Results 91 to 100 of about 14,242,248 (191)

An Analysis of the Nonstandard Finite Difference and Galerkin Methods Applied to the Huxley Equation

open access: yesMathematics
The Huxley equation, which is a nonlinear partial differential equation, is used to describe the ionic mechanisms underlying the initiation and propagation of action potentials in the squid giant axon. This equation, just like many other nonlinear equations, is often very difficult to analyze because of the presence of the nonlinearity term, which is ...
Pius W. M. Chin   +2 more
openaire   +2 more sources

Applications of Nonstandard Finite Difference Methods to Nonlinear Heat Transfer Problems [PDF]

open access: yes, 2011
This chapter presents some applications of nonstandard finite difference methods to general nonlinear heat transfer problems. Nonlinearity in heat transfer problems arises when i. Some properties in the problem are temperature dependent ii. Boundary conditions are described by nonlinear functions iii.
openaire   +1 more source

Finite difference method and finite volume method for solving navier-stokes equation in sea water movement [PDF]

open access: yes, 2013
This project proposed the Navier-Stokes equation of sea water modeling. The mathematical modeling consists of momentum , heat and salinity equations. The three parameters influence on sea water movement are momentum, temperature and salinity.
Mohamed, Nur Syahida
core  

Solution of Large Stochastic Finite Element Problems – Application to ECT-NDT [PDF]

open access: yes, 2013
Version éditeur disponible à cette adresse : http://ieeexplore.ieee.org/xpl/articleDetails.jsp?arnumber=6514633This paper describes an efficient bloc iterative solver for the Spectral Stochastic Finite Element Method (SSFEM). The SSFEM was widely used to
MOREAU, Olivier   +3 more
core   +1 more source

An unconditionally positive and global stability preserving NSFD scheme for an epidemic model with vaccination

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2014
In this paper, a NonStandard Finite Difference (NSFD) scheme is constructed, which can be used to determine numerical solutions for an epidemic model with vaccination.
Ding Deqiong, Ma Qiang, Ding Xiaohua
doaj   +1 more source

A Generic Modelling of Fire Impact in a Tree-Grass Savanna Model

open access: yesBiomath, 2014
We propose and study a model for tree-grass interactions in the context of savannas which are subjected to fire pressure. Several theoretical models in the literature which have highlighted the impact of fire on tree-grass interactions did not explicitly
Alexis Tamen Tchuinte   +4 more
doaj   +1 more source

A Novel Piecewise Linear Recursive Convolution Approach for Dispersive Media Using the Finite-Difference Time-Domain Method [PDF]

open access: yes, 2014
Two novel methods for implementing recursively the convolution betweenthe electric field and a time dependent electric susceptibility function inthe finite-difference time domain (FDTD) method are presented.
Giannakis, Iraklis   +2 more
core   +1 more source

Dynamical analysis of a nonlinear fractional cervical cancer epidemic model with the nonstandard finite difference method

open access: yesAin Shams Engineering Journal
In this paper, we analyze the fractional compartmental model in the sense of Caputo derivative for the dynamics of the novel human papillomavirus, which causes cervical cancer.
Asma Rashid Butt   +4 more
doaj   +1 more source

A nonstandard compact finite difference method for a truncated Bratu–Picard model

open access: yesAIMS Mathematics
<p>In this paper, we used the nonstandard compact finite difference method to numerically solve one-dimensional truncated Bratu-Picard equations and discussed the convergence analysis of the proposed method. Depending on the parameters in the mentioned equation, it may have no solution, one solution, or two solutions; also, it may have infinitely
Maryam Arabameri   +3 more
openaire   +2 more sources

Efficient parallel computing with a compact finite difference scheme

open access: yes, 2012
This paper proposes an efficient parallel computing approach based on a high-order accurate compact finite difference scheme in conjunction with a conventional domain decomposition method and MPI libraries.
Kim, J.W., Sandberg, R.D.
core   +1 more source

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