Results 61 to 70 of about 270 (155)

Maximal pseudomonotonicity of generalized subdifferentials of explicitly quasiconvex functions

open access: yesJournal of Numerical Analysis and Approximation Theory, 1988
Not available.
Radu Precup
doaj   +2 more sources

Mixed quasi invex equilibrium problems

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2004
We introduce a new class of equilibrium problems, known as mixed quasi invex equilibrium (or equilibrium-like) problems. This class of invex equilibrium problems includes equilibrium problems, variational inequalities, and variational-like inequalities ...
Muhammad Aslam Noor
doaj   +1 more source

Solution Semicontinuity of Parametric Generalized Weak Vector Equilibrium Problems under Improvement Sets

open access: yes四川大学学报. 自然科学版, 2016
In this paper, for the generalized weak vector equilibrium problem where the ordering relation is defined via an improvement set, a linear scalarization characterization is established.
ZUO Xin, CHEN Chun-Rong
doaj  

Two Classes of Restart Algorithms for Solving Pseudomonotone Nonlinear Equations

open access: yesAlgorithms
In this study, we introduce two efficient derivative-free algorithms enhanced by a restart strategy to solve nonlinear pseudomonotone equations. We demonstrate that the algorithm’s search direction is both descent and bounded, and under the assumptions ...
Jitsupa Deepho   +2 more
doaj   +1 more source

Brezis pseudomonotone bifunctions and quasi equilibrium problems via penalization

open access: yes, 2021
In this paper we investigate quasi equilibrium problems in a real Banach space under the assumption of Brezis pseudomonotonicity of the function involved.
Bianchi M.
core   +1 more source

Pseudoconvexity, pseudomonotonicity and the generalized Charnes-Cooper transformation

open access: yes, 2005
Charnes and Cooper reduce a linear fractional program to a linear program with help of a suitable transformation of variables. We show that this transformation and a certain generalization of it preserve pseudoconvexity of an arbitrary once ...
CAMBINI, ALBERTO   +2 more
core  

Gap functions and existence of solutions to generalized vector variational inequalities

open access: yes, 2005
In this paper, the gap function for a new class of generalized vector variational inequalities with point-to-set mappings (for short, GVVI) is introduced and the necessary and sufficient conditions for the GVVI are established.
Li, Jun, He, Zhong-Quan
core   +1 more source

Pseudo-monotonicity and degenerate elliptic operators of second order

open access: yesElectronic Journal of Differential Equations, 2002
Extending the theory of pseudo-monotone mappings in weighted Sobolev spaces, we prove some existence results for degenerate or singular elliptic equations generated by the second-order differential operator $$ Au(x)=-mathop{m div}a(x,u,abla u))+a_0(x,u ...
Youssef Akdim, Elhoussine Azroul
doaj  

Uniqueness results for pseudomonotone problems with p>2

open access: yes, 2005
We consider a pseudomonotone operator, the model of which is −div(b(x, u)|∇ u| p−2∇ u) with 1 2. Full detailed proofs are given in the present Note.
Casado Diaz, J.   +2 more
openaire   +5 more sources

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