Results 31 to 40 of about 680,986 (287)

Numerical Clifford Analysis for Nonlinear Schrodinger Problem [PDF]

open access: yes, 2007
The aim of this work is to study the numerical solution of the nonlinear Schrodinger problem using a combination between Witt basis and finite difference approximations.
Bernstein   +10 more
core   +1 more source

Results on the solutions of several second order mixed type partial differential difference equations

open access: yesAIMS Mathematics, 2022
<abstract><p>This article is concerned with the existence of entire solutions for the following complex second order partial differential-difference equation</p> <p><disp-formula> <label/> <tex-math id="FE1"> \begin{document}$ \left(\frac{\partial^2 f(z_1, z_2)}{\partial z_1^2}+\frac{\partial^2 f(z_1, z_2)}{\
Wenju Tang, Keyu Zhang, Hongyan Xu
openaire   +2 more sources

A Compact Scheme for a Partial Integro-Differential Equation with Weakly Singular Kernel [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2017
Compact finite difference scheme is applied for a partial integro-differential equation with a weakly singular kernel. The product trapezoidal method is applied for discretization of the integral term. The order of accuracy in space and time is , where .
J. Biazar   +2 more
doaj  

An Extension Use of ADI Method in the Solution of Biharmonic Equation [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2006
The Biharmonic equation is one of partial differential equations which arise from discussion of some applied sciences such as fluid dynamics. In this paper, we have adopted a numerical method to solve that equation, this method is developed basically ...
Ahmed Jassim
doaj   +1 more source

Improved explicit finite difference method for extended shallow water partial differential equation

open access: yesPartial Differential Equations in Applied Mathematics
The shallow water and Boussinesq equations, being highly nonlinear coupled partial differential equations, form a significant basis for the simulation of flow phenomena within the surface and subsurface domains. The application of these equations extends
Saeed Ahmed Rajput   +3 more
doaj   +1 more source

Two numerical methods for fractional partial differential equation with nonlocal boundary value problem

open access: yesAdvances in Difference Equations, 2018
The exact solution of fractional telegraph partial differential equation of nonlocal boundary value problem is obtained. The theorem of stability estimates is presented for this equation.
Mahmut Modanlı
doaj   +1 more source

Pulmonary Dysfunction Is Associated With Sleep Study Abnormalities in Children With Sickle Cell Disease: A Multicenter Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Pulmonary dysfunction and sleep abnormalities are common in children with sickle cell disease (SCD) and are associated with worse clinical outcomes. Whether spirometry abnormalities are associated with polysomnography (PSG) findings remains unclear.
Ammar Saadoon Alishlash   +4 more
wiley   +1 more source

Fourth-Order Difference Scheme and a Matrix Transform Approach for Solving Fractional PDEs

open access: yesMathematics, 2023
Proposing a matrix transform method to solve a fractional partial differential equation is the main aim of this paper. The main model can be transferred to a partial-integro differential equation (PIDE) with a weakly singular kernel.
Zahrah I. Salman   +3 more
doaj   +1 more source

Structure Preserving Discretizations of the Liouville Equation and their Numerical Tests [PDF]

open access: yes, 2015
The main purpose of this article is to show how symmetry structures in partial differential equations can be preserved in a discrete world and reflected in difference schemes. Three different structure preserving discretizations of the Liouville equation
Levi, Decio   +2 more
core   +1 more source

The Fate (Outcome) of Clinically Apparent Single Lesion and Oligofocal Nephroblastomatosis Treated According to SIOP/GPOH Protocols for Wilms Tumor

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background The management of clinically apparent single lesions or oligofocal nephroblastomatosis, a facultative precursor of nephroblastoma, remains debated. Methods We retrospectively analyzed 37 patients with clinically apparent single or oligofocal nephroblastomatosis (two to three lesions per kidney) among 2347 patients registered between
Nils Welter   +17 more
wiley   +1 more source

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