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 …

Virtual elements for the Navier--Stokes problem on polygonal meshes

LB Da Veiga, C Lovadina, G Vacca - SIAM Journal on Numerical Analysis, 2018 - SIAM
A family of virtual element methods for the two-dimensional Navier--Stokes equations is
proposed and analyzed. The schemes provide a discrete velocity field which is pointwise …

Conforming and nonconforming virtual element methods for elliptic problems

A Cangiani, G Manzini, OJ Sutton - IMA Journal of Numerical …, 2017 - academic.oup.com
We present, in a unified framework, new conforming and nonconforming virtual element
methods for general second-order elliptic problems in two and three dimensions. The …

A Virtual Element Method for the Cahn--Hilliard Equation with Polygonal Meshes

PF Antonietti, LB Da Veiga, S Scacchi, M Verani - SIAM Journal on Numerical …, 2016 - SIAM
In this paper we develop an evolution of the C^1 virtual elements of minimal degree for the
approximation of the Cahn--Hilliard equation. The proposed method has the advantage of …

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 virtual element method for the Steklov eigenvalue problem

D Mora, G Rivera, R Rodríguez - Mathematical Models and Methods …, 2015 - World Scientific
The aim of this paper is to develop a virtual element method for the two-dimensional Steklov
eigenvalue problem. We propose a discretization by means of the virtual elements …

Some estimates for virtual element methods

SC Brenner, Q Guan, LY Sung - Computational Methods in Applied …, 2017 - degruyter.com
Some Estimates for Virtual Element Methods Skip to content Should you have institutional
access? Here's how to get it ... De Gruyter € EUR - Euro £ GBP - Pound $ USD - Dollar EN …

The nonconforming virtual element method for the Stokes equations

A Cangiani, V Gyrya, G Manzini - SIAM Journal on Numerical Analysis, 2016 - SIAM
We present the nonconforming virtual element method (VEM) for the numerical
approximation of velocity and pressure in the steady Stokes problem. The pressure is …

Virtual element methods for parabolic problems on polygonal meshes

G Vacca, L Beirão da Veiga - Numerical Methods for Partial …, 2015 - Wiley Online Library
The virtual element method (VEM) is a recent technology that can make use of very general
polygonal/polyhedral meshes without the need to integrate complex nonpolynomial …