Results 41 to 50 of about 5,796 (144)

Evolution of the Minimax Inequality of Ky Fan

open access: yesJournal of Operators, Volume 2013, Issue 1, 2013., 2013
There are quite a few generalizations or applications of the 1984 minimax inequality of Ky Fan compared with his original 1972 minimax inequality. In a certain sense, the relationship between the 1984 inequality and several hundreds of known generalizations of the original 1972 inequality has not been recognized for a long period.
Sehie Park, Ram U. Verma
wiley   +1 more source

A System of Generalized Variational‐Hemivariational Inequalities with Set‐Valued Mappings

open access: yesJournal of Applied Mathematics, Volume 2013, Issue 1, 2013., 2013
By using surjectivity theorem of pseudomonotone and coercive operators rather than the KKM theorem and fixed point theorem used in recent literatures, we obtain some conditions under which a system of generalized variational‐hemivariational inequalities concerning set‐valued mappings, which includes as special cases many problems of hemivariational ...
Zhi-bin Liu   +4 more
wiley   +1 more source

Elliptic variational hemivariational inequalities

open access: yesApplied Mathematics Letters, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Existence Results for Constrained Quasivariational Inequalities

open access: yesAbstract and Applied Analysis, Volume 2013, Issue 1, 2013., 2013
We deal with a constrained quasivariational inequality under a general form. We study existence of solutions in two situations depending on whether the set of constraints is bounded or possibly unbounded.
V. V. Motreanu, Rodrigo Lopez Pouso
wiley   +1 more source

Penalty method for a class of differential nonlinear system arising in contact mechanics

open access: yesFixed Point Theory and Algorithms for Sciences and Engineering, 2022
The main goal of this paper is to study a class of differential nonlinear system involving parabolic variational and history-dependent hemivariational inequalities in Banach spaces by using the penalty method.
Xu Chu   +3 more
doaj   +1 more source

Three Solutions for Inequalities Dirichlet Problem Driven by p(x)‐Laplacian‐Like

open access: yesAbstract and Applied Analysis, Volume 2013, Issue 1, 2013., 2013
A class of nonlinear elliptic problems driven by p(x)‐Laplacian‐like with a nonsmooth locally Lipschitz potential was considered. Applying the version of a nonsmooth three‐critical‐point theorem, existence of three solutions of the problem is proved.
Zhou Qing-Mei   +2 more
wiley   +1 more source

Multiplicity results to a class of variational-hemivariational inequalities [PDF]

open access: yesTopological Methods in Nonlinear Analysis, 2016
This paper deals with variational-hemivariational inequalities involving the $p$-Laplace operator and a nonlinear Neumann boundary condition. Based on an abstract critical point result, which is developed at the beginning of the paper, it is shown the existence of at least three solutions to such inequalities whereby the cases $p> N$ and $p \leq N$ are
BONANNO, Gabriele, P. Winkert
openaire   +3 more sources

Minimax Results with Respect to Different Altitudes in the Situation of Linking

open access: yesAbstract and Applied Analysis, Volume 2013, Issue 1, 2013., 2013
Consider a continuous function on a metric space. In the presence of linking between a compact pair and a closed set, depending on the different behaviors of the function on the linking sets, we establish minimax results guaranteeing existence of Palais‐Smale sequences or providing gradient estimates. Our approach relies on deformation techniques.
V. V. Motreanu, Kanishka Perera
wiley   +1 more source

Noncoercive hemivariational inequality and its applications in nonconvex unilateral mechanics [PDF]

open access: yes, 1996
summary:This paper is devoted to the study of a class of hemivariational inequalities which was introduced by P. D. Panagiotopoulos [31] and later by Z. Naniewicz [22].
Goeleven, Daniel
core   +1 more source

Optimal Control Strategies and Continuous Dependence for Stochastic Hilfer Fractional Systems With Delay: A Volterra‐Fredholm Integro‐Differential Approach

open access: yesOptimal Control Applications and Methods, Volume 46, Issue 6, Page 2708-2726, November/December 2025.
The graphical abstract highlights our research on Sobolev Hilfer fractional Volterra‐Fredholm integro‐differential (SHFVFI) control problems for 1<ϱ<2$$ 1<\varrho <2 $$. We begin with the Hilfer fractional derivative (HFD) of order (1,2) in Sobolev type, which leads to Volterra‐Fredholm integro‐differential equations.
Marimuthu Mohan Raja   +3 more
wiley   +1 more source

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