Results 21 to 30 of about 12,036 (231)

Numerical Algorithms for Computing Eigenvalues of Discontinuous Dirac System Using Sinc-Gaussian Method

open access: yesAbstract and Applied Analysis, 2012
The eigenvalues of a discontinuous regular Dirac systems with transmission conditions at the point of discontinuity are computed using the sinc-Gaussian method. The error analysis of this method for solving discontinuous regular Dirac system is discussed.
A. H. Bhrawy, M. M. Tharwat, A. Al-Fhaid
doaj   +1 more source

Numerical Wave Solutions for Nonlinear Coupled Equations using Sinc-Collocation Method

open access: yesSultan Qaboos University Journal for Science, 2015
In this paper, numerical solutions for nonlinear coupled Korteweg-de Vries(abbreviated as KdV) equations are calculated by the Sinc-collocation method. This approach is based on a global collocation method using Sinc basis functions. The first step is to
Kamel Al-Khaled
doaj   +1 more source

Recent developments of the Sinc numerical methods

open access: yesJournal of Computational and Applied Mathematics, 2004
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Sugihara, Masaaki, Matsuo, Takayasu
openaire   +1 more source

Parallel-in-time preconditioners for the Sinc-Nyström method

open access: yesCoRR, 2021
23 pages, significantly revised from the first ...
Jun Liu 0025, Shu-Lin Wu
openaire   +2 more sources

Numerical computing approach for solving Hunter-Saxton equation arising in liquid crystal model through sinc collocation method

open access: yesHeliyon, 2021
In this study, numerical treatment of liquid crystal model described through Hunter-Saxton equation (HSE) has been presented by sinc collocation technique through theta weighted scheme due to its enormous applications including, defects, phase diagrams ...
Iftikhar Ahmad   +5 more
doaj   +1 more source

Numerical solution of multi-order fractional differential equations via the sinc collocation method [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization, 2015
In this paper, the sinc collocation method is proposed for solving linear and nonlinear multi-order fractional differential equations based on the new definition of fractional derivative which is recently presented by Khalil, R., Al Horani, M., Yousef, A.
Esmail Hesameddini, Elham Asadollahifard
doaj   +1 more source

Solving Boundary Value Problems by Sinc Method and Geometric Sinc Method

open access: yesSymmetry
This paper introduces an efficient numerical method for approximating solutions to geometric boundary value problems. We propose the multiplicative sinc–Galerkin method, tailored specifically for solving multiplicative differential equations. The method utilizes the geometric Whittaker cardinal function to approximate functions and their geometric ...
Amer Darweesh   +2 more
openaire   +1 more source

A sinc-collocation method for initial value problems [PDF]

open access: yesMathematics of Computation, 1997
Summary: A collocation procedure is developed for the initial value problem \(u'(t) = f(t,u(t))\), \(u(0) = 0\), using the globally defined sinc basis functions. It is shown that this sinc procedure converges to the solution at an exponential rate, i.e., \( \mathcal{ O} (M^{2} \exp(-\kappa \sqrt{M}))\) where \(\kappa > 0\) and \(2M\) basis functions ...
Timothy S. Carlson   +2 more
openaire   +1 more source

Broadband antireflection property of silicon nanocone arrays with porous sidewalls fabricated by Ag-catalyzed etching

open access: yesAIP Advances, 2017
Siliconnanocone (SiNC) arrays with porous sidewallswere successfully fabricated through a simple, low-cost Ag-catalyzed etching method. By electron spin resonance technique and TEM analysis, it has been verified that the formation of porous SiNC arrays ...
Fan Bai   +6 more
doaj   +1 more source

Enhancing the Anti-Dispersion Capability of the AO-OFDM System via a Well-Designed Optical Filter at the Transmitter

open access: yesPhotonics, 2023
This paper proposes a novel method to improve the anti-dispersion ability of the all-optical orthogonal frequency division multiplexing (AO-OFDM) system.
Kai Lv   +7 more
doaj   +1 more source

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