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Numerical solution of Fredholm integral equation of the first kind with degenerated kernel by using Hermite polynomial
Article
Article
Talhat I.Hassan et al · University of Mosul, College of Education for Pure Science · 2006 · ISSN 1812-125X
In this paper we used Hermite polynomial with Galerkin , collocation and least square methods for solving fredholm integral equations of the first kind (F.I.E.F.K) with degenerated kernel .The algorithms and computer app...
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Material complementario
Numerical Solution for Solving Linear Fractional Differential Equations using Chebyshev Wavelets
Article
Article
Inaam Abdulbaset Fathi et al · University of Mosul, College of Education for Pure Science · 2023 · ISSN 1812-125X
In this paper, a numerical method for solving linear fractional differential equations using Chebyshev wavelets matrices has been presented. Fractional differential equations have received great attention in the recent p...
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Numerical solution of coupled mass and energy balances during osmotic microwave dehydration
Article
Article
Arballo, Javier Ramiro et al · SEDICI UNLP · 2012
The mass and energy transfer during osmotic microwave drying (OD-MWD) process was studied theoretically by modeling and numerical simulation. With the aim to describe the transport phenomena that occurs during the combin...
Idioma English
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Numerical solution of initial boundary value problems involving maxwell's equations in isotropic media
Article
Article
K.S. Yee · IEEE Transactions on Antennas and Propagation · 1966
Maxwell's equations are replaced by a set of finite difference equations. It is shown that if one chooses the field points appropriately, the set of finite difference equations is applicable for a boundary condition invo...
Idioma English
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Página del recurso
Haar Wavelet Method for the Numerical Solution of Nonlinear Fredholm Integro-Differential Equations
Article
Article
Najem A. Mohammad et al · University of Mosul, College of Education for Pure Science · 2023 · ISSN 1812-125X
The solution of nonlinear Fredholm integro-differential equations plays a significant role in analyzing many nonlinear events that occur in chemistry, physics, mathematical biology, and a variety of other fields of scien...
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Investigating the Numerical solution of the BoltzmannTransport Equation in silicon in Momentum Space Using Computational Systems of Different Dimensions
Article
Article
Mumtaz Hussien et al · University of Mosul, College of Education for Pure Science · 2020 · ISSN 1812-125X
Abstract The Boltzmann transport equation is the basic equation for solving the transport of charge carrier (electrons, holes) problems in semiconductor devices. The distribution function has been obtained from the solut...
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An approximate numerical solution of some of the stiff linear boundary values problems of the second order using the method of matching with multiple shooting and interpolation.
Article
Article
Mohammed Altai et al · University of Mosul, College of Education for Pure Science · 2009 · ISSN 1812-125X
Abstract The purpose of this research combining the algorithm of superposition with multiple shooting and interpolation designing for solving Stiff linear boundary value problems in ordinary differential equations. The ...
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Implementing Runge-Kutta Method of Sixth-Order for Numerical Solution of Fuzzy Differential Equations
Article
Article
Marwa Alsafar et al · University of Mosul, College of Education for Pure Science · 2023 · ISSN 1812-125X
The article talks about the increasing importance of the practical use of fuzzy differential equations in modeling complex problems in various fields, such as science and engineering, as these differential equations allo...
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Material complementario
Investigation of The Numerical Solution for One Dimensional Drift-Diffusion Model in Silicon in Steady State
Article
Article
Rozana Noori et al · University of Mosul, College of Education for Pure Science · 2021 · ISSN 1812-125X
Abstract The drift-diffusion model is considered as one of the most important models which is used to describe the characteristics of semiconductor devices and can be applied to wide range of applications started from mi...
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Material complementario
Time-step-size-independent conditioning and sensitivity to perturbations in the numerical solution of index three differential algebraic equations
Article
Article
Bottasso, Carlo et al · Siam Publications · 2007 · ISSN 1064-8275
We propose a simple preconditioning for the equations of motion of constrained mechanical systems in index three form. The scaling transformation is applied to the displacement‐velocity‐multiplier and to the reduced ...
Idioma English
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Solution of Mathisson-Papapetrou-Dixon Equations for Spinning Test Particles in a Kerr Metric
E-book
E-book
Velandia-Heredia, Nelson · Editorial Pontificia Universidad Javeriana · 2020 · ISBN 9789587814491
One of the purposes of this thesis is to study the gravitomagnetic effects. These effects are derived by the analogy between Coulomb’s law and Newton’s gravitation law. There is a relationship between Maxwell’s equ...
Idioma English
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Institucional
Solution of Higher Order Linear Freadholm Integro-differential Equation by Elementary Approximation
Article
Article
Aml Jassim Mohammed · University of Mosul, College of Education for Pure Science · 2009 · ISSN 1812-125X
Abstract:- In this paper, we found an approximate solution for solving linear Fredholm integro-differential equation, by using Aitken's method with the help of the successive iteration method. Some numerical example were...
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Open Access
Numerical Modeling and Experimental Validation of Free Surface Flow Problems
Article
Article
Cruchaga, Marcela et al · Springer · 2016 · ISSN 1134-3060
In this paper we present a summary of numerical methods for solving free surface and two fluid flow problems. We will focus the attention on level set formulations extensively used in the context of the finite element me...
Idioma English
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Open Access
Numerical Techniques for the Analysis of Charge Transport and Electrodynamics in Graphene Nanoribbons
Article
Article
Luca Pierantoni et al · SAGE Publishing · 2012 · ISSN 1847-9804
In this paper, we report on multiphysics fullwave techniques in the frequency (energy)‐domain and the time‐domain, aimed at the investigation of the combined electromagnetic‐coherent transport problem in carbon bas...
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Material complementario
Numerical analysis of dispersion and elastic wave propagation in spatiotemporally modulated spring–mass metamaterials
Article
Article
Shih-Chun Liao et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract This study presents a numerical framework for analyzing dispersion and wave propagation in spatiotemporally modulated metamaterials. A one-dimensional periodic spring–mass system with space- and time-dependent...
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Material complementario
Numerical experiments of fracture-induced velocity and attenuation anisotropy
Article
Article
Carcione, Jose M. et al · Wiley Blackwell Publishing, Inc · 2012 · ISSN 1179-1191
Fractures are common in the Earth  crust due to different factors, for instance, tectonic stresses and natural or artificial hydraulic fracturing caused by a pressurized fluid. A dense set of fractures  behaves as an e...
Idioma English
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Open Access
Numerical treatment of rounded and sharp corners in the modeling of 2D electrostatic fields
Article
Article
L. Krähenbühl et al · Sociedade Brasileira de Microondas e Optoeletrônica e Sociedade Brasileira de Eletromagnetismo · ISSN 2179-1074
This work deals with numerical techniques to compute electrostatic fields in devices with rounded corners in 2D situations. The approach leads to the solution of two problems: one on the device where rounded corners are ...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma English
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Open Access
A novel sandwich-type terahertz metasurface sensor integrated ultrathin microfluidic channel for direct detection of aqueous solutions
Article
Article
Cao Yunhao et al · Wiley · 2025 · ISSN 2192-8614
A considerable part of the energy of the traditional terahertz metasurface sensor located in the substrate/dielectric layer, which cannot contact and interact with the analyte, resulting in energy loss and greatly limiti...
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Approximate Solution for Nonlinear System of Integro-Differential Equations of Volterra Type with Boundary Conditions
Article
Article
Ghada Jameel · University of Mosul, College of Education for Pure Science · 2019 · ISSN 1812-125X
In this study we investigate the approximation of the solution for nonlinear system of integro-differential equations of Volterra type with boundary conditions. The numerical-analytic method of periodic solutions for ord...
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Periodic Solutions for Nonlinear System of Differential Equations of Third Order with Boundary Conditions
Article
Article
Raad N. Butris et al · University of Mosul, College of Education for Pure Science · 2013 · ISSN 1812-125X
ABSTRACT In this study we investigate the existence and approximation of the periodic solutions for nonlinear system of differential equations of third order with boundary conditions. The numerical-analytic method has be...
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Periodic solutions of second-order nonlinear system of integro-differential equations unsolvable for the highest derivative
Article
Article
R. N. Butris · University of Mosul, College of Education for Pure Science · 2008 · ISSN 1812-125X
ABSTRACT In this paper we study the existence and approximation of the periodic solutions for certain systems of second-order of integro-differential equations unsolvable for the highest derivative by using the numerical...
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The existence and approximation of the periodic solutions for system of first order nonlinear differential equationsby using Lebesgue integrable
Article
Article
R. N.Butris et al · University of Mosul, College of Education for Pure Science · 2008 · ISSN 1812-125X
ABSTRACT In this paper we study the existence and approximation of the periodic solutions for a system of first order nonlinear differential equations by assuming that each of the functions are measurable at t and bounde...
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The existence and convergence of the solution to a system of non-linear integral-differential equations of the first rank with the requirements of integration
Article
Article
Raad Petrus et al · University of Mosul, College of Education for Pure Science · 2006 · ISSN 1812-125X
In this paper we investigate the existence and approximation for nonlinear system of integro-differential equation with boundary integral conditions by using the numerical-analytic method for investigating of a periodic ...
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Open Access
The periodic solution for some systems of nonlinear integro-differential equations of Volterra type.
Article
Article
Raad Putrus et al · University of Mosul, College of Education for Pure Science · 2008 · ISSN 1812-125X
ABSTRACT In this paper we investigate the existence and approximation of the periodic solution for a system of nonlinear integro-differential equations of Volterra type. The numerical-analytic method has been used to stu...
LCC TENDOkVkdWNhdGlvbg~~; LCC:Science (General)Idioma English
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Open Access
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