Generalized barycentric coordinates and applications

MS Floater - Acta Numerica, 2015 - cambridge.org
This paper surveys the construction, properties, and applications of generalized barycentric
coordinates on polygons and polyhedra. Applications include: surface mesh parametrization …

Stability analysis for the virtual element method

L Beirão da Veiga, C Lovadina… - Mathematical Models and …, 2017 - World Scientific
We analyze the virtual element methods (VEM) on a simple elliptic model problem, allowing
for more general meshes than the one typically considered in the VEM literature. For …

Virtual element method for general second-order elliptic problems on polygonal meshes

L Beirão da Veiga, F Brezzi, LD Marini… - … Models and Methods in …, 2016 - World Scientific
We consider the discretization of a boundary value problem for a general linear second-
order elliptic operator with smooth coefficients using the Virtual Element approach. As in [AH …

Divergence free virtual elements for the Stokes problem on polygonal meshes

LB da Veiga, C Lovadina, G Vacca - … : Mathematical Modelling and …, 2017 - esaim-m2an.org
In the present paper we develop a new family of Virtual Elements for the Stokes problem on
polygonal meshes. By a proper choice of the Virtual space of velocities and the associated …

Arbitrary order 2D virtual elements for polygonal meshes: part I, elastic problem

E Artioli, L Beirão da Veiga, C Lovadina… - Computational …, 2017 - Springer
The present work deals with the formulation of a virtual element method for two dimensional
structural problems. The contribution is split in two parts: in part I, the elastic problem is …

Mixed virtual element methods for general second order elliptic problems on polygonal meshes

L Beirão da Veiga, F Brezzi, LD Marini… - … Modelling and Numerical …, 2016 - numdam.org
In the present paper we introduce a Virtual Element Method (VEM) for the approximate
solution of general linear second order elliptic problems in mixed form, allowing for variable …

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 …

New perspectives on polygonal and polyhedral finite element methods

G Manzini, A Russo, N Sukumar - Mathematical Models and …, 2014 - World Scientific
Generalized barycentric coordinates such as Wachspress and mean value coordinates have
been used in polygonal and polyhedral finite element methods. Recently, mimetic finite …

A stress/displacement virtual element method for plane elasticity problems

E Artioli, S De Miranda, C Lovadina… - Computer Methods in …, 2017 - Elsevier
The numerical approximation of 2D elasticity problems is considered, in the framework of the
small strain theory and in connection with the mixed Hellinger–Reissner variational …

An -conforming virtual element for Darcy and Brinkman equations

G Vacca - Mathematical Models and Methods in Applied …, 2018 - World Scientific
The focus of this paper is on develo** a virtual element method (VEM) for Darcy and
Brinkman equations. In [L. Beirão da Veiga, C. Lovadina and G. Vacca, ESAIM Math. Model …