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2012 Fiscal Year Annual Research Report

社会的選択理論と理論経済学の数学的構造についての研究

Research Project

Project/Area Number 20530165
Research InstitutionDoshisha University

Principal Investigator

田中 靖人  同志社大学, 経済学部, 教授 (10188344)

Project Period (FY) 2008-04-08 – 2013-03-31
Keywords社会的選択理論 / 構成的数学 / 不動点定理 / 計算可能性
Research Abstract

前年度までの研究においては社会的選択ルールや一般均衡解が計算可能でないことを構成的数学やカントールの対角線論法などを用いて証明した.
本年度においては,競争経済の均衡や非協力ゲームにおけるナッシュ均衡の存在証明に用いられるブラウワーの不動点定理を構成的数学の観点から検討して,一般には構成的に証明できないが関数にある条件を課せば証明可能であることを示し,それを経済理論,ゲーム理論に応用した.

Current Status of Research Progress
Reason

24年度が最終年度であるため、記入しない。

Strategy for Future Research Activity

24年度が最終年度であるため、記入しない。

  • Research Products

    (10 results)

All 2013 2012

All Journal Article (10 results) (of which Peer Reviewed: 10 results)

  • [Journal Article] Constructive Proof of the Fan-Glicksberg Fixed Point Theorem for Sequentially Locally Non-constant Multi-functions in a Locally Convex Space2013

    • Author(s)
      Yasuhito Tanaka
    • Journal Title

      IAENG International Journal of Computer Science

      Volume: 40 Pages: 1-6

    • Peer Reviewed
  • [Journal Article] Constructive proof of the existence of Nash equilibrium in a strategic game with sequentially locally non-constant payoff functions2012

    • Author(s)
      Yasuhito Tanaka
    • Journal Title

      Advances in Fixed Point Theory

      Volume: 2 Pages: 398-416

    • Peer Reviewed
  • [Journal Article] Proof of the Gale-Nikaido lemma for sequentially locally non-constant multi-functions: A constructive analysis2012

    • Author(s)
      Yasuhito Tanaka
    • Journal Title

      Journal of Mathematical and Computational Science

      Volume: 2 Pages: 1743-1758

    • Peer Reviewed
  • [Journal Article] Various Notions about Constructive Brouwer’s Fixed Point Theorem2012

    • Author(s)
      Yasuhito Tanaka
    • Journal Title

      IAENG International Journal of Applied Mathematics

      Volume: 42 Pages: 152-154

    • Peer Reviewed
  • [Journal Article] Kakutani's fixed point theorem for multi-functions with sequentially at most one fixed point and the minimax theorem for two-person zero-sum games: A constructive analysis2012

    • Author(s)
      Yasuhito Tanaka
    • Journal Title

      Advances in Fixed Point Theory

      Volume: 2 Pages: 120-134

    • Peer Reviewed
  • [Journal Article] A constructive version of Ky Fan's coincidence theorem2012

    • Author(s)
      Yasuhito Tanaka
    • Journal Title

      Journal of Mathematical and Computational Science

      Volume: 2 Pages: 926-936

    • Peer Reviewed
  • [Journal Article] Brouwer's fixed point theorem with sequentially at most one fixed point: A construcvtive analysis2012

    • Author(s)
      Yasuhito Tanaka
    • Journal Title

      Advances in Fixed Point Theory

      Volume: 2 Pages: 9-17

    • Peer Reviewed
  • [Journal Article] Brouwer's fixed point theorem with isolated fixed points and his fan theorem2012

    • Author(s)
      Yasuhito Tanaka
    • Journal Title

      ISRN Computational Mathematics

      Volume: 2012 Pages: 1-3

    • DOI

      10.5402/2012/843256

    • Peer Reviewed
  • [Journal Article] Constructive Proof of Brouwer's Fixed Point Theorem for Sequentially Locally Non-constant and Uniformly Sequentially Continuous Functions2012

    • Author(s)
      Yasuhito Tanaka
    • Journal Title

      IAENG International Journal of Applied Mathematics

      Volume: 42 Pages: 1-6

    • Peer Reviewed
  • [Journal Article] Constructive proof of the existence of Nash equilibrium in a finite strategic game with sequentially locally non-constant payoff functions2012

    • Author(s)
      Yasuhito Tanaka
    • Journal Title

      ISRN Computational Mathematics

      Volume: 2012 Pages: 1-9

    • DOI

      10.5402/2012/459459

    • Peer Reviewed

URL: 

Published: 2014-07-24  

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