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J-GLOBAL ID:202201016748799553   Update date: Feb. 06, 2025

Ishii Hiroshi

イシイ ヒロシ | Ishii Hiroshi
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Affiliation and department:
Job title: Assistant Professor
Homepage URL  (1): https://sites.google.com/view/ishii-hiroshi/
Research field  (2): Mathematical analysis ,  Applied mathematics and statistics
Research keywords  (4): Localized patterns ,  Nonlocal reaction-diffusion equations ,  Nonlocal effect ,  Reaction-diffusion equations
Research theme for competitive and other funds  (3):
  • 2024 - 2029 Mathematical analysis of cell sorting phenomenon
  • 2023 - 2028 非局所反応拡散方程式のパターン形成における積分核形状の影響の解析
  • 2021 - 2023 The analysis of evolution of the spatial pattern for nonlocal reaction-diffusion equations
Papers (8):
  • Hiroshi Ishii. Propagating front solutions in a time-fractional Fisher-KPP equation. Discrete and Continuous Dynamical Systems - Series B. 2024. Accepted
  • Hiroshi Ishii. Asymptotic profiles of zero points of solutions to the heat equation. Proceedings of the American Mathematical Society. 2024. 152. 10. 4451-4461
  • Ei, S.-I., Ishii, H. The motion of weakly interacting localized patterns for reaction-diffusion systems with nonlocal effect. Discrete and Continuous Dynamical Systems - Series B. 2021. 26. 1. 173-190
  • Shin-Ichiro Ei, Hiroshi Ishii, Shigeru Kondo, Takashi Miura, Yoshitaro Tanaka. Effective nonlocal kernels on reaction-diffusion networks. Journal of Theoretical Biology. 2021. 509. 110496-110496
  • Naroda, Y., Endo, Y., Yoshimura, K., Ishii, H., Ei, S.-I., Miura, T. Noise-induced scaling in skull suture interdigitation. PLoS ONE. 2020. 15. 12 December. e0235802-e0235802
more...
MISC (6):
  • Shin-Ichiro Ei, Hiroshi Ishii, Makoto Sato, Yoshitaro Tanaka, Miaoxing Wang, Tetsuo Yasugi. Correction to: A continuation method for spatially discretized models with nonlocal interactions conserving size and shape of cells and lattices. Journal of Mathematical Biology. 2021. 82. 6
  • 石井宙志, 栄伸一郎. 非局所反応拡散方程式における定常フロント解同士の相互作用. 第17回数学総合若手研究集会-北海道大学数学講究録-,. 2021. 180. 471-478
  • Hiroshi Ishii. Existence of traveling wave solutions to a nonlocal scalar equation with sign-changing kernel. Proceedings of 45th Sapporo Symposium on Partial Differential Equations-北海道大学数学講究録-. 2020. 71-79
  • 栄伸一郎, Jong-Shenq Guo, 石井宙志, Chin-Chin Wu. 符号変化する積分核を有する時間発展方程式における進行波解の存在について. 第16回数学総合若手研究集会-北海道大学数学講究録-, 北海道大学. 2020. 178. 473-480
  • 石井宙志. 符号変化が伴う非局所分散項を持つFisher-KPP方程式における進行波解の存在について. 第41回若手発展方程式セミナー報告集. 2020. 67-74
more...
Lectures and oral presentations  (57):
  • 非局所反応拡散方程式のパターン形成問題
    (応用数学交流研究会2025 冬 2025)
  • Propagating front solutions to Fisher-KPP equation with a time-fractional derivative
    (2024)
  • 時間非整数階微分を持つFisher-KPP型方程式の解の伝播について
    (Okayama Workshop on PDEs 2024)
  • 時間非整数階微分を持つFisher-KPP型方程式の解の伝播について
    (京都駅前セミナー 2024)
  • 非整数階時間微分を持つFisher-KPP型方程式の進行波解について
    (日本数学会 2024年度秋季総合分科会 2024)
more...
Education (3):
  • 2020 - 2022 Hokkaido University Graduate School of Science Department of Mathematics
  • 2018 - 2020 Hokkaido University Graduate School of Science Department of Mathematics
  • 2014 - 2018 Hokkaido University School of Science Mathematics
Professional career (1):
  • Doctor of Science (Hokkaido University)
Work history (4):
  • 2023/12 - 現在 (Concurrent) Department of Mathematics, Hokkaido University
  • 2023/11 - 現在 Hokkaido University Research Institute for Electronic Science Asistant Professor
  • 2022/04 - 2023/10 Kyoto University ASHBi
  • 2021/04 - 2022/03 日本学術振興会 特別研究員DC2
Committee career (4):
  • 2024/04 - 現在 文部科学省 科学技術・学術政策研究所 科学技術予測センター (NISTEP) 専門調査員
  • 2024/03 - 現在 Math for Industry Platform 北海道大学 実務委員
  • 2023/12 - 現在 An organizer of Hokudai Mathematical Modeling Club Seminar
  • 2024/10 - 2026/09 日本応用数理学会 総務委員会
Awards (1):
  • 2020/05 - 北海道大学大学院理学院 優秀研究奨励賞
Association Membership(s) (3):
JSIAM ,  日本数学会 ,  日本数理生物学会
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