Results 1 to 10 of about 1,207 (165)

Singularly perturbed dynamics of the tippedisk. [PDF]

open access: yesProc Math Phys Eng Sci, 2021
The tippedisk is a mathematical-mechanical archetype for a peculiar friction-induced instability phenomenon leading to the inversion of an unbalanced spinning disc, being reminiscent of (but different from) the well-known inversion of the tippetop.
Sailer S, Leine RI.
europepmc   +6 more sources

Uniformly convergent computational method for singularly perturbed unsteady burger-huxley equation [PDF]

open access: yesMethodsX, 2022
This paper deals with the numerical treatment of a singularly perturbed unsteady non-linear Burger-Huxley problem. Due to the simultaneous presence of a singular perturbation parameter and non-linearity in the problem applying classical numerical methods
Imiru Takele Daba, Gemechis File Duressa
doaj   +2 more sources

Layer resolving numerical scheme for singularly perturbed parabolic convection-diffusion problem with an interior layer [PDF]

open access: yesMethodsX, 2023
Singularly perturbed parabolic convection-diffusion problem with interior layer is a type of singularly perturbed boundary value problems which have sign change properties in the coefficient function of the convection term.
Gemadi Roba Kusi   +2 more
doaj   +2 more sources

Second-order robust finite difference method for singularly perturbed Burgers' equation [PDF]

open access: yesHeliyon, 2022
In this paper, a second-order robust method for solving singularly perturbed Burgers' equation were presented. To find the numerical approximation, we apply the quasilinearization technique before formulation of the scheme.
Masho Jima Kabeto, Gemechis File Duressa
doaj   +2 more sources

Asymptotics of the solution of the hyperbolic system with a small parameter

open access: yesMANAS: Journal of Engineering, 2022
Asymptotic study of singularly perturbed differential equations of hyperbolic type has received relatively little attention from researchers. In this paper, the asymptotic solution of the singularly perturbed Cauchy problem for a hyperbolic system is ...
Asan Omuraliev, Ella Abylaeva
doaj   +1 more source

A Systematic Review on the Solution Methodology of Singularly Perturbed Differential Difference Equations

open access: yesMathematics, 2023
This review paper contains computational methods or solution methodologies for singularly perturbed differential difference equations with negative and/or positive shifts in a spatial variable.
Gemechis File Duressa   +2 more
doaj   +1 more source

A generalized regularization scheme for solving singularly perturbed parabolic PDEs

open access: yesPartial Differential Equations in Applied Mathematics, 2022
Many problems in science and engineering can be modeled as singularly perturbed partial differential equations. Solutions to such problems are not generally continuous with respect to the perturbation parameter(s) and hence developing stable and ...
M.P. Rajan, G.D. Reddy
doaj   +1 more source

Singularly perturbed profiles [PDF]

open access: yesIMA Journal of Applied Mathematics, 2018
18 pages, 5 ...
Bykov, V.   +4 more
openaire   +3 more sources

Asymptotic Convergence of the Solution of a Singularly Perturbed Integro-Differential Boundary Value Problem

open access: yesMathematics, 2020
In this study, the asymptotic behavior of the solutions to a boundary value problem for a third-order linear integro-differential equation with a small parameter at the two higher derivatives has been examined, under the condition that the roots of the ...
Assiya Zhumanazarova, Young Im Cho
doaj   +1 more source

Event-Based State Estimation for Networked Singularly Perturbed Complex Networks

open access: yesComplexity, 2022
This paper deals with the multievent-triggering-based state estimation for a class of discrete-time networked singularly perturbed complex networks (SPCNs). A small singularly perturbed scalar is adopted to establish a discrete-time SPCNs model.
Zerong Ren
doaj   +1 more source

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