Optimality conditions in multiobjective differentiable programming
Journal of Optimization Theory and Applications
Optimality criteria and duality in multiple-objective optimization involving generalized invexity
Journal of Optimization Theory and Applications
A characterization of weakly efficient points
Mathematical Programming: Series A and B
Invex functions and generalized convexity in multiobjective programming
Journal of Optimization Theory and Applications
On G-invex multiobjective programming. Part I. Optimality
Journal of Global Optimization
On G-invex multiobjective programming. Part II. Duality
Journal of Global Optimization
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In this paper, the so-called @h-approximation approach is used to characterize solvability (in Pareto sense) of a nonlinear multiobjective programming problem with G-invex functions with respect to the same function @h. In this method, an equivalent @h-approximated vector optimization problem is constructed by a modification of both the objective and the constraint functions in the original multiobjective programming problem at the given feasible point. Moreover, in order to find a (weak) Pareto optimal solution in the original multiobjective problem, it is sufficient to solve its associated @h-approximated vector optimization problem equivalent to the original multiobjective programming problem in the sense discussed in this paper.