FIRST AND SECOND-ORDER OP TIMALITY CONDITIONS USING APPROXIMATIONS FOR VECTOR EQUILIBRIUM PROBLEMS WITH CONSTRAINTS

Authors

  • Phan Quốc Khánh International University, Vietnam National University Ho Chi Minh City, Viet Nam
  • Lê Thanh Tùng Cantho University, Viet Nam

DOI:

https://doi.org/10.37569/DalatUniversity.2.3.202(2012)

Keywords:

Equilibrium problems, Optimality conditions, First and second-order approximations, Weak solutions, Firm solutions, Henig-proper solutions, Strong Henig-proper solutions, Benson-proper solutions

Abstract

We consider various kinds of solutions to nonsmooth vector equilibrium problems with functional constraints. By using first and second-order approximations as generalise derivatives we establish both necessary and sufficient optimality conditions. Our first-order conditions are shown to be applicable in many cases, where existing ones cannot be applied. The second-order conditions are new.

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Published

30-09-2012

Volume and Issues

Section

Natural Sciences and Technology

How to Cite

Khánh, P. Q., & Tùng, L. T. (2012). FIRST AND SECOND-ORDER OP TIMALITY CONDITIONS USING APPROXIMATIONS FOR VECTOR EQUILIBRIUM PROBLEMS WITH CONSTRAINTS. Dalat University Journal of Science, 2(3), 1-7. https://doi.org/10.37569/DalatUniversity.2.3.202(2012)