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2022 Fiscal Year Annual Research Report

New perspectives on space-time estimates for dispersive equations

Research Project

Project/Area Number 19H01796
Research InstitutionSaitama University

Principal Investigator

BEZ NEAL  埼玉大学, 理工学研究科, 教授 (30729843)

Co-Investigator(Kenkyū-buntansha) 中村 昌平  大阪大学, 大学院理学研究科, 助教 (30896121)
杉本 充  名古屋大学, 多元数理科学研究科, 教授 (60196756)
Project Period (FY) 2019-04-01 – 2023-03-31
KeywordsStrichartz estimate / Orthonormal system / Pointwise convergence
Outline of Annual Research Achievements

Progress has been made on developing our understanding of Strichartz estimates for orthonormal systems of initial data. Motivation to study such estimates arises from a desire to understand the dynamics of a system of infinitely many fermions. Also, progress has been made on Carleson's problem for infinitely particles. This is concerned with pointwise convergence to the initial data as time goes to zero and ultimately relies on maximal-in-time estimates for density operators.

Research Progress Status

令和4年度が最終年度であるため、記入しない。

Strategy for Future Research Activity

令和4年度が最終年度であるため、記入しない。

  • Research Products

    (20 results)

All 2023 2022

All Journal Article (2 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 2 results) Presentation (17 results) (of which Int'l Joint Research: 9 results,  Invited: 17 results) Funded Workshop (1 results)

  • [Journal Article] Revisiting the Rellich inequality2023

    • Author(s)
      Neal Bez, Shuji Machihara, Tohru Ozawa
    • Journal Title

      Mathematische Zeitschrift

      Volume: 303 Pages: Article 49

    • DOI

      10.1007/s00209-022-03203-4

    • Peer Reviewed / Int'l Joint Research
  • [Journal Article] Fourier制限予想と掛谷予想ー最近の発展ー2022

    • Author(s)
      Neal Bez
    • Journal Title

      数学

      Volume: 74 Pages: 337-355

    • Peer Reviewed
  • [Presentation] Stability of the log-Sobolev and hypercontractivity inequalities2023

    • Author(s)
      Neal Bez
    • Organizer
      Variational Methods and Functional Inequalities
    • Int'l Joint Research / Invited
  • [Presentation] Boundary Strichartz estimates for orthonormal systems2023

    • Author(s)
      Neal Bez
    • Organizer
      The 40th Kyushu Symposium on Partial Differential Equations
    • Int'l Joint Research / Invited
  • [Presentation] Stability of Nelson's hypercontractivity inequality2023

    • Author(s)
      Neal Bez
    • Organizer
      2nd Harmonic Analysis Workshop in Seoul
    • Int'l Joint Research / Invited
  • [Presentation] On the nonlinear Brascamp-Lieb inequality2022

    • Author(s)
      Neal Bez
    • Organizer
      11th International Conference on Harmonic Analysis and Partial Differential Equations (El Escorial)
    • Int'l Joint Research / Invited
  • [Presentation] An introduction to Strichartz estimates2022

    • Author(s)
      Nea Bez
    • Organizer
      National Taiwan Normal University Nonlinear Analysis Seminar
    • Int'l Joint Research / Invited
  • [Presentation] The Fourier restriction conjecture2022

    • Author(s)
      Neal Bez
    • Organizer
      東京大学 数理談話会
    • Invited
  • [Presentation] Stability of the hypercontractivity inequality2022

    • Author(s)
      Neal Bez
    • Organizer
      京都大学 NLPDE セミナー
    • Invited
  • [Presentation] Stability of the hypercontractivity inequality2022

    • Author(s)
      Neal Bez
    • Organizer
      早稲田大学 応用解析セミナー
    • Invited
  • [Presentation] Multilinear Kakeya estimates and stability of the Brascamp-Lieb inequality2022

    • Author(s)
      Neal Bez
    • Organizer
      大阪大学 微分方程式セミナー
    • Invited
  • [Presentation] フーリエ制限予想2022

    • Author(s)
      Neal Bez
    • Organizer
      大阪大学 理学部数学科 談話会
    • Invited
  • [Presentation] Reguralization of functional inequalities via diffusion flow2022

    • Author(s)
      中村昌平
    • Organizer
      第13回 名古屋微分方程式研究集会
    • Invited
  • [Presentation] ある trilinear-decoupling 不等式と periodic Zakharov system への応用2022

    • Author(s)
      中村昌平
    • Organizer
      第3回大同大学若手微分方程式セミナー
    • Invited
  • [Presentation] Inverse Brascamp-Lieb inequalities via flow approach2022

    • Author(s)
      中村昌平
    • Organizer
      9th East Asian Conference in Harmonic Analysis and Applications
    • Int'l Joint Research / Invited
  • [Presentation] A study of the periodic Zakharov system via decoupling theory2022

    • Author(s)
      中村昌平
    • Organizer
      2nd Harmonic Analysis Workshop in Seoul
    • Int'l Joint Research / Invited
  • [Presentation] A constructive approach to nonlinear wave equations2022

    • Author(s)
      杉本充
    • Organizer
      名大微分方程式セミナー
    • Invited
  • [Presentation] A constructive approach to nonlinear wave equations2022

    • Author(s)
      杉本充
    • Organizer
      Trends in Calculus of Variations and PDEs
    • Int'l Joint Research / Invited
  • [Presentation] A constructive approach to nonlinear wave equations2022

    • Author(s)
      杉本充
    • Organizer
      Mathematical Analysis of Nonlinear Dispersive and Wave Equations
    • Int'l Joint Research / Invited
  • [Funded Workshop] Fourier Analysis @2002022

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Published: 2023-12-25  

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