Applied Mathematics and Mechanics (English Edition) ›› 2001, Vol. 22 ›› Issue (2): 160-172.

• 论文 • 上一篇    下一篇

QUASI-EQUILIBRIUM PROBLEMS AND CONSTRAINED MULTIOBJECTIVE GAMES IN GENERALIZED CONVEX SPACE

丁协平   

  1. Department of Mathematics, Sichuan Normal University, Chengdu 610066, P. R. China
  • 收稿日期:1999-09-20 修回日期:2000-10-15 出版日期:2001-02-18 发布日期:2001-02-18
  • 基金资助:
    the National Natural Science Foundation of China(19871059);the NSF of Education Department of Sichuan Province

QUASI-EQUILIBRIUM PROBLEMS AND CONSTRAINED MULTIOBJECTIVE GAMES IN GENERALIZED CONVEX SPACE

DING Xie-ping   

  1. Department of Mathematics, Sichuan Normal University, Chengdu 610066, P. R. China
  • Received:1999-09-20 Revised:2000-10-15 Online:2001-02-18 Published:2001-02-18
  • Supported by:
    the National Natural Science Foundation of China(19871059);the NSF of Education Department of Sichuan Province

摘要: A class of quasi-equilibrium problems and a class of constrained multiobjective games were introduced and studied in generalized convex spaces without linear structure. First, two existence theorems of solutions for quasi-equilibrium problems are proved in noncompact generalized convex spaces. Then, as applications of the quasi-equilibrium existence theorem, several existence theorems of weighted Nash-equilibria and Pareto equilibria for the constrained multiobjective games are established in noncompact generalized convex spaces. These theorems improve, unify and generalize the corresponding results of the multiobjective games in recent literatures.

关键词: quasi-equilibrium problem, constrained multiobjective game, weighted Nash-equilibria, Pareto equilibria, generalized convex space

Abstract: A class of quasi-equilibrium problems and a class of constrained multiobjective games were introduced and studied in generalized convex spaces without linear structure. First, two existence theorems of solutions for quasi-equilibrium problems are proved in noncompact generalized convex spaces. Then, as applications of the quasi-equilibrium existence theorem, several existence theorems of weighted Nash-equilibria and Pareto equilibria for the constrained multiobjective games are established in noncompact generalized convex spaces. These theorems improve, unify and generalize the corresponding results of the multiobjective games in recent literatures.

Key words: quasi-equilibrium problem, constrained multiobjective game, weighted Nash-equilibria, Pareto equilibria, generalized convex space

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