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ORCIDWalter Zulehner
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2020 – today
- 2024
[j19]Daniel Jodlbauer, Ulrich Langer, Thomas Wick
, Walter Zulehner:
Matrix-Free Monolithic Multigrid Methods for Stokes and Generalized Stokes Problems. SIAM J. Sci. Comput. 46(3): 1599- (2024)- 2022
- [i4]Walter Zulehner:
A short note on inf-sup conditions for the Taylor-Hood family Qk-Qk-1. CoRR abs/2205.14223 (2022) - [i3]Daniel Jodlbauer, Ulrich Langer, Thomas Wick, Walter Zulehner:
Matrix-free Monolithic Multigrid Methods for Stokes and Generalized Stokes Problems. CoRR abs/2205.15770 (2022) - 2020
- [j18]Alexander Beigl, Jarle Sogn, Walter Zulehner:
Robust Preconditioners for Multiple Saddle Point Problems and Applications to Optimal Control Problems. SIAM J. Matrix Anal. Appl. 41(4): 1590-1615 (2020) - [i2]Dirk Pauly, Walter Zulehner:
The Elasticity Complex. CoRR abs/2001.11007 (2020)
2010 – 2019
- 2019
- [i1]Alexander Beigl, Jarle Sogn, Walter Zulehner:
Robust Preconditioners for Multiple Saddle Point Problems and Applications to Optimal Control Problems. CoRR abs/1912.09995 (2019) - 2018
- [j17]Daniel Drzisga, Lorenz John, Ulrich Rüde, Barbara I. Wohlmuth, Walter Zulehner:
On the Analysis of Block Smoothers for Saddle Point Problems. SIAM J. Matrix Anal. Appl. 39(2): 932-960 (2018) - [j16]Katharina Rafetseder, Walter Zulehner:
A Decomposition Result for Kirchhoff Plate Bending Problems and a New Discretization Approach. SIAM J. Numer. Anal. 56(3): 1961-1986 (2018) - 2015
- [j15]Walter Zulehner:
The Ciarlet-Raviart Method for Biharmonic Problems on General Polygonal Domains: Mapping Properties and Preconditioning. SIAM J. Numer. Anal. 53(2): 984-1004 (2015) - 2014
- [c6]Clemens Hofreither, Walter Zulehner:
Mass Smoothers in Geometric Multigrid for Isogeometric Analysis. Curves and Surfaces 2014: 272-279 - [c5]Clemens Hofreither, Walter Zulehner:
Spectral Analysis of Geometric Multigrid Methods for Isogeometric Analysis. NMA 2014: 123-129 - 2013
- [j14]Markus Kollmann, Michael Kolmbauer, Ulrich Langer, Monika Wolfmayr, Walter Zulehner:
A robust finite element solver for a multiharmonic parabolic optimal control problem. Comput. Math. Appl. 65(3): 469-486 (2013) - [j13]Wolfgang Krendl, Valeria Simoncini, Walter Zulehner:
Stability estimates and structural spectral properties of saddle point problems. Numerische Mathematik 124(1): 183-213 (2013) - [j12]Stefan Takacs, Walter Zulehner:
Convergence Analysis of All-at-Once Multigrid Methods for Elliptic Control Problems under Partial Elliptic Regularity. SIAM J. Numer. Anal. 51(3): 1853-1874 (2013) - [c4]Wolfgang Krendl, Valeria Simoncini, Walter Zulehner:
Efficient Preconditioning for an Optimal Control Problem with the Time-Periodic Stokes Equations. ENUMATH 2013: 479-487 - 2011
- [j11]Stefan Takacs, Walter Zulehner:
Convergence analysis of multigrid methods with collective point smoothers for optimal control problems. Comput. Vis. Sci. 14(3): 131-141 (2011) - [j10]Huidong Yang, Walter Zulehner:
Numerical simulation of fluid-structure interaction problems on hybrid meshes with algebraic multigrid methods. J. Comput. Appl. Math. 235(18): 5367-5379 (2011) - [j9]Walter Zulehner:
Nonstandard Norms and Robust Estimates for Saddle Point Problems. SIAM J. Matrix Anal. Appl. 32(2): 536-560 (2011) - [j8]Joachim Schöberl, René Simon, Walter Zulehner:
A Robust Multigrid Method for Elliptic Optimal Control Problems. SIAM J. Numer. Anal. 49(4): 1482-1503 (2011)
2000 – 2009
- 2009
- [j7]René Simon, Walter Zulehner:
On Schwarz-type smoothers for saddle point problems with applications to PDE-constrained optimization problems. Numerische Mathematik 111(3): 445-468 (2009) - [c3]Huidong Yang, Walter Zulehner:
Numerical Simulation of Fluid-Structure Interaction Problems on Hybrid Meshes with Algebraic Multigrid Methods. LSSC 2009: 116-123 - 2007
- [j6]Joachim Schöberl, Walter Zulehner:
Symmetric Indefinite Preconditioners for Saddle Point Problems with Applications to PDE-Constrained Optimization Problems. SIAM J. Matrix Anal. Appl. 29(3): 752-773 (2007) - [j5]Ulrich Langer, Günther Of, Olaf Steinbach, Walter Zulehner:
Inexact Data-Sparse Boundary Element Tearing and Interconnecting Methods. SIAM J. Sci. Comput. 29(1): 290-314 (2007) - [c2]Huidong Yang, Walter Zulehner, Ulrich Langer, Markus Baumgartner:
A robust PDE solver for the 3D Stokes/Navier-Stokes systems on the grid environment. GRID 2007: 145-152 - [c1]Ulrich Langer, Walter Zulehner, Huidong Yang, Markus Baumgartner:
GStokes: A Grid-enabled Solver for the 3D Stokes/Navier-Stokes System on Hybrid Meshes. ISPDC 2007: 377-382 - 2003
- [j4]Joachim Schöberl, Walter Zulehner:
On Schwarz-type Smoothers for Saddle Point Problems. Numerische Mathematik 95(2): 377-399 (2003) - 2002
- [j3]Walter Zulehner:
Analysis of iterative methods for saddle point problems: a unified approach. Math. Comput. 71(238): 479-505 (2002) - 2000
- [j2]Walter Zulehner:
A Class of Smoothers for Saddle Point Problems. Computing 65(3): 227-246 (2000)
1990 – 1999
- 1996
- [j1]Alois Ecker, Walter Zulehner:
On the Smoothing Property of Multigrid Methods in the Non-symmetric Case. Numer. Linear Algebra Appl. 3(2): 161-172 (1996)
Coauthor Index
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