Adaptive boundary element methods: a posteriori error estimators, adaptivity, convergence, and implementation

M Feischl, T Führer, N Heuer, M Karkulik… - … Methods in Engineering, 2015 - Springer
This paper reviews the state of the art and discusses very recent mathematical
developments in the field of adaptive boundary element methods. This includes an overview …

Quasi-optimal convergence rate for an adaptive boundary element method

M Feischl, M Karkulik, JM Melenk, D Praetorius - SIAM Journal on Numerical …, 2013 - SIAM
For the simple layer potential V associated with the three-dimensional (3D) Laplacian, we
consider the weakly singular integral equation Vϕ=f. This equation is discretized by the …

Efficiency and optimality of some weighted-residual error estimator for adaptive 2D boundary element methods

M Aurada, M Feischl, T Führer, M Karkulik… - … Methods in Applied …, 2013 - degruyter.com
We prove convergence and quasi-optimality of a lowest-order adaptive boundary element
method for a weakly-singular integral equation in 2D. The adaptive mesh-refinement is …

Adaptive boundary element methods with convergence rates

T Gantumur - Numerische Mathematik, 2013 - Springer
This paper presents adaptive boundary element methods for positive, negative, as well as
zero order operator equations, together with proofs that they converge at certain rates. The …

Estimator reduction and convergence of adaptive BEM

M Aurada, S Ferraz-Leite, D Praetorius - Applied Numerical Mathematics, 2012 - Elsevier
A posteriori error estimation and related adaptive mesh-refining algorithms have themselves
proven to be powerful tools in nowadays scientific computing. Contrary to adaptive finite …

Simple a posteriori error estimators for the h-version of the boundary element method

S Ferraz-Leite, D Praetorius - Computing, 2008 - Springer
Abstract The hh/2-strategy is one well-known technique for the a posteriori error estimation
for Galerkin discretizations of energy minimization problems. One considers η:= ‖ h/2 …

A posteriori error estimates of hp-adaptive IPDG-FEM for elliptic obstacle problems

L Banz, EP Stephan - Applied Numerical Mathematics, 2014 - Elsevier
A variational inequality (VI) and a mixed formulation for an elliptic obstacle problem are
considered. Both formulations are discretized by an hp-FE interior penalty discontinuous …

[HTML][HTML] Convergence and quasi-optimality of adaptive FEM with inhomogeneous Dirichlet data

M Feischl, M Page, D Praetorius - Journal of computational and applied …, 2014 - Elsevier
We consider the solution of a second order elliptic PDE with inhomogeneous Dirichlet data
by means of adaptive lowest-order FEM. As is usually done in practice, the given Dirichlet …

HILBERT—a MATLAB implementation of adaptive 2D-BEM: H ILBERT I sa L ovely B oundary E lement R esearch T ool

M Aurada, M Ebner, M Feischl, S Ferraz-Leite… - Numerical …, 2014 - Springer
We report on the Matlab program package HILBERT. It provides an easily-accessible
implementation of lowest order adaptive Galerkin boundary element methods for the …

Simple error estimators for the Galerkin BEM for some hypersingular integral equation in 2D

C Erath, S Funken, P Goldenits, D Praetorius - Applicable Analysis, 2013 - Taylor & Francis
A posteriori error estimation is an important tool for reliable and efficient Galerkin boundary
element computations. For hypersingular integral equations in 2D with a positive-order …