Results 81 to 90 of about 431 (190)

Duality in nondifferentiable minimax fractional programming with B-(p, r)-invexity

open access: yesJournal of Inequalities and Applications, 2011
In this article, we are concerned with a nondifferentiable minimax fractional programming problem. We derive the sufficient condition for an optimal solution to the problem and then establish weak, strong, and strict converse duality theorems for the ...
Kailey N   +3 more
doaj  

Optimization problems and second order approximated optimization problems

open access: yesJournal of Numerical Analysis and Approximation Theory, 2010
In this paper, a so-called second order approximated optimization problem associated to an optimization problem is considered. The equivalence between the saddle points of the lagrangian of the second order approximated optimization problem and optimal ...
Eugenia Duca, Dorel I. Duca
doaj   +2 more sources

Higher-order duality for multiobjective programming problem involving (Φ,ρ)-invex functions [PDF]

open access: yes, 2015
In the present article, we formulate two different kinds of higher-order dual models related to the multi-objective programming problem containing arbitrary norms.
Jayswal, Anurag, Kummari, Krishna
core   +1 more source

Optimality Conditions in Nondifferentiable G-Invex Multiobjective Programming [PDF]

open access: yes, 2010
We consider a class of nondifferentiable multiobjective programs with inequality and equality constraints in which each component of the objective function contains a term involving the support function of a compact convex set.
Ho Jung Kim   +8 more
core   +1 more source

Some Characterizations of General Preinvex Functions

open access: yesInternational Journal of Analysis and Applications, 2017
In this paper, we consider a new class of general preinvex functions involving an arbitrary function. We show that the optimality condition for general preinvex functions on general invex set can be characterized by a class of variational-like inequality.
Muhammad Uzair Awan   +3 more
doaj   +2 more sources

Generalized Minimax Programming with Nondifferentiable (G, β)-Invexity

open access: yesJournal of Applied Mathematics, 2013
We consider the generalized minimax programming problem (P) in which functions are locally Lipschitz (G, β)-invex. Not only G-sufficient but also G-necessary optimality conditions are established for problem (P ...
D. H. Yuan, X. L. Liu
doaj   +1 more source

A one-layer recurrent neural network for constrained nonsmooth invex optimization [PDF]

open access: yes, 2014
Invexity is an important notion in nonconvex optimization. In this paper, a one-layer recurrent neural network is proposed for solving constrained nonsmooth invex optimization problems, designed based on an exact penalty function method.
Wang, J, Yan, Z, Li, G
core   +1 more source

Semi-E-Preinvex Functions [PDF]

open access: yes, 2010
A class of functions called semi--preinvex functions is defined as a generalization of semi--convex functions. Similarly, the concept of semi--quasiconvex functions is also generalized to semi--prequasiinvex functions.
E. Stanley Lee, Yu-Ru Syau
core   +1 more source

Invex Nonsmooth Alternative Theorem And Applications [PDF]

open access: yes, 2015
An invex constrained nonsmooth optimization problem is considered, in which the presence of an abstract constraint set is possibly allowed. Necessary and sufficient conditions of optimality are provided and weak and strong duality results established ...
Rojas-Medar M.A.   +2 more
core  

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