02537-4

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-22K13956, KAKENHI-PLANNED-20H05795
  • [Journal Article] Rerouting planar curves and disjoint paths2022

    • Author(s)
      Takehiro Ito, Yuni Iwamasa, Naonori Kakimura, Yusuke Kobayashi, Shun-ichi Maezawa, Yuta Nozaki, Yoshio Okamoto, Kenta Ozeki
    • Journal Title

      arXiv

      Volume: --

    • Open Access
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Journal Article] Maximum properly colored trees in edge-colored graphs2022

    • Author(s)
      Jie Hu, Hao Li, Shun-ichi Maezawa
    • Journal Title

      Journal of Combinatorial Optimization

      Volume: 44 Issue: 1 Pages: 154-171

    • DOI

      10.1007/s10878-021-00824-z

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Journal Article] Reconfiguration of colorings in triangulations of the sphere2022

    • Author(s)
      Takehiro Ito, Yuni Iwamasa, Yusuke Kobayashi, Shun-ichi Maezawa, Yuta Nozaki, Yoshio Okamoto, Kenta Ozeki
    • Journal Title

      arXiv

      Volume: --

    • Open Access
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Journal Article] Monotone edge flips to an orientation of maximum edge-connectivity a la Nash-Williams2021

    • Author(s)
      Takehiro Ito, Yuni Iwamasa, Naonori Kakimura, Naoyuki Kamiyama, Yusuke Kobayashi, Shun-ichi Maezawa, Yuta Nozaki, Yoshio Okamoto, Kenta Ozeki
    • Journal Title

      arXiv

      Volume: --

    • Open Access
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Journal Article] On 3-polytopes with non-Hamiltonian prisms2021

    • Author(s)
      Daiki Ikegami, Shun-ichi Maezawa, Carol T. Zamfirescu
    • Journal Title

      Journal of Graph Theory

      Volume: 97 Issue: 4 Pages: 569-577

    • DOI

      10.1002/jgt.22672

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Journal Article] A forbidden pair for connected graphs to have spanning k‐trees2021

    • Author(s)
      Maezawa Shun‐ichi、Ozeki Kenta
    • Journal Title

      Journal of Graph Theory

      Volume: 99 Issue: 3 Pages: 509-519

    • DOI

      10.1002/jgt.22752

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18K03391, KAKENHI-PLANNED-20H05795
  • [Presentation] Coloring graphs with forbidden immersions2024

    • Author(s)
      前澤 俊一
    • Organizer
      International Workshop on Discrete Mathematics and Algorithms 2024
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Presentation] 虹色全域木の遷移について2024

    • Author(s)
      前澤 俊一
    • Organizer
      2023年度RIMS共同研究「グラフの辺の情報を基にした新たな証明手法の確立」
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Presentation] Graph minor condition for graphs to be k-linked2023

    • Author(s)
      前澤 俊一
    • Organizer
      Belgian Graph Theory Conference On Structure and Algorithms
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Presentation] 時間制約付き有向木の遷移2023

    • Author(s)
      伊藤 健洋, 岩政 勇仁, 神山 直之, 小林 靖明, 小林 佑輔, 前澤 俊一, 鈴木 顕
    • Organizer
      2023年度夏のLAシンポジウム
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Presentation] グラフが7-彩色可能であるための禁止イマージョン条件2023

    • Author(s)
      前澤 俊一
    • Organizer
      2023年度応用数学合同研究集会
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Presentation] Three open problems on combinatorial reconfiguration2023

    • Author(s)
      Takehiro Ito, Yuni Iwamasa, Naonori Kakimura, Naoyuki Kamiyama, Yusuke Kobayashi, Shun-ichi Maezawa, Yuta Nozaki, Yoshio Okamoto, Kenta Ozeki
    • Organizer
      3rd Workshop on Combinatorial Reconfiguration, affiliated with ICALP 2023
    • Int'l Joint Research
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Presentation] Reconfiguration of colorings in triangulations of the sphere2023

    • Author(s)
      Takehiro Ito, Yuni Iwamasa, Yusuke Kobayashi, Shun-ichi Maezawa, Yuta Nozaki, Yoshio Okamoto, Kenta Ozeki
    • Organizer
      39th International Symposium on Computational Geometry (SoCG 2023)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Presentation] Preorder induced by rainbow forbidden subgraphs2023

    • Author(s)
      前澤 俊一
    • Organizer
      The 35th Workshop on Topological Graph Theory
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Presentation] Forbidden immersion condition for graphs to be 7-colorable2023

    • Author(s)
      前澤 俊一
    • Organizer
      The 3rd East Asia Workshop on Extremal and Structural Graph Theory
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Presentation] Hardness of finding combinatorial shortest paths on graph associahedra2023

    • Author(s)
      Takehiro Ito, Naonori Kakimura, Naoyuki Kamiyama, Yusuke Kobayashi, Shun-ichi Maezawa, Yuta Nozaki, Yoshio Okamoto
    • Organizer
      50th EATCS International Colloquium on Automata, Languages and Programming (ICALP 2023)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Presentation] 虹色全域木への辺分解2023

    • Author(s)
      前澤 俊一
    • Organizer
      Workshop of Graphs and Analysis
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Presentation] 辺着色グラフがproperly colored spanning treeを持つための色次数条件2023

    • Author(s)
      前澤 俊一
    • Organizer
      2022年度RIMS共同研究「グラフの辺着色グラフへの拡張性および非拡張性」
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Presentation] Rainbow spanning tree reconfiguration2023

    • Author(s)
      前澤 俊一
    • Organizer
      Montreal Graph Theory Workshop
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Presentation] Reconfiguration of time-respecting arborescences2023

    • Author(s)
      Takehiro Ito, Yuni Iwamasa, Naoyuki Kamiyama, Yasuaki Kobayashi, Yusuke Kobayashi, Shun-ichi Maezawa, Akira Suzuki
    • Organizer
      18th Algorithms and Data Structures Symposium (WADS 2023)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Presentation] 外平面的グラフのDP-次数彩色2023

    • Author(s)
      前澤 俊一
    • Organizer
      JCCA2023離散数学とその応用研究集会
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Presentation] Rerouting planar curves and disjoint paths2023

    • Author(s)
      Takehiro Ito, Yuni Iwamasa, Naonori Kakimura, Yusuke Kobayashi, Shun-ichi Maezawa, Yuta Nozaki, Yoshio Okamoto, Kenta Ozeki
    • Organizer
      50th EATCS International Colloquium on Automata, Languages and Programming (ICALP 2023)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Presentation] 木における誘導マッチング遷移2022

    • Author(s)
      前澤 俊一
    • Organizer
      JCCA2022 離散数学とその応用研究集会2022
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Presentation] Monotone edge flips to an orientation of maximum edge-connectivity a la Nash-Williams2022

    • Author(s)
      Takehiro Ito, Yuni Iwamasa, Naonori Kakimura, Naoyuki Kamiyama, Yusuke Kobayashi, Shun-ichi Maezawa, Yuta Nozaki, Yoshio Okamoto, Kenta Ozeki
    • Organizer
      2022 ACM-SIAM Symposium on Discrete Algorithms (SODA 2022)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Presentation] 球面の三角形分割の彩色遷移2022

    • Author(s)
      伊藤 健洋,岩政 勇仁,小林 佑輔,前澤 俊一,野崎 雄太,岡本 吉央,小関 健太
    • Organizer
      2022年度応用数学合同研究集会
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Presentation] Monotone edge flips to an orientation of maximum edge-connectivity a la Nash-Williams2022

    • Author(s)
      Takehiro Ito, Yuni Iwamasa, Naonori Kakimura, Naoyuki Kamiyama, Yusuke Kobayashi, Shun-ichi Maezawa, Yuta Nozaki, Yoshio Okamoto, Kenta Ozeki
    • Organizer
      電子情報通信学会コンピュテーション研究会
    • Invited
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Presentation] 辺着色グラフの虹色全域木への分解2022

    • Author(s)
      前澤 俊一
    • Organizer
      2022年度応用数学合同研究集会
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Presentation] 外平面的グラフのDP-degree-coloring2022

    • Author(s)
      前澤 俊一
    • Organizer
      第34回位相幾何学的グラフ理論研究集会
    • Data Source
      KAKENHI-PROJECT-22K13956
  • [Presentation] 球面の三角形分割の彩色遷移2022

    • Author(s)
      伊藤 健洋,岩政 勇仁,小林 佑輔,前澤 俊一,野崎 雄太,岡本 吉央,小関 健太
    • Organizer
      日本オペレーションズ・リサーチ学会 2022年秋季研究発表会
    • Data Source
      KAKENHI-PLANNED-20H05795
  • [Presentation] 辺着色グラフの虹色全域木への辺分割とRota のbasis 予想2021

    • Author(s)
      前澤 俊一
    • Organizer
      離散数学とその応用研究集会2021
    • Data Source
      KAKENHI-PLANNED-20H05795
  • 1.  OKAMOTO Yoshio (00402660)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 14 results
  • 2.  神山 直之 (10548134)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 8 results
  • 3.  小関 健太 (10649122)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 14 results
  • 4.  垣村 尚徳 (30508180)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 9 results
  • 5.  小林 佑輔 (40581591)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 16 results
  • 6.  野崎 雄太 (40822648)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 14 results
  • 7.  岩政 勇仁 (70854602)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 14 results
  • 8.  伊藤 健洋
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results

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