Results 131 to 140 of about 12,503 (235)

Discontinuous Galerkin Immersed Finite Volume Element Method for Anisotropic Flow Models in Porous Medium

open access: yesAbstract and Applied Analysis, 2014
By choosing the trial function space to the immersed finite element space and the test function space to be piecewise constant function space, we develop a discontinuous Galerkin immersed finite volume element method to solve numerically a kind of ...
Zhong-yan Liu, Huan-zhen Chen
doaj   +1 more source

A Posteriori Error Analysis of hp-Version Discontinuous Galerkin Finite Element Methods for Second-Order Quasilinear Elliptic Problems [PDF]

open access: yes, 2006
We develop the a-posteriori error analysis of hp-version interior-penalty discontinuous Galerkin finite element methods for a class of second-order quasilinear elliptic partial differential equations.
Suli, Endre   +3 more
core   +1 more source

A class of Petrov-Galerkin finite element methods for the numerical solution of the stationary convection-diffusion equation. [PDF]

open access: yes, 1996
A class of Petrov-Galerkin finite element methods is proposed for the numerical solution of the n dimensional stationary convection-diffusion equation.
Perella, A.J., Perella, Andrew James
core  

Discontinuous Galerkin Methods for Advection-Diffusion-Reaction Problems on Anisotropically Refined Meshes [PDF]

open access: yes, 2006
In this paper we consider the a posteriori and a priori error analysis of discontinuous Galerkin interior penalty methods for second-order partial differential equations with nonnegative characteristic form on anisotropically refined computational meshes.
Hall, Edward   +5 more
core  

Trefftz Discontinuous Galerkin Approximation of an Acoustic Waveguide

open access: yesSIAM Journal on Numerical Analysis
We propose a modified Trefftz Discontinuous Galerkin (TDG) method for approximating a time-harmonic acoustic scattering problem in an infinitely elongated waveguide. In the waveguide we suppose there is a bounded, penetrable and possibly absorbing scatterer. The classical TDG is not applicable to this important case.
Peter Monk 0001   +2 more
openaire   +3 more sources

DGFS-BE Solver: An open-source Discontinuous Galerkin Fast Spectral Solver for the full Boltzmann equation

open access: yesSoftwareX
This paper introduces the DGFS-BE solver, an open-source Discontinuous Galerkin Fast Spectral solver designed to address the complexities of the Boltzmann equation, a fundamental equation in kinetic theory.
Evgeniia Vorozhbit   +4 more
doaj   +1 more source

Método de Galerkin livre de elementos aplicado a placas de materiais compostos laminados [PDF]

open access: yes, 2007
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Mecânica.O objetivo deste trabalho é desenvolver um programa de análise de placas de materiais compostos laminados usando o ...
Teles, Tiago Franco de Góes
core  

A discontinuous Galerkin method with fractal elements

open access: yesCoRR
We formulate, analyse, and implement a discontinuous Galerkin finite element method (DG-FEM) for the approximation of the solution of an elliptic boundary value problem in a domain with fractal boundary. We consider the case of the Poisson equation in the Koch snowflake domain with zero Dirichlet boundary conditions, but our methodology can be ...
Sergio Gómez 0001   +2 more
openaire   +2 more sources

An hp-Local Discontinuous Galerkin method for Parabolic\ud Integro-Differential Equations [PDF]

open access: yes, 2009
In this article, a priori error analysis is discussed for an hp-local discontinuous Galerkin (LDG) approximation to a parabolic integro-differential equation.
Pani, A. K., Yadav, S
core  

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