• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to project page

2008 Fiscal Year Final Research Report

Nonlinear Functional Analysis and Nonlinear Problem by Fixed Point Theory

Research Project

  • PDF
Project/Area Number 18740078
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Basic analysis
Research InstitutionUniversity of Yamanashi (2008)
Shibaura Institute of Technology (2006-2007)

Principal Investigator

ATSUSHIBA Sachiko  University of Yamanashi, 教育人間科学部, 准教授 (20327761)

Project Period (FY) 2006 – 2008
Keywords不動点 / 非拡大写像 / 擬非拡大写像 / 非線形最適化問題 / 弱収束 / 強収束擬射影 / 制約可能性問題
Research Abstract

本研究では、不動点定理・不動点理論に関する非線形関数解析学の基礎理論を体系的に構成し、それをもとに、不動点近似に関する多くの成果を得られた。つまり、非線形問題へ結びつく、不動点への弱収束定理および強収束定理や不動点の存在に関する多くの研究成果を得られた。さらにその得られた不動点理論・不動点近似の成果の立場から非線形最適化問題、制約可能性問題、経済均衡問題等の非線形問題を再構成して、不動点近似に帰着させる形で非線形問題の解への収束定理に関する成果まで得られた。

  • Research Products

    (5 results)

All 2009 2008 2007

All Journal Article (3 results) (of which Peer Reviewed: 3 results) Presentation (2 results)

  • [Journal Article] Approximating Common Fixed Points of Nonexpansive Semigroups in Banach Spaces by Metric Projections2008

    • Author(s)
      Sachiko Atsushiba and Wataru Takahashi
    • Journal Title

      Scientiae Mathematicae Japonicae Vol.632

      Pages: 323-331

    • Peer Reviewed
  • [Journal Article] Strong Convergence Theorem for a Family of Relatively Nonexpansive Mappings in Banach Spaces2008

    • Author(s)
      Sachiko Atsushiba
    • Journal Title

      Fixed Point Theory and its Applications Vol.8

      Pages: 19-28

    • Peer Reviewed
  • [Journal Article] Approximating Zero Points of Accretive Operators by Implicit Iterative Sequences2007

    • Author(s)
      Sachiko Atsushiba
    • Journal Title

      Taiwanese Journal of Mathematics Vol.11

      Pages: 807-818

    • Peer Reviewed
  • [Presentation] On the Sequences by the Hybrid Type Method and Convergence Theorems for Nonlinear Mappings2009

    • Author(s)
      Sachiko Atsushiba
    • Organizer
      The International Symposium on Nonlinear Analysis and Optimization 2009
    • Place of Presentation
      Pukyong National University, Korea
    • Year and Date
      2009-02-10
  • [Presentation] Approximating Common Fixed Points of Families of Nonexpansive Mappings in Banach Spaces by Metric Projections2008

    • Author(s)
      Sachiko Atsushiba
    • Organizer
      The 9th International Symposium on Generalized Convexity and Generalized Monotonicity 2008
    • Place of Presentation
      College of Science, National Sun Yat-sen University, Kaohsiung, Taiwan
    • Year and Date
      2008-07-21

URL: 

Published: 2010-06-10   Modified: 2016-04-21  

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi