Results 21 to 30 of about 2,659,919 (342)

A note on the damped vibrating systems [PDF]

open access: yesTheoretical and Applied Mechanics, 2006
The presence of pure imaginary eigenvalues of the partially damped vibrating systems is treated. The number of such eigenvalues is determined using the rank of a matrix which is directly related to the system matrices.
Bulatović Ranislav M.
doaj   +1 more source

Boundedness control sets for linear systems on Lie groups

open access: yesOpen Mathematics, 2018
Let Σ be a linear system on a connected Lie group G and assume that the reachable set 𝓐 from the identity element e ∈ G is open. In this paper, we give an algebraic condition to warrant the boundedness of the existent control set with a nonempty interior
Ayala Víctor, Todco María Torreblanca
doaj   +1 more source

Moving Horizon State Estimation for Linear System with Application to Autonomous Vehicle

open access: yesInPrime, 2023
This paper proposes moving horizon estimation (MHE) to estimate the state variables of autonomous vehicle linear systems under measurement noises. To solve the MHE optimization problem, quadratic programming is employed.
Heri Purnawan   +4 more
doaj   +1 more source

On Some Algorithms for Solving Different Types of Symbolic 2-Plithogenic Algebraic Equations [PDF]

open access: yesNeutrosophic Sets and Systems, 2023
The main goal of this paper is to study three different types of algebraic symbolic 2-plithogenic equations. The symbolic 2-plithogenic linear Diophantine equations, symbolic 2-plithogenic quadratic equations, and linear system of symbolic 2-plithgenic ...
Ahmad Khaldi   +4 more
doaj   +1 more source

A Kalman Filter with Intermittent Observations and Reconstruction of Data Losses

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2022
This paper deals with the problem of joint state and unknown input estimation for stochastic discrete-time linear systems subject to intermittent unknown inputs on measurements.
Rhouma Taouba   +2 more
doaj   +1 more source

Linear instability of Vlasov-Maxwell systems revisited-A Hamiltonian approach [PDF]

open access: yesarXiv, 2021
We consider linear stability of steady states of 1(1/2) and 3D Vlasov-Maxwell systems for collisionless plasmas. The linearized systems can be written as separable Hamiltonian systems with constraints. By using a general theory for separable Hamiltonian systems, we recover the sharp linear stability criteria obtained previously by different approaches.
arxiv  

State Estimation for Linear Systems with Quadratic Outputs [PDF]

open access: yes, 2023
This letter deals with the problem of state estimation for a class of systems involving linear dynamics with multiple quadratic output measurements. We propose a systematic approach to immerse the original system into a linear time-varying (LTV) system of a higher dimension.
arxiv   +1 more source

On bounded solutions of linear systems of differential equations with unbounded coefficients

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2022
This paper deals with a problem of finding a bounded solution of a system of nonhomogeneous linear differential equations with an unbounded matrix of coefficients on a finite interval. The right-hand side of the equation belongs to a space of continuous
R.Ye. Uteshova, Ye.V. Kokotova
doaj   +1 more source

Koopman Spectral Linearization vs. Carleman Linearization: A Computational Comparison Study [PDF]

open access: yesarXiv, 2023
Nonlinearity presents a significant challenge in problems involving dynamical systems, prompting the exploration of various linearization techniques, including the well-known Carleman Linearization. In this paper, we introduce the Koopman Spectral Linearization method tailored for nonlinear autonomous dynamical systems.
arxiv  

Optimal Design of Tuned Mass-Damper-Inerter for Structure with Uncertain-but-Bounded Parameter

open access: yesBuildings, 2022
In this study we focus on the H∞ optimization of a tuned mass damper inerter (TMDI), which is implemented on an harmonically forced structure of a single degree of freedom in the presence of stiffness uncertainty. Posed as a min-max optimization problem,
Shaoyi Zhou   +5 more
doaj   +1 more source

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