hp-version discontinuous Galerkin methods on polygonal and polyhedral meshes

A Cangiani, EH Georgoulis… - Mathematical Models and …, 2014 - World Scientific
An hp-version interior penalty discontinuous Galerkin method (DGFEM) for the numerical
solution of second-order elliptic partial differential equations on general computational …

A brief review on polygonal/polyhedral finite element methods

L Perumal - Mathematical Problems in Engineering, 2018 - Wiley Online Library
This paper provides brief review on polygonal/polyhedral finite elements. Various
techniques, together with their advantages and disadvantages, are listed. A comparison of …

[HTML][HTML] Polytopal discontinuous Galerkin discretization of brain multiphysics flow dynamics

I Fumagalli, M Corti, N Parolini, PF Antonietti - Journal of Computational …, 2024 - Elsevier
A comprehensive mathematical model of the multiphysics flow of blood and Cerebrospinal
Fluid (CSF) in the brain can be expressed as the coupling of a poromechanics system and …

Polytopal composite finite elements

H Nguyen-Xuan, KN Chau, KN Chau - Computer Methods in Applied …, 2019 - Elsevier
In recent years, polygonal and polyhedral finite elements have gained much interest from
researchers as an alternative approach for discretizing complicated domains. Findings to …

hp-version discontinuous Galerkin methods for advection-diffusion-reaction problems on polytopic meshes

A Cangiani, Z Dong, EH Georgoulis… - … and Numerical Analysis, 2016 - esaim-m2an.org
We consider the hp-version interior penalty discontinuous Galerkin finite element method
(DGFEM) for the numerical approximation of the advection-diffusion-reaction equation on …

Discontinuous Galerkin scheme for the spherical shallow water equations with applications to tsunami modeling and prediction

B Bonev, JS Hesthaven, FX Giraldo… - Journal of Computational …, 2018 - Elsevier
We present a novel high-order discontinuous Galerkin discretization for the spherical
shallow water equations, able to handle wetting/drying and non-conforming, curved meshes …

V-cycle Multigrid Algorithms for Discontinuous Galerkin Methods on Non-nested Polytopic Meshes

PF Antonietti, G Pennesi - Journal of Scientific Computing, 2019 - Springer
In this paper we analyze the convergence properties of V-cycle multigrid algorithms for the
numerical solution of the linear system of equations stemming from discontinuous Galerkin …

Numerical solution of fluid-structure interaction problems by means of a high order Discontinuous Galerkin method on polygonal grids

P Antonietti, M Verani, C Vergara, S Zonca - Finite Elements in Analysis and …, 2019 - Elsevier
We consider the two-dimensional numerical approximation of the fluid-structure interaction
problem over unfitted fluid and structure meshes. In particular, we consider a method where …

Stability analysis of polytopic discontinuous Galerkin approximations of the Stokes problem with applications to fluid–structure interaction problems

PF Antonietti, L Mascotto, M Verani, S Zonca - Journal of Scientific …, 2022 - Springer
We present a stability analysis of the Discontinuous Galerkin method on polygonal and
polyhedral meshes (PolyDG) for the Stokes problem. In particular, we analyze the discrete …

An arbitrary-order discontinuous Galerkin method with one unknown per element

R Li, P Ming, Z Sun, Z Yang - Journal of Scientific Computing, 2019 - Springer
We propose an arbitrary-order discontinuous Galerkin method for second-order elliptic
problem on general polygonal mesh with only one degree of freedom per element. This is …