Some properties of extended fuzzy preference relations using modalities
Information Sciences: an International Journal
Possible and necessary optimality tests in possibilistic linear programming problems
Fuzzy Sets and Systems - Special issue on operations research
Fuzzy linear programming with single or multiple objective funtions
Fuzzy sets in decision analysis, operations research and statistics
Satisficing solutions and duality in interval and fuzzy linear programming
Fuzzy Sets and Systems - Special issue: Interfaces between fuzzy set theory and interval analysis
Fuzzy Optimization and Decision Making
Duality in Fuzzy Linear Programming: Some New Concepts and Results
Fuzzy Optimization and Decision Making
Duality in fuzzy linear programming with possibility and necessity relations
Fuzzy Sets and Systems
Information Sciences: an International Journal
Application of fuzzy minimum cost flow problems to network design under uncertainty
Fuzzy Sets and Systems
A new method to obtain fuzzy Pareto set of fuzzy multi-criteria optimization problems
Journal of Intelligent & Fuzzy Systems: Applications in Engineering and Technology
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In this paper we first introduce a broad class of fuzzy optimization problems with an objective function depending on fuzzy parameters (FO problems) and introduce the concept @a-maximal solutions of FO problems with respect to some fuzzy relation. We derive a simple and natural sufficient condition for a feasible solution to be an @a-maximal solutions of FO problem. Later on we define possibly and necessarily @a-maximal solutions of FO problems and prove that any possibly or necessarily @a-maximal solution of FO problem is an @a-maximal solution with respect to the possibilistic fuzzy relation or necessity fuzzy relation, respectively. The introduced concepts and results are illustrated and discussed on two numerical examples.