Results 61 to 70 of about 5,623,825 (245)

-Optimal Solutions in Nonconvex Semi-Infinite Programs with Support Functions

open access: yesFixed Point Theory and Applications, 2011
Approximate optimality conditions for a class of nonconvex semi-infinite programs involving support functions are given. The objective function and the constraint functions are locally Lipschitz functions on .
Son TaQuang, Kim DoSang
doaj  

State estimation for MISO non–linear systems in controller canonical form

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2016
We propose a new observer where the model, decomposed in generalized canonical form of regulation described by Fliess, is dissociated from the part assuring error correction.
Schwaller Benoît   +3 more
doaj   +1 more source

Symmetry of solutions to singular fractional elliptic equations and applications

open access: yesComptes Rendus. Mathématique, 2020
In this article, we study the symmetry of positive solutions to a class of singular semilinear elliptic equations whose prototype is \begin{align*} (P) \quad \left\lbrace \begin{array}{ll} (-\Delta )^{s}u = \frac{1}{u^\delta } + f(u), \; u>0\quad ...
Arora, Rakesh   +3 more
doaj   +1 more source

Duality theorems for nondifferentiable semi-infinite interval-valued optimization problems with vanishing constraints

open access: yesJournal of Inequalities and Applications, 2021
In this paper, we study the duality theorems of a nondifferentiable semi-infinite interval-valued optimization problem with vanishing constraints (IOPVC). By constructing the Wolfe and Mond–Weir type dual models, we give the weak duality, strong duality,
Haijun Wang, Huihui Wang
doaj   +1 more source

Privacy‐Preserving Data‐Driven Distributed MPC for Heterogeneous Nonlinear Multi‐Agent Systems

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT Distributed model predictive control (DMPC) is a cornerstone for coordinating multi‐agent systems, yet simultaneously ensuring data privacy, handling unknown nonlinear dynamics, and managing heterogeneous constraints remains an open challenge.
Mahmood Mazare, Hossein Ramezani
wiley   +1 more source

Hybrid robust observers for locally Lipschitz systems [PDF]

open access: yes, 2009
peer reviewedState observer design procedure is proposed for nonlinear locally Lipschitz systems. Possible presence of disturbances is taken into account.
Efimov, Denis   +4 more
core   +1 more source

Monotonicity and Symmetry of Nonnegative Solutions to -Δ u=f(u) in Half-Planes and Strips

open access: yesAdvanced Nonlinear Studies, 2017
We consider nonnegative solutions to -Δ⁢u=f⁢(u)${-\Delta u=f(u)}$ in half-planes and strips, under zero Dirichlet boundary condition. Exploiting a rotating and sliding line technique, we prove symmetry and monotonicity properties of the solutions, under ...
Farina Alberto, Sciunzi Berardino
doaj   +1 more source

Neural Network‐Based Runtime Monitoring and Control for Unknown Nonlinear Systems

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT Real‐time system monitoring and stabilization become especially challenging when the system dynamics are unknown. This article introduces a novel design for monitoring and stabilizing unknown nonlinear systems with measurement noise. The design utilizes a generic modelling framework by decomposing the system into a known tunable linear ...
Jianglin Lan, Xianxian Zhao, Ron Patton
wiley   +1 more source

Initial State Privacy of Nonlinear Systems on Riemannian Manifolds

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT In this paper, we investigate initial state privacy protection for discrete‐time nonlinear closed systems. By capturing Riemannian geometric structures inherent in such privacy challenges, we refine the concept of differential privacy through the introduction of an initial state adjacency set based on Riemannian distances.
Le Liu, Yu Kawano, Antai Xie, Ming Cao
wiley   +1 more source

Fixed points and differential equations with asymptotically constant or periodic solutions

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2004
Cooke and Yorke developed a theory of biological growth and epidemics based on an equation $x'(t)=g(x(t))-g(x(t-L))$ with the fundamental property that $g$ is an arbitrary locally Lipschitz function.
Theodore Burton
doaj   +1 more source

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