Walter Zulehner

30 papers C 1Journal 24Unranked 5
YearRankTypeTitle / Venue / Authors
2025 J jnl
Heat Conduction with Phase Change in Permafrost Modules of Vegetation Models.
CoRR
David Hötten, Jenny Niebsch, Ronny Ramlau, Walter Zulehner
2024 J jnl
Matrix-Free Monolithic Multigrid Methods for Stokes and Generalized Stokes Problems.
SIAM J. Sci. Comput.
Daniel Jodlbauer, Ulrich Langer, Thomas Wick, Walter Zulehner
2022 J jnl
A short note on inf-sup conditions for the Taylor-Hood family Q
CoRR
Walter Zulehner
2022 J jnl
Matrix-free Monolithic Multigrid Methods for Stokes and Generalized Stokes Problems.
CoRR
Daniel Jodlbauer, Ulrich Langer, Thomas Wick, Walter Zulehner
2020 J jnl
Robust Preconditioners for Multiple Saddle Point Problems and Applications to Optimal Control Problems.
SIAM J. Matrix Anal. Appl.
Alexander Beigl, Jarle Sogn, Walter Zulehner
2020 J jnl
The Elasticity Complex.
CoRR
Dirk Pauly, Walter Zulehner
2019 J jnl
Robust Preconditioners for Multiple Saddle Point Problems and Applications to Optimal Control Problems.
CoRR
Alexander Beigl, Jarle Sogn, Walter Zulehner
2018 J jnl
A Decomposition Result for Kirchhoff Plate Bending Problems and a New Discretization Approach.
SIAM J. Numer. Anal.
Katharina Rafetseder, Walter Zulehner
2018 J jnl
On the Analysis of Block Smoothers for Saddle Point Problems.
SIAM J. Matrix Anal. Appl.
Daniel Drzisga, Lorenz John, Ulrich Rüde, Barbara I. Wohlmuth, Walter Zulehner
2015 J jnl
The Ciarlet-Raviart Method for Biharmonic Problems on General Polygonal Domains: Mapping Properties and Preconditioning.
SIAM J. Numer. Anal.
Walter Zulehner
2014 — conf
Mass Smoothers in Geometric Multigrid for Isogeometric Analysis.
Curves and Surfaces
Clemens Hofreither, Walter Zulehner
2014 — conf
Spectral Analysis of Geometric Multigrid Methods for Isogeometric Analysis.
NMA
Clemens Hofreither, Walter Zulehner
2013 J jnl
A robust finite element solver for a multiharmonic parabolic optimal control problem.
Comput. Math. Appl.
Markus Kollmann, Michael Kolmbauer, Ulrich Langer, Monika Wolfmayr, Walter Zulehner
2013 J jnl
Convergence Analysis of All-at-Once Multigrid Methods for Elliptic Control Problems under Partial Elliptic Regularity.
SIAM J. Numer. Anal.
Stefan Takacs, Walter Zulehner
2013 — conf
Efficient Preconditioning for an Optimal Control Problem with the Time-Periodic Stokes Equations.
ENUMATH
Wolfgang Krendl, Valeria Simoncini, Walter Zulehner
2013 J jnl
Stability estimates and structural spectral properties of saddle point problems.
Numerische Mathematik
Wolfgang Krendl, Valeria Simoncini, Walter Zulehner
2011 J jnl
A Robust Multigrid Method for Elliptic Optimal Control Problems.
SIAM J. Numer. Anal.
Joachim Schöberl, René Simon, Walter Zulehner
2011 J jnl
Convergence analysis of multigrid methods with collective point smoothers for optimal control problems.
Comput. Vis. Sci.
Stefan Takacs, Walter Zulehner
2011 J jnl
Nonstandard Norms and Robust Estimates for Saddle Point Problems.
SIAM J. Matrix Anal. Appl.
Walter Zulehner
2011 J jnl
Numerical simulation of fluid-structure interaction problems on hybrid meshes with algebraic multigrid methods.
J. Comput. Appl. Math.
Huidong Yang, Walter Zulehner
2009 — conf
Numerical Simulation of Fluid-Structure Interaction Problems on Hybrid Meshes with Algebraic Multigrid Methods.
LSSC
Huidong Yang, Walter Zulehner
2009 J jnl
On Schwarz-type smoothers for saddle point problems with applications to PDE-constrained optimization problems.
Numerische Mathematik
René Simon, Walter Zulehner
2007 — conf
A robust PDE solver for the 3D Stokes/Navier-Stokes systems on the grid environment.
GRID
Huidong Yang, Walter Zulehner, Ulrich Langer, Markus Baumgartner
2007 C conf
GStokes: A Grid-enabled Solver for the 3D Stokes/Navier-Stokes System on Hybrid Meshes.
ISPDC
Ulrich Langer, Walter Zulehner, Huidong Yang, Markus Baumgartner
2007 J jnl
Inexact Data-Sparse Boundary Element Tearing and Interconnecting Methods.
SIAM J. Sci. Comput.
Ulrich Langer, Günther Of, Olaf Steinbach, Walter Zulehner
2007 J jnl
Symmetric Indefinite Preconditioners for Saddle Point Problems with Applications to PDE-Constrained Optimization Problems.
SIAM J. Matrix Anal. Appl.
Joachim Schöberl, Walter Zulehner
2003 J jnl
On Schwarz-type Smoothers for Saddle Point Problems.
Numerische Mathematik
Joachim Schöberl, Walter Zulehner
2002 J jnl
Analysis of iterative methods for saddle point problems: a unified approach.
Math. Comput.
Walter Zulehner
2000 J jnl
A Class of Smoothers for Saddle Point Problems.
Computing
Walter Zulehner
1996 J jnl
On the Smoothing Property of Multigrid Methods in the Non-symmetric Case.
Numer. Linear Algebra Appl.
Alois Ecker, Walter Zulehner