An Eulerian finite element method for PDEs in time-dependent domains

C Lehrenfeld, M Olshanskii - ESAIM: Mathematical Modelling and …, 2019 - esaim-m2an.org
The paper introduces a new finite element numerical method for the solution of partial
differential equations on evolving domains. The approach uses a completely Eulerian …

Cut finite element methods for partial differential equations on embedded manifolds of arbitrary codimensions

E Burman, P Hansbo, MG Larson… - … and Numerical Analysis, 2018 - esaim-m2an.org
We develop a theoretical framework for the analysis of stabilized cut finite element methods
for the Laplace-Beltrami operator on a manifold embedded in ℝ d of arbitrary codimension …

A cut finite element method for coupled bulk-surface problems on time-dependent domains

P Hansbo, MG Larson, S Zahedi - Computer Methods in Applied Mechanics …, 2016 - Elsevier
In this contribution we present a new computational method for coupled bulk-surface
problems on time-dependent domains. The method is based on a space–time formulation …

Inf-sup stability of geometrically unfitted Stokes finite elements

J Guzmán, M Olshanskii - Mathematics of Computation, 2018 - ams.org
This paper shows an inf-sup stability property for several well-known 2D and 3D Stokes
elements on triangulations which are not fitted to a given smooth or polygonal domain. The …

A stabilized cut discontinuous Galerkin framework for elliptic boundary value and interface problems

C Gürkan, A Massing - Computer Methods in Applied Mechanics and …, 2019 - Elsevier
We develop a stabilized cut discontinuous Galerkin framework for the numerical solution of
elliptic boundary value and interface problems on complicated domains. The domain of …

Analysis of a high-order unfitted finite element method for elliptic interface problems

C Lehrenfeld, A Reusken - IMA Journal of Numerical Analysis, 2018 - academic.oup.com
In the context of unfitted finite element discretizations, the realization of high-order methods
is challenging due to the fact that the geometry approximation has to be sufficiently accurate …

Cut finite element methods for linear elasticity problems

P Hansbo, MG Larson, K Larsson - Geometrically Unfitted Finite Element …, 2017 - Springer
We formulate a cut finite element method for linear elasticity based on higher order elements
on a fixed background mesh. Key to the method is a stabilization term which provides control …

[HTML][HTML] The bulk-surface finite element method for reaction–diffusion systems on stationary volumes

A Madzvamuse, AHW Chung - Finite Elements in Analysis and Design, 2016 - Elsevier
In this work we present the bulk-surface finite element method (BSFEM) for solving coupled
systems of bulk-surface reaction–diffusion equations (BSRDEs) on stationary volumes. Such …

Analysis of a high-order trace finite element method for PDEs on level set surfaces

J Grande, C Lehrenfeld, A Reusken - SIAM Journal on Numerical Analysis, 2018 - SIAM
We present a new high-order finite element method for the discretization of partial differential
equations on stationary smooth surfaces which are implicitly described as the zero level of a …

Stabilized cut discontinuous Galerkin methods for advection-reaction problems

C Gurkan, S Sticko, A Massing - SIAM Journal on Scientific Computing, 2020 - SIAM
We develop novel stabilized cut discontinuous Galerkin methods for advection-reaction
problems. The domain of interest is embedded into a structured, unfitted background mesh …