Sugiyama Yusuke 杉山裕介

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Sugiyama Yuusuke 杉山裕介

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Researcher Number	30712161
Other IDs
Affiliation (Current)	2025: 東京理科大学, 理学部第一部数学科, 准教授
Affiliation (based on the past Project Information) *help	2023 – 2024: 滋賀県立大学, 地域・ひと・モノ未来情報研究センター, 准教授 2020 – 2022: 滋賀県立大学, 地域ひと・モノ・未来情報研究センター, 准教授 2017 – 2019: 滋賀県立大学, 工学部, 准教授 2016: 東京理科大学, 理学部第一部数学科, 助教
Review Section/Research Field	Principal Investigator Basic Section 12020:Mathematical analysis-related / Mathematical analysis Except Principal Investigator Medium-sized Section 14:Plasma science and related fields
Keywords	Principal Investigator 適切性 / 衝撃波 / 解の爆発 / 準線形波動方程式 / Cauchy問題 / リーマン不変量 / 双曲型保存則系 / 方程式の退化 / 退化型方程式 / 退化型波動方程式 … More / 特異点形成 / 解の特異性 / 一様局所ソボレフ空間 / Levi条件 / 双曲型方程式 / 退化型準線形波動方程式 / 重み付きソボレフ空間 / 圧縮性オイラー方程式 / 波動方程式 / 解の正則性 / 解の挙動 / 偏微分方程式 / 解析学 / 圧縮性Euler方程式 / p-system / 非線形偏微分方程式 / 時間大域解 / 弾性体 / elastic system / 希薄波 … More Except Principal Investigator ルート探索解法 / 逆問題 / アナログコンピューティング / 強化学習 / 弱電離プラズマ Less

Closeness and model fusion between gaseous plasma and virtual reinforcement-learning algorithm and their fruitful synthesized system
- Principal Investigator
  
  酒井道
- Project Period (FY)
  2024 – 2027
- Research Category
  
  Grant-in-Aid for Challenging Research (Pioneering)
- Review Section
  
  Medium-sized Section 14:Plasma science and related fields
- Research Institution
  The University of Shiga Prefecture
退化型準線形波動方程式における正則性理論の深化と未解決問題への応用Principal Investigator
- Principal Investigator
  
  杉山裕介
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 12020:Mathematical analysis-related
- Research Institution
  The University of Shiga Prefecture
Regularity Theory for Degenerate Quasilinear Wave Equations and its ApplicationsPrincipal Investigator
- Principal Investigator
  
  Sugiyama Yuusuke
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 12020:Mathematical analysis-related
- Research Institution
  The University of Shiga Prefecture
Classification of the behavior of solutions to degenerate quasi-linear wave equationsPrincipal Investigator
- Principal Investigator
  
  Sugiyama Yuusuke
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Mathematical analysis
- Research Institution
  The University of Shiga Prefecture
  Tokyo University of Science

All 2023 2022 2021 2020 2019 2018 2017 2016

All Journal Article Presentation

[Journal Article] Local solvability for a quasilinear wave equation with the far field degeneracy: 1D case2023
- Author(s)
  Sugiyama Yuusuke
- Journal Title
  
  Communications in Mathematical Sciences
  
  Volume: 21 Issue: 1 Pages: 219-237
- DOI
  10.4310/cms.2023.v21.n1.a10
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K14573
[Journal Article] Formation of singularities for a family of 1D quasilinear wave equations2022
- Author(s)
  Sugiyama Yuusuke
- Journal Title
  
  Indiana University Mathematics Journal
  
  Volume: 71 Issue: 6 Pages: 2529-2549
- DOI
  10.1512/iumj.2022.71.9196
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K14573
[Journal Article] Remark on global existence of solutions to the 1D compressible Euler equation with time-dependent damping2021
- Author(s)
  Yuusuke Sugiyama
- Journal Title
  
  Advanced Studies in Pure Mathematics
  
  Volume: 85 Pages: 379-389
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K14573
[Journal Article] Optimal estimates for far field asymptotics of solutions to the quasi-geostrophic equation2021
- Author(s)
  Masakazu Yamamoto, Yuusuke Sugiyama
- Journal Title
  
  Proceedings of the American Mathematical Society
  
  Volume: 149 Pages: 1099-1110
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K14573
[Journal Article] Asymptotic stability of stationary solutions to the drift-diffusion model with the fractional dissipation2020
- Author(s)
  Masakazu Yamamoto, Yuusuke Sugiyama
- Journal Title
  
  Journal of Evolution Equations
  
  Volume: - Issue: 2 Pages: 1383-1417
- DOI
  10.1007/s00028-020-00628-4
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K14573
[Journal Article] Spatial-decay of solutions to the quasi-geostrophic equation with the critical and the supercritical dissipation2019
- Author(s)
  Masakazu Yamamoto, Yuusuke Sugiyama
- Journal Title
  
  Nonlinearity
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K17631
[Journal Article] Singularity formation for the 1D compressible Euler equations with variable damping coefficient2018
- Author(s)
  杉山裕介
- Journal Title
  
  Nonlinear Analysis Series A: Theory, Methods & Applications
  
  Volume: 170 Pages: 70-87
- DOI
  10.1016/j.na.2017.12.013
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K17631
[Journal Article] Existence and nonexistence theorems for global weak solutions to quasilinear wave equations for the elasticity2018
- Author(s)
  Yunguang Lu、杉山裕介
- Journal Title
  
  Applied Mathematics Letters
  
  Volume: 印刷中 Pages: 118-123
- DOI
  10.1016/j.aml.2018.05.001
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17631
[Journal Article] Large time behavior of solutions to 1D quasilinear wave equations2017
- Author(s)
  杉山裕介
- Journal Title
  
  RIMS Kokyuroku Bessatsu
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K17631
[Journal Article] Degeneracy in finite time of 1D quasilinear wave equations II2017
- Author(s)
  杉山裕介
- Journal Title
  
  Evolution Equations and Control Theory
  
  Volume: 6 Issue: 4 Pages: 615-628
- DOI
  10.3934/eect.2017031
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K17631
[Journal Article] Degeneracy in finite time of 1D quasilinear wave equations2016
- Author(s)
  杉山裕介
- Journal Title
  
  SIAM J. Math. Anal
  
  Volume: 48 Issue: 2 Pages: 847-870
- DOI
  10.1137/15m1016369
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K17631
[Journal Article] Asymptotic expansion of solutions to the drift-diffusion equation with fractional dissipation2016
- Author(s)
  Yamamoto, M., Sugiyama, Y.
- Journal Title
  
  Nonlinear Anal.
  
  Volume: 141 Pages: 57-87
- DOI
  10.1016/j.na.2016.03.021
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K17566, KAKENHI-PROJECT-16K17631
[Presentation] Well-posedness of the initial-boundary value problem for 1D degenerate quasilinear wave equations2023
- Author(s)
  杉山裕介
- Organizer
  Online Wave Seminar
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03169
[Presentation] Formation of singularities for the 1D compressible Euler equation with time and spacedependent damping2023
- Author(s)
  杉山裕介
- Organizer
  Saga Workshop on Partial Differential Equations
- Invited
- Data Source
  KAKENHI-PROJECT-19K14573
[Presentation] 変数係数摩擦項を持つ 1 次元圧縮性オイラー方程式の時間大域解の存在2023
- Author(s)
  杉山裕介
- Organizer
  偏微分方程式の解の特異性とその周辺
- Data Source
  KAKENHI-PROJECT-19K14573
[Presentation] On the self-similar solution to the 1D drift-diffusion equation with the half-Laplacian2022
- Author(s)
  杉山裕介、山本征法
- Organizer
  黒木場正城教授追悼研究集会「非線型偏微分方程式と走化性」
- Invited
- Data Source
  KAKENHI-PROJECT-19K14573
[Presentation] 変数係数摩擦項を持つ１次元圧縮性オイラー方程式に関する注意2022
- Author(s)
  杉山裕介
- Organizer
  The Second One Day Workshop on Hyperbolic PDE in Kushiro
- Invited
- Data Source
  KAKENHI-PROJECT-19K14573
[Presentation] ある１次元準線形波動方程式の解の爆発2022
- Author(s)
  杉山裕介
- Organizer
  大阪大学微分方程式セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-19K14573
[Presentation] Formation of singularities for 1D quasilinear wave equations,2021
- Author(s)
  杉山裕介
- Organizer
  Online Seminar on Hyperbolic PDEs
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14573
[Presentation] Local solvability for a quasilinear wave equation with the far files degeneracy2021
- Author(s)
  杉山裕介
- Organizer
  Online Seminar on Hyperbolic PDEs
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14573
[Presentation] Finite time blow-up for parameterized 1D quasilinear wave equations2020
- Author(s)
  杉山裕介
- Organizer
  日本数学会秋季総合分科会
- Data Source
  KAKENHI-PROJECT-19K14573
[Presentation] Stationary and nonstationary problems for the drift-diffusion equation with fractional dissipation2019
- Author(s)
  杉山裕介
- Organizer
  国際研究集会「Chemotaxis and Nonlinear Parabolic Equations 」
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14573
[Presentation] Asymptotic stability of stationary solutions to the drift-diffusion model with the fractional dissipation2019
- Author(s)
  杉山裕介
- Organizer
  楕円型・放物型微分方程式研究集会
- Invited
- Data Source
  KAKENHI-PROJECT-19K14573
[Presentation] Asymptotic stability of stationary solutions to the drift-diffusion model with the fractional dissipation2019
- Author(s)
  杉山裕介
- Organizer
  日本数学会秋季総合分科会
- Data Source
  KAKENHI-PROJECT-19K14573
[Presentation] Global existence and degeneracy in finite time for 1D quasilinear wave equations2018
- Author(s)
  杉山裕介
- Organizer
  The 11th Mathematical Society of Japan (MSJ) Seasonal Institute (SI) The Role of Metrics in the Theory of Partial Differential Equations
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] Global existence and degeneracy in finite time for 1D quasilinear wave equations2018
- Author(s)
  杉山裕介
- Organizer
  微分方程式セミナー（大阪大学）
- Invited
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] Global existence and degeneracy in finite time for 1D quasilinear wave equations2018
- Author(s)
  杉山裕介
- Organizer
  東北大学応用数理解析セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] Existence and stability of stationary solutions to the drift-diffusion equation with the fractional dissipation2018
- Author(s)
  杉山裕介
- Organizer
  RIMS共同研究「反応拡散方程式と非線形分散型方程式の解の挙動」
- Invited
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] Degeneracy in finite time for 1D quasilinear wave equations2018
- Author(s)
  杉山裕介
- Organizer
  第９回大阪駅前セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] Remark on global existence and large time behavior for the 1D Euler equation with time-dependent damping2018
- Author(s)
  杉山裕介
- Organizer
  南大阪応用数学セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] Loss of strict hyperbolicity in finite time for 1D quasilinear wave equations2018
- Author(s)
  杉山裕介
- Organizer
  ＮＬＰＤＥセミナー
- Invited
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] Large time behavior of solutions to 1D quasilinear wave equations for the elasticity2018
- Author(s)
  杉山裕介
- Organizer
  熊本大学応用解析セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] 分数冪ラプラシアンを持つ移流拡散方程式の可解性や解の長時間挙動を支えるいくつかの評価について2018
- Author(s)
  杉山裕介、山本征法
- Organizer
  解析学研究セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] 変数係数摩擦項を持つ 1 次元 Euler 方程式の解の爆発2017
- Author(s)
  杉山裕介
- Organizer
  日本数学会秋季総合分科会
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] Blow-up and estimates of the lifespan of solutions to the 1D compressible Euler equation with variable damping coefficient2017
- Author(s)
  杉山裕介
- Organizer
  Nonlinear Partial Differential Equations for Future Applications Session of “Hyperbolic and Dispersive PDE
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] Singularity formation for the 1D compressible Euler equation with variable damping coefficient2017
- Author(s)
  杉山裕介
- Organizer
  15th Linear and Nonlinear Waves
- Invited
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] Existence and nonexistence theorems for global weak solutions to quasilinear wave equations2017
- Author(s)
  杉山裕介
- Organizer
  Okayama Workshop on Partial Differential Equations
- Invited
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] 変数係数の摩擦項を持つ１次元Euler方程式の解の爆発2017
- Author(s)
  杉山裕介
- Organizer
  函館偏微分方程式セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] Blow-up and lifespan for the 1D Euler equation with time-dependent damping2017
- Author(s)
  杉山裕介
- Organizer
  Critical Exponents and Nonlinear Evolution Equation 2017
- Place of Presentation
  東京理科大学
- Invited
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] On the global existence of weak solutions to 1D degenerate quasilinear2017
- Author(s)
  杉山裕介
- Organizer
  日本数学会秋季総合分科会
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] Degeneracy in finite time of 1D quasilinear wave equations2016
- Author(s)
  杉山裕介
- Organizer
  XVI International Conference on Hyperbolic Problems Theory, Numerics, Applications
- Place of Presentation
  アーヘン工科大学　ドイツ
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] Degeneracy in nite time of 1D quasilinear wave equations2016
- Author(s)
  杉山裕介
- Organizer
  Mathematical Analysis for Stability in Nonlinear Dynamics ‐in honor of Professor Vladimir Georgiev on his 60th birthday-
- Place of Presentation
  北海道大学
- Year and Date
  2016-08-24
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] Degeneracy in nite time of 1D quasilinear wave equations2016
- Author(s)
  杉山裕介
- Organizer
  Workshop on Partial Differential Equations
- Place of Presentation
  杭州師範大学　中国
- Invited
- Data Source
  KAKENHI-PROJECT-16K17631
[Presentation] あるパラメータ準線形波動方程式の有限時間における退化2016
- Author(s)
  杉山裕介
- Organizer
  日本数学会　秋季総合分科会
- Place of Presentation
  関西大学
- Data Source
  KAKENHI-PROJECT-16K17631

1. 酒井道 (30362445)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. Lu Yun-guang

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
3. 山本征法

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Sugiyama Yusuke 杉山 裕介

Sugiyama Yuusuke 杉山 裕介

Research Projects

Research Products

Co-Researchers

Closeness and model fusion between gaseous plasma and virtual reinforcement-learning algorithm and their fruitful synthesized system

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

退化型準線形波動方程式における正則性理論の深化と未解決問題への応用Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Regularity Theory for Degenerate Quasilinear Wave Equations and its ApplicationsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Classification of the behavior of solutions to degenerate quasi-linear wave equationsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Local solvability for a quasilinear wave equation with the far field degeneracy: 1D case2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Formation of singularities for a family of 1D quasilinear wave equations2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Remark on global existence of solutions to the 1D compressible Euler equation with time-dependent damping2021

Author(s)

Journal Title

Data Source

[Journal Article] Optimal estimates for far field asymptotics of solutions to the quasi-geostrophic equation2021

Author(s)

Journal Title

Data Source

[Journal Article] Asymptotic stability of stationary solutions to the drift-diffusion model with the fractional dissipation2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Spatial-decay of solutions to the quasi-geostrophic equation with the critical and the supercritical dissipation2019

Author(s)

Journal Title

Data Source

[Journal Article] Singularity formation for the 1D compressible Euler equations with variable damping coefficient2018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Existence and nonexistence theorems for global weak solutions to quasilinear wave equations for the elasticity2018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Large time behavior of solutions to 1D quasilinear wave equations2017

Author(s)

Journal Title

Data Source

[Journal Article] Degeneracy in finite time of 1D quasilinear wave equations II2017

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Degeneracy in finite time of 1D quasilinear wave equations2016

Author(s)

Journal Title

DOI

Data Source

Sugiyama Yusuke 杉山裕介

Sugiyama Yuusuke 杉山裕介