Results 21 to 30 of about 383,945 (221)

Energetic Galerkin Projection of Electromagnetic Fields Between Different Meshes [PDF]

open access: yesIEEE Transactions on Magnetics, 2014
published at Compumag ...
Zifu Wang   +4 more
openaire   +3 more sources

A discontinuous Galerkin moving mesh method for Hamilton-Jacobi equations [PDF]

open access: yes, 2007
In this paper we consider the numerical solution of first-order Hamilton-Jacobi equations using the combination of a discontinuous Galerkin finite element method and an adaptive $r$-refinement (mesh movement) strategy.
MacKenzie, John, Nicola, Aurelian
core   +4 more sources

Banach space projections and Petrov–Galerkin estimates [PDF]

open access: yesNumerische Mathematik, 2014
9 pages; v2: added new section on application to Lp and Sobolev ...
openaire   +3 more sources

Compact and stable discontinuous Galerkin methods for convection-diffusion problems [PDF]

open access: yes, 2012
We present a new scheme, the compact discontinuous Galerkin 2 (CDG2) method, for solving nonlinear convection-diffusion problems together with a detailed comparison to other well-accepted DG methods.
Dedner, A.   +3 more
core   +1 more source

A local projection stabilization finite element method with nonlinear crosswind diffusion for convection-diffusion-reaction equations [PDF]

open access: yes, 2013
An extension of the local projection stabilization (LPS) finite element method for convection-diffusion-reaction equations is presented and analyzed, both in the steadystate and the transient setting.
Volker, John   +2 more
core   +2 more sources

L2-Error Estimates of the Extrapolated Crank-Nicolson Discontinuous Galerkin Approximations for Nonlinear Sobolev Equations

open access: yesJournal of Inequalities and Applications, 2010
We analyze discontinuous Galerkin methods with penalty terms, namely, symmetric interior penalty Galerkin methods, to solve nonlinear Sobolev equations.
Hyun Young Lee   +2 more
doaj   +1 more source

Convergence of the Galerkin method in the problem of electromagnetic wave diffraction on a system of solids and curvilinear screens

open access: yesИзвестия высших учебных заведений. Поволжский регион: Физико-математические науки, 2023
Background. The purpose of this study is to prove the convergence of the projection method in the problem of diffraction of electromagnetic waves by scatterers of a complex shape. Material and methods.
Aleksey A. Tsupak
doaj   +1 more source

On the Peculiarities of Solving the Coefficient Inverse Problem of Heat Conduction for a Two-Part Layer [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Математика. Механика. Информатика, 2019
The coefficient inverse problem of thermal conductivity about the determination of the thermophysical characteristics of the functional-gradient part of a two-component layer is posed.
Vatulyan, Alexandr Ovanesovitsch   +1 more
doaj   +1 more source

BUQEYE guide to projection-based emulators in nuclear physics

open access: yesFrontiers in Physics, 2023
The BUQEYE collaboration (Bayesian Uncertainty Quantification: Errors in Your effective field theory) presents a pedagogical introduction to projection-based, reduced-order emulators for applications in low-energy nuclear physics.
C. Drischler   +5 more
doaj   +1 more source

Space-Time Galerkin Projection of Electro-Magnetic Fields

open access: yesCoRR, 2015
Spatial Galerkin projection transfers fields between different meshes. In the area of finite element analysis of electromagnetic fields, it provides great convenience for remeshing, multi-physics, domain decomposition methods, etc. In this paper, a space-time Galerkin projection is developed in order to transfer fields between different spatial and ...
Zifu Wang   +2 more
openaire   +2 more sources

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