Results 1 to 10 of about 445 (165)

Integral Majorization Theorem for Invex Functions [PDF]

open access: goldAbstract and Applied Analysis, 2014
We obtain some general inequalities and establish integral inequalities of the majorization type for invex functions. We give applications to relative invex functions.
M. Adil Khan   +2 more
doaj   +6 more sources

A class of generalized invex functions and vector variational-like inequalities [PDF]

open access: goldJournal of Inequalities and Applications, 2017
In this paper, a class of generalized invex functions, called ( α , ρ , η ) $(\alpha,\rho,\eta)$ -invex functions, is introduced, and some examples are presented to illustrate their existence.
Ru Li, Guolin Yu
doaj   +4 more sources

Multiobjective fractional programming problems and the sufficient condition involving Hb – (p, r)-η- invex function [PDF]

open access: diamondMATEC Web of Conferences, 2021
On the basis of arcwise connected convex functions and (p, r) −η - invex functions, we established Hb –(p, r) –η- invex functions. Based on the generalized invex assumption of new functions, the solutions of a class of multiobjective fractional ...
Gao Xiaoyan, Niu Huan
doaj   +2 more sources

On Characterizations of Prequasi-Invex Functions

open access: hybridJournal of Optimization Theory and Applications, 2004
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Luo, H. Z., Xu, Z. K.
  +9 more sources

Logarithmic penalty function method for invex multi-objective fractional programming problems [PDF]

open access: goldJournal of Taibah University for Science, 2020
In this paper, a new logarithmic penalty function method is used for solving nonlinear multi-objective fractional programming problems (MOFPP) involving invex objectives and constraints functions with respect to the same function η.
Mansur Hassan   +2 more
doaj   +2 more sources

Riemann–Liouville Fractional Integral Inequalities for Generalized Pre-Invex Functions of Interval-Valued Settings Based upon Pseudo Order Relation [PDF]

open access: goldMathematics, 2022
The concepts of convex and non-convex functions play a key role in the study of optimization. So, with the help of these ideas, some inequalities can also be established. Moreover, the principles of convexity and symmetry are inextricably linked.
Muhammad Bilal Khan   +4 more
doaj   +2 more sources

Multiple Objective Programming Involving Differentiable (Hp, r)-invex Functions [PDF]

open access: diamondCubo, 2011
In this paper, we introduce new types of generalized convex functions which include locally (Hp, r)-pre-invex functions and (Hp, r)-invex functions. Relationship between these two new classes of functions are established.
Xiaoling Liu   +4 more
doaj   +2 more sources

Generalized (ρ,θ)-η Invariant Monotonicity and Generalized (ρ,θ)-η Invexity of Nondifferentiable Functions

open access: goldJournal of Inequalities and Applications, 2009
New concepts of generalized (ρ,θ)-η invex functions for non-differentiable functions and generalized (ρ,θ)-η invariant monotone operators for set-valued mappings are introduced.
Caiping Liu, Xinmin Yang
doaj   +2 more sources

Invex functions and duality [PDF]

open access: bronzeJournal of the Australian Mathematical Society. Series A. Pure Mathematics and Statistics, 1985
AbstractFor both differentiable and nondifferentiable functions defined in abstract spaces we characterize the generalized convex property, here called cone-invexity, in terms of Lagrange multipliers. Several classes of such functions are given.
Craven, B. D., Glover, B. M.
openaire   +3 more sources

On nonsmooth multiobjective fractional programming problems involving (p, r)− ρ −(η ,θ)- invex functions [PDF]

open access: diamondYugoslav Journal of Operations Research, 2013
A class of multiobjective fractional programming problems (MFP) is considered where the involved functions are locally Lipschitz. In order to deduce our main results, we introduce the definition of (p,r)−ρ −(η,θ)-invex class about the Clarke ...
Jayswal Anurag   +2 more
doaj   +3 more sources

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