Operations Research Transactions ›› 2019, Vol. 23 ›› Issue (1): 35-44.doi: 10.15960/j.cnki.issn.1007-6093.2019.01.004

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The optimality conditions of approximate solutions for quasiconvex multiobjective optimization problem

CHEN Ruiting, XU Zhihui, GAO Ying*   

  1. School of Mathematical Sciences, Chongqing Normal University, Chongqing 400047, China
  • Received:2017-07-10 Online:2019-03-15 Published:2019-03-15

Abstract:

In this paper, we study the optimality conditions of approximate weak efficient solutions and approximate efficient solutions for quasiconvex multiobjective optimization problems. We introduce four concepts of approximate subdifferentials based on the existing subdifferentials of quasiconvex function, and give the relationship among them. And then, we apply these concepts to the quasiconvex multiobjective optimization problems, derive the sufficient conditions and necessary conditions for the approximate weak efficient solutions and the approximate efficient solution, and give some examples to illustrate the main results.

Key words: quasiconvex function, multiobjective optimization problems, approximate subdifferentials, approximate solutions, optimality conditions

CLC Number: