Results 21 to 30 of about 2,972 (267)

Almost Surely Asymptotic Stability of Numerical Solutions for Neutral Stochastic Delay Differential Equations

open access: yesDiscrete Dynamics in Nature and Society, 2011
We investigate the almost surely asymptotic stability of Euler-type methods for neutral stochastic delay differential equations (NSDDEs) using the discrete semimartingale convergence theorem.
Zhanhua Yu, Mingzhu Liu
doaj   +1 more source

On stability in the maximum norm of difference scheme for nonlinear parabolic equation with nonlocal condition

open access: yesNonlinear Analysis, 2023
We construct and analyze the backward Euler method for one nonlinear one-dimensional parabolic equation with nonlocal boundary condition. The main objective of this article is to investigate the stability and convergence of the difference scheme in the ...
Mifodijus Sapagovas, Jurij Novickij
doaj   +1 more source

Convergence of the backward Euler method for type-II superconductors

open access: yesJournal of Mathematical Analysis and Applications, 2008
This paper deals with a nonlinear degenerate transient eddy current problem involving superconducting materials of the second type. In the first part of the paper the authors deduce the mathematical model, by means of the power law constitutive relation between electric field and current density.
Slodička, Marián, Janíková, Edita
openaire   +1 more source

Kalman and UFIR state estimation with coloured measurement noise using backward Euler method [PDF]

open access: yesIET Signal Processing, 2020
Under coloured noise, known modifications of the Kalman filter (KF) exist only for discrete‐time state‐space models produced by the forward Euler (FE) method, which fits with feedback control. In this study, the authors modify the KF and unbiased finite impulse response (UFIR) filter using the backward Euler (BE) method for models with coloured ...
Yuriy S. Shmaliy   +2 more
openaire   +1 more source

Mean-square dissipativity of numerical methods for a class of resource-competition models with fractional Brownian motion

open access: yesSystems Science & Control Engineering, 2017
The concept of dissipativity in dynamical systems generalizes the idea of a Lyapunov stability. In this paper the dissipativity is used to designate that the system possesses a bounded absorbing set.
Yonggang Ma, Qimin Zhang, Ming Ye
doaj   +1 more source

A New Backward Euler Stabilized Optimum Controller for NPC Back-to-Back Five Level Converters

open access: yesEnergies, 2017
This paper presents a backward Euler stabilized-based control strategy applied to a neutral point clamped (NPC) back-to-back connected five level converters. A generalized method is used to obtain the back-to-back NPC converter system model. The backward
Miguel Chaves   +4 more
doaj   +1 more source

Existence, uniqueness and stability of solutions to fractional backward stochastic differential equations

open access: yesApplied Mathematics in Science and Engineering, 2022
Many types of fractional stochastic differential equation (FrSDE), such as Caputo, fractional Brown motion derivatives, and Mittag-Later functions, exist.
Jiahao Chen   +3 more
doaj   +1 more source

Two-Grid Method for a Fully Discrete Mixed Finite Element Solution of the Time-Dependent Schrödinger Equation

open access: yesMathematics, 2023
We study the backward Euler fully discrete mixed finite element method for the time-dependent Schrödinger equation; the error result of the mixed finite element solution is obtained in the L2-norm with order O(τ+hk+1).
Zhikun Tian, Yanping Chen, Jianyun Wang
doaj   +1 more source

The improved split-step backward Euler method for stochastic differential delay equations [PDF]

open access: yesInternational Journal of Computer Mathematics, 2011
22 pages, 4 ...
Wang, Xiaojie, Gan, Siqing
openaire   +2 more sources

Parameter-Uniform Numerical Scheme for Singularly Perturbed Delay Parabolic Reaction Diffusion Equations with Integral Boundary Condition

open access: yesInternational Journal of Differential Equations, 2021
Numerical computation for the class of singularly perturbed delay parabolic reaction diffusion equations with integral boundary condition has been considered.
Wakjira Tolassa Gobena   +1 more
doaj   +1 more source

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