Results 31 to 40 of about 257,170 (166)

Necessary optimality conditions for nonsmooth vector optimization problems

open access: yesMathematical Modelling and Analysis, 2003
In this paper we introduce a notion of generalized derivative for nonsmooth vector functions in order to obtain necessary optimality conditions for vector optimization problems.
Davide La Torre
doaj   +1 more source

Existence trajectory and optimal control of Clarke subdifferential stochastic integrodifferential inclusions suffered by non-instantaneous impulses and deviated arguments

open access: yesResults in Control and Optimization, 2023
In this article, the solvability, Trajectory(T-) and optimal controllability of stochastic integrodifferential inclusions with Clarke subdifferential along with deviated arguments and Poisson jumps are analyzed which are new and untreated topics in the ...
K. Ramkumar   +2 more
doaj   +1 more source

Separable determination of integrability and minimality of the Clarke subdifferential mapping [PDF]

open access: yesProceedings of the American Mathematical Society, 1999
In this paper we show that the study of integrability and D D -representability of Lipschitz functions defined on arbitrary
Borwein, Jonathan M., Moors, Warren B.
openaire   +1 more source

Approximate controllability for second order nonlinear evolution hemivariational inequalities

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2016
The goal of this paper is to study approximate controllability for control systems driven by abstract second order nonlinear evolution hemivariational inequalities in Hilbert spaces.
Xiuwen Li   +2 more
doaj   +1 more source

Viability problem with perturbation in Hilbert space

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2007
This paper deals with the existence result of viable solutions of the differential inclusion $$\dot{x}(t) \in f(t,x(t)) + F(x(t))$$ $$x(t) \in K \quad \text{on } [0,T],$$ where $K$ is a locally compact subset in separable Hilbert space $H,$ $(f(s,\cdot))
A. Ait, S. Sajid
doaj   +1 more source

Stationary Condition for Borwein Proper Efficient Solutions of Nonsmooth Multiobjective Problems with Vanishing Constraints

open access: yesMathematics, 2022
This paper discusses optimality conditions for Borwein proper efficient solutions of nonsmooth multiobjective optimization problems with vanishing constraints. A new notion in terms of contingent cone and upper directional derivative is introduced, and a
Hui Huang, Haole Zhu
doaj   +1 more source

Minimization of nonsmooth integral functionals

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1992
In this paper we examine optimization problems involving multidimensional nonsmooth integral functionals defined on Sobolev spaces. We obtain necessary and sufficient conditions for optimality in convex, finite dimensional problems using techniques from ...
Nikolaos S. Papageorgiou   +1 more
doaj   +1 more source

Multivalued nonmonotone dynamic boundary condition

open access: yesBoundary Value Problems, 2021
In this paper, we introduce a new class of hemivariational inequalities, called dynamic boundary hemivariational inequalities, reflecting the fact that the governing operator is also active on the boundary.
Khadija Aayadi   +3 more
doaj   +1 more source

Relaxed submonotone mappings

open access: yesAbstract and Applied Analysis, 2003
The notions of relaxed submonotone and relaxed monotone mappings in Banach spaces are introduced and many of their properties are investigated. For example, the Clarke subdifferential of a locally Lipschitz function in a separable Banach space is relaxed
Tzanko Donchev, Pando Georgiev
doaj   +1 more source

Weak Solutions and Optimal Control of Hemivariational Evolutionary Navier-Stokes Equations under Rauch Condition

open access: yesJournal of Function Spaces, 2020
In this paper, we consider the evolutionary Navier-Stokes equations subject to the nonslip boundary condition together with a Clarke subdifferential relation between the dynamic pressure and the normal component of the velocity. Under the Rauch condition,
Hicham Mahdioui   +2 more
doaj   +1 more source

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