Results 1 to 10 of about 18 (16)

Solving singularly perturbed fredholm integro-differential equation using exact finite difference method [PDF]

open access: yesBMC Research Notes, 2023
Objectives In this paper, a numerical scheme is designed for solving singularly perturbed Fredholm integro-differential equation. The scheme is constructed via the exact (non-standard) finite difference method to approximate the differential part and the
Solomon Regasa Badeye   +2 more
doaj   +2 more sources

A fitted operator numerical method for singularly perturbed Fredholm integro-differential equation with integral initial condition [PDF]

open access: yesBMC Research Notes
Objectives In this paper, a uniformly convergent numerical scheme is proposed for solving a singularly perturbed Fredholm integro-differential equation with an integral initial condition.
Aklilu Fufa Oljira   +1 more
doaj   +2 more sources

An efficient variable stepsize rational method for stiff, singular and singularly perturbed problems

open access: yesAlexandria Engineering Journal, 2022
In this article, a new iterative method of the rational type having fifth-order of accuracy is proposed to solve initial value problems. The method is self-starting, stable, consistent, and convergent, whereas local truncation error analysis has also ...
Sania Qureshi   +5 more
doaj   +1 more source

Dynamic analysis of delayed vaccination process along with impact of retrial queues

open access: yesComputational and Mathematical Biophysics, 2023
An unprecedented and precise time-scheduled rollout for the vaccine is needed for an effective vaccination process. This study is based on the development of a novel mathematical model considering a delay in vaccination due to the inability to book a ...
Chauhan Sudipa   +3 more
doaj   +1 more source

Time-fractional nonlinear Swift-Hohenberg equation: Analysis and numerical simulation

open access: yesAlexandria Engineering Journal, 2020
In this paper, a new scheme based on the exponential fitting technique is presented for solving the nonlinear time-fractional Swift-Hohenberg equation, where the first and second-order derivatives are replaced by Caputo fractional derivative.
W.K. Zahra, M.A. Nasr, Dumitru Baleanu
doaj   +1 more source

An adaptive stepsize algorithm for the numerical solving of initial-value problems

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2015
The present paper focuses on the efficient numerical solving of initial-value problems (IVPs) using digital computers and one-step numerical methods. We start from considering that the integration stepsize is the crucial factor in determining the number ...
Militaru Romulus
doaj   +1 more source

Advancing analytical solutions: Novel wave insights and methodologies for beta fractional Kuralay-II equations

open access: yesDemonstratio Mathematica
This article investigates new analytical wave solutions within the beta (β\beta ) fractional framework (Fκ\kappa IIAE and Fκ\kappa IIBE) of the Kuralay II equations, which are significant in the field of nonlinear optics.
Ege Serife Muge
doaj   +1 more source

Low-rank Parareal: a low-rank parallel-in-time integrator. [PDF]

open access: yesBIT Numer Math, 2023
Carrel B, Gander MJ, Vandereycken B.
europepmc   +1 more source

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