Results 11 to 20 of about 326,003 (288)

Compact Finite Differences Method for FitzHugh-Nagumo Equation

open access: yesUniversal Journal of Mathematics and Applications, 2019
In this paper, we developed the compact finite differences method to find approximate solutions for the FitzHugh-Nagumo (F-N) equations. To the best of our knowledge, until now there is no compact finite difference solutions have been reported for the ...
Canan Akkoyunlu
doaj   +3 more sources

A compact finite difference method for reaction–diffusion problems using compact integration factor methods in high spatial dimensions [PDF]

open access: yesAdvances in Difference Equations, 2018
This paper proposes and analyzes an efficient compact finite difference scheme for reaction–diffusion equation in high spatial dimensions. The scheme is based on a compact finite difference method (cFDM) for the spatial discretization.
Rongpei Zhang   +3 more
doaj   +3 more sources

Fourth-order compact finite difference method for solving two-dimensional convection–diffusion equation [PDF]

open access: yesAdvances in Difference Equations, 2018
A fourth-order compact finite difference scheme of the two-dimensional convection–diffusion equation is proposed to solve groundwater pollution problems.
Lingyu Li, Ziwen Jiang, Zhe Yin
doaj   +3 more sources

Stable finite difference method for fractional reaction–diffusion equations by compact implicit integration factor methods [PDF]

open access: yesAdvances in Difference Equations, 2021
In this paper we propose a stable finite difference method to solve the fractional reaction–diffusion systems in a two-dimensional domain. The space discretization is implemented by the weighted shifted Grünwald difference (WSGD) which results in a stiff
Rongpei Zhang   +3 more
doaj   +2 more sources

High-order Compact Difference Schemes for the Modified Anomalous Subdiffusion Equation [PDF]

open access: yes, 2015
In this paper, two kinds of high-order compact finite difference schemes for second-order derivative are developed. Then a second-order numerical scheme for Riemann-Liouvile derivative is established based on fractional center difference operator.
Ding, Hengfei, Li, Changpin
core   +1 more source

Compact finite difference method for American option pricing

open access: yesJournal of Computational and Applied Mathematics, 2007
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Zhao, Jichao   +2 more
openaire   +2 more sources

A Compact High-Order Finite-Difference Method with Optimized Coefficients for 2D Acoustic Wave Equation

open access: yesRemote Sensing, 2023
High-precision finite difference (FD) wavefield simulation is one of the key steps for the successful implementation of full-waveform inversion and reverse time migration. Most explicit FD schemes for solving seismic wave equations are not compact, which
Liang Chen   +5 more
doaj   +1 more source

On solving fractional mobile/immobile equation

open access: yesAdvances in Mechanical Engineering, 2017
In this article, a numerical efficient method for fractional mobile/immobile equation is developed. The presented numerical technique is based on the compact finite difference method.
Hossein Pourbashash   +2 more
doaj   +1 more source

A new compact finite difference quasilinearization method for nonlinear evolution partial differential equations

open access: yesOpen Mathematics, 2017
This article presents a new method of solving partial differential equations. The method is an improvement of the previously reported compact finite difference quasilinearization method (CFDQLM) which is a combination of compact finite difference schemes
Dlamini P.G., Khumalo M.
doaj   +1 more source

Tunable photonic crystal filter for terahertz frequency applications [PDF]

open access: yes, 2003
In this Paper we investigate a tunable metallic photonic crystal filter with a novel mechanical tuning method, suitable for use in terahertz frequency applications.
Blaikie, R.J.   +2 more
core   +1 more source

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