Results 1 to 10 of about 614,353 (280)

Nonlinear Systems in Function Spaces and Applications in Biomedical Sciences, Control Theory, and Engineering [PDF]

open access: yesJournal of Function Spaces, 2014
1 Department of Mathematics, Shanghai Jiao Tong University, Shanghai 200240, China 2Departamento de Matematica, Universidade Federal de Pernambuco, 50740-540 Recife, PE, Brazil 3 Department of Mathematics, Howard University, 2441 6th Street NW, Washington, DC 20059, USA 4Department of Mathematics, Morgan State University, 1700 E.
Jin Liang   +4 more
doaj   +2 more sources

Methods for adaptive control of objects with variable parameters [PDF]

open access: yesE3S Web of Conferences, 2021
The work uses the method of standard characteristic polynomials, based on the Lyapunov theorem on adaptive control systems, the theory of flexible and robust control, methods of the theory of nonlinear systems. When modeling an internal combustion engine,
Yakubov Maksadkhan, Jamalova Gulchekhra
doaj   +1 more source

Carleman inequality for a class of super strong degenerate parabolic operators and applications

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2023
In this paper, we present a new Carleman estimate for the adjoint equations associated to a class of super strong degenerate parabolic linear problems. Our approach considers a standard geometric imposition on the control domain, which can not be removed
Bruno Sérgio Araújo   +2 more
doaj   +1 more source

Quantized‐feedback hands‐off control for nonlinear systems

open access: yesIET Control Theory & Applications, 2021
This paper addresses a quantized feedback hands‐off control for a class of nonlinear systems. Here, [K,KL] sector is constructed with the suitable choice of control‐Lyapunov function.
Ankit Sachan   +4 more
doaj   +1 more source

Fixed‐time orientation estimation and network localisation of multi‐agent systems

open access: yesIET Control Theory & Applications, 2021
Among different distributed network localisation methods, displacement‐based network localisation with orientation estimation is an effective approach because it does not require global information and yet asymptotically produces accurate estimates.
Younghun John   +3 more
doaj   +1 more source

Fixed‐time stability of stochastic nonlinear systems and its application into stochastic multi‐agent systems

open access: yesIET Control Theory & Applications, 2021
The paper devotes to study fixed‐time stability of stochastic nonlinear systems and fixed‐time consensus of stochastic multi‐agent systems (SMASs). Firstly, a new fixed‐time stability theorem is established and a high‐precise estimation of settling time ...
Jiaju Yu, Shuanghe Yu, Yan Yan
doaj   +1 more source

Towards understanding sensor and control nodes selection in nonlinear dynamic systems: Lyapunov theory meets branch-and-bound [PDF]

open access: yesAutomatica, 2021
Sensor and actuator selection problems (SASP) are some of the core problems in dynamic systems design and control. These problems correspond to determining the optimal selection of sensors (measurements) or actuators (control nodes) such that certain estimation/control objectives can be achieved.
Nugroho, Sebastian A., Taha, Ahmad F.
openaire   +3 more sources

Fully relative state constraint impulsive consensus of nonlinear multi‐agent systems via state‐dependent impulsive protocols

open access: yesIET Control Theory & Applications, 2021
In this paper, the state‐dependent impulsive consensus problem of nonlinear multi‐agent systems in directed topology with fully relative state constraint impulses is investigated.
Qiangqiang Zhang   +3 more
doaj   +1 more source

Necessary and sufficient conditions for stabilisability of discrete‐time time‐varying switched systems

open access: yesIET Control Theory & Applications, 2021
This paper is concerned with necessary and sufficient conditions for stabilisability of time‐varying discrete‐time switched systems. Starting with an asymptotically stable function, an exponentially stable function and a uniformly exponentially stable ...
Junjie Lu, Zhikun She, Fucheng Liao
doaj   +1 more source

Spectral theory for the failure of linear control in a nonlinear stochastic system [PDF]

open access: yesPhysical Review E, 2002
We consider the failure of localized control in a nonlinear spatially extended system caused by extremely small amounts of noise. It is shown that this failure occurs as a result of a nonlinear instability. Nonlinear instabilities can occur in systems described by linearly stable but strongly nonnormal evolution operators. In spatially extended systems
Grigoriev, Roman O., Handel, Andreas
openaire   +3 more sources

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