Edit Profile Langer, Ulrich Compute Distance To: Compute Author ID: langer.ulrich Published as: Langer, U.; Langer, Ulrich; Langer, Ulrich. External Links: MGP · Wikidata · GND Documents Indexed: 147 Publications since 1977, including 17 Books Reviewing Activity: 195 Reviews all top 5 Co-Authors 18 single-authored 10 Haase, Gundolf 9 Korneev, Vadim Glebovich 8 Schöberl, Joachim 7 Hofer, Christoph D. 7 Jung, Michael 7 Repin, Sergeĭ Igorevich 7 Steinbach, Olaf 7 Toulopoulos, Ioannis 6 Kolmbauer, Michael 6 Pechstein, Clemens 6 Reitzinger, Stefan 5 Hofreither, Clemens 5 Kuhn, Michael A. 5 Neumüller, Martin 5 Pusch, David 4 Hiptmair, Ralf 4 Hoppe, Ronald H. W. 4 Mantzaflaris, Angelos 4 Meyer, Arnd 4 Moore, Stephen Edward 4 Queck, Werner 4 Wolfmayr, Monika 4 Zulehner, Walter 3 Copeland, Dylan M. 3 Endtmayer, Bernhard 3 Joly, Patrick 3 Lerch, Reinhard 3 Matculevich, Svetlana 3 Schafelner, Andreas 3 Schinnerl, M. 3 Wick, Thomas 3 Xanthis, Leonidas Spyridon 2 Gangl, Peter 2 Jüttler, Bert 2 Kaltenbacher, Manfred 2 Khoromskij, Boris N. 2 Pauly, Dirk 2 Yang, Huidong 1 Amrhein, Wolfgang 1 Apel, Thomas 1 Bachinger, F. 1 Bahlmann, Dieter 1 Beuchler, Sven 1 Carstensen, Carsten 1 Dauge, Monique 1 Discacciati, Marco 1 Douglas, Craig C. 1 Eibner, Tino 1 Globisch, Gerhard 1 Graham, Ivan G. 1 Gruber, Peter Günther 1 Günther, Michael 1 Keyes, David Elliot 1 Kienesberger, Johanna 1 Kollmann, Markus 1 Kraus, Johannes K. 1 Kuznetsov, Yurii Alekseevich 1 Laurain, Antoine 1 Lindner, Ewald Hans 1 Matsokin, Aleksandr 1 Meftahi, Houcine 1 Melenk, Jens Markus 1 Monk, Peter B. 1 Mühlhuber, Wolfram 1 Neitzel, Ira 1 Of, Günther 1 Paule, Peter 1 Rosenberger, Gerhard 1 Samrowski, Tatiana S. 1 Schanz, Martin 1 Schicho, Josef 1 Schneckenleitner, Rainer 1 Schneider, Manfred Friedrich 1 Semmler, Ulrike 1 Sini, Mourad 1 Sturm, Kevin 1 Takacs, Stefan 1 Tomar, Satyendra K. 1 Valdman, Jan 1 van Rienen, Ursula 1 Wendland, Wolfgang L. 1 Widlund, Olof B. 1 Winkler, Franz 1 Wollner, Winnifried 1 Zaglmayr, Sabine all top 5 Serials 6 SIAM Journal on Scientific Computing 6 Computational Methods in Applied Mathematics 5 Oberwolfach Reports 4 Computers & Mathematics with Applications 4 Numerische Mathematik 4 Radon Series on Computational and Applied Mathematics 3 Computer Methods in Applied Mechanics and Engineering 3 ETNA. Electronic Transactions on Numerical Analysis 3 ZAMM. Zeitschrift für Angewandte Mathematik und Mechanik 3 Journal of Numerical Mathematics 2 Wissenschaftliche Zeitschrift der Technischen Hochschule Karl-Marx-Stadt 2 Zhurnal Vychislitel’noĭ Matematiki i Matematicheskoĭ Fiziki 2 Journal of Computational and Applied Mathematics 2 Surveys on Mathematics for Industry 2 International Journal of Computer Mathematics 2 U.S.S.R. Computational Mathematics and Mathematical Physics 2 Computing and Visualization in Science 2 Lecture Notes in Computational Science and Engineering 1 Vestnik Leningradskogo Universiteta. Matematika, Mekhanika, Astronomiya 1 Zeitschrift für Angewandte Mathematik und Mechanik (ZAMM) 1 BIT 1 Computing 1 Differential Equations 1 International Journal for Numerical Methods in Engineering 1 Numerical Functional Analysis and Optimization 1 Results in Mathematics 1 SIAM Journal on Numerical Analysis 1 Mitteilungen der Gesellschaft für Angewandte Mathematik und Mechanik 1 Applied Numerical Mathematics 1 European Journal of Applied Mathematics 1 Numerical Linear Algebra with Applications 1 Russian Journal of Numerical Analysis and Mathematical Modelling 1 Journal of Applied Mathematics and Computing 1 HERMIS-\(\mu\pi\). Hellenic European Research on Mathematics and Informatics Science 1 Lecture Notes in Computer Science 1 Metody Vychisleniĭ 1 Software - Environments - Tools 1 Mathematics in Industry 1 Lecture Notes in Applied and Computational Mechanics 1 PAMM. Proceedings in Applied Mathematics and Mechanics 1 Beiträge zur Numerischen Mathematik 1 Texts & Monographs in Symbolic Computation all top 5 Fields 120 Numerical analysis (65-XX) 70 Partial differential equations (35-XX) 23 Optics, electromagnetic theory (78-XX) 20 General and overarching topics; collections (00-XX) 15 Calculus of variations and optimal control; optimization (49-XX) 14 Mechanics of deformable solids (74-XX) 10 Fluid mechanics (76-XX) 7 Potential theory (31-XX) 3 Functional analysis (46-XX) 3 Computer science (68-XX) 2 Operator theory (47-XX) 1 History and biography (01-XX) 1 Commutative algebra (13-XX) 1 Algebraic geometry (14-XX) 1 Group theory and generalizations (20-XX) 1 Functions of a complex variable (30-XX) 1 Integral equations (45-XX) 1 Operations research, mathematical programming (90-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH 90 Publications have been cited 549 times in 369 Documents Cited by ▼ Year ▼ Numerical analysis of nonlinear multiharmonic eddy current problems. Zbl 1122.78016Bachinger, F.; Langer, U.; Schöberl, J. 33 2005 Boundary element tearing and interconnecting methods. Zbl 1037.65123Langer, U.; Steinbach, O. 29 2003 Multipatch discontinuous Galerkin isogeometric analysis. Zbl 1334.65194Langer, Ulrich; Mantzaflaris, Angelos; Moore, Stephen E.; Toulopoulos, Ioannis 24 2015 A robust preconditioned minres solver for distributed time-periodic eddy current optimal control problems. Zbl 1258.49059Kolmbauer, Michael; Langer, Ulrich 20 2012 Approximate solution of plastic flow theory problems. Zbl 0555.73039Korneev, Vadim G.; Langer, Ulrich 20 1984 The approximate Dirichlet domain decomposition method. I: An algebraic approach. Zbl 0741.65091Haase, G.; Langer, U.; Meyer, A. 17 1991 Fast parallel solvers for symmetric boundary element domain decomposition equations. Zbl 0907.65119Carstensen, C.; Kuhn, M.; Langer, U. 16 1998 Shape optimization of an electric motor subject to nonlinear magnetostatics. Zbl 1330.49042Gangl, P.; Langer, U.; Laurain, A.; Meftahi, H.; Sturm, K. 15 2015 From the boundary element domain decomposition methods to local Trefftz finite element methods on polyhedral meshes. Zbl 1183.65158Copeland, Dylan; Langer, Ulrich; Pusch, David 15 2009 Matrix generation in isogeometric analysis by low rank tensor approximation. Zbl 1360.65282Mantzaflaris, Angelos; Jüttler, Bert; Khoromskij, B. N.; Langer, Ulrich 14 2015 The approximate Dirichlet domain decomposition method. II: Applications to 2nd-order elliptic B.V.P.s. Zbl 0741.65092Haase, G.; Langer, U.; Meyer, A. 13 1991 Analysis of multipatch discontinuous Galerkin IgA approximations to elliptic boundary value problems. Zbl 1388.65152Langer, Ulrich; Toulopoulos, Ioannis 12 2015 Parallel iterative solution of symmetric coupled FE/BE-equations via domain decomposition. Zbl 0798.65110Langer, U. 12 1994 Multigrid preconditioners and their applications. Zbl 0699.65076Jung, Michael; Langer, Ulrich; Meyer, Arnd; Queck, Werner; Schneider, Manfred 12 1989 Inexact data-sparse boundary element tearing and interconnecting methods. Zbl 1133.65105Langer, U.; Of, G.; Steinbach, O.; Zulehner, W. 11 2007 The regularity of solutions of problems from plastic-flow theory. Zbl 0574.73047Korneev, V. G.; Langer, U. 11 1984 Discontinuous Galerkin isogeometric analysis of elliptic PDEs on surfaces. Zbl 1339.65219Langer, Ulrich; Moore, Stephen E. 10 2016 Hierarchical extension operators and local multigrid methods in domain decomposition preconditioners. Zbl 0849.65089Haase, G.; Langer, U.; Meyer, A.; Nepomnyaschikh, S. V. 10 1994 Multiharmonic finite element analysis of a time-periodic parabolic optimal control problem. Zbl 1284.65078Langer, U.; Wolfmayr, M. 9 2013 Efficient preconditioners for boundary element matrices based on grey-box algebraic multigrid methods. Zbl 1035.65144Langer, U.; Pusch, D.; Reitzinger, S. 9 2003 On the convergence factor of Uzawa’s algorithm. Zbl 0601.76021Langer, U.; Queck, W. 9 1986 Space-time isogeometric analysis of parabolic evolution problems. Zbl 1436.76027Langer, Ulrich; Moore, Stephen E.; Neumüller, Martin 8 2016 A robust finite element solver for a multiharmonic parabolic optimal control problem. Zbl 1319.49043Kollmann, M.; Kolmbauer, M.; Langer, U.; Wolfmayr, M.; Zulehner, W. 8 2013 Analysis of a non-standard finite element method based on boundary integral operators. Zbl 1205.65315Hofreither, Clemens; Langer, Ulrich; Pechstein, Clemens 8 2010 On fast domain decomposition solving procedures for \(hp\)-discretizations of 3-D elliptic problems. Zbl 1038.65133Korneev, V. G.; Langer, U.; Xanthis, L. S. 8 2003 Applications of multilevel methods to practical problems. Zbl 0743.65031Jung, Michael; Langer, Ulrich 8 1991 Dirichlet-Dirichlet domain decomposition methods for elliptic problems. \(h\) and \(hp\) finite element discretizations. Zbl 1323.65121Korneev, Vadim Glebovich; Langer, Ulrich 7 2015 Coupled finite and boundary element tearing and interconnecting solvers for nonlinear potential problems. Zbl 1110.78009Langer, U.; Pechstein, C. 7 2006 Parallel multigrid 3D Maxwell solvers. Zbl 0969.65128Haase, G.; Kuhn, M.; Langer, U. 7 2001 Parallelization and preconditioning of the CG-method by means of domain decomposition. Zbl 0797.65033Haase, Gundolf; Langer, Ulrich; Meyer, Arnd 7 1993 The non-overlapping domain decomposition multiplicative Schwarz method. Zbl 0758.65024Haase, Gundolf; Langer, Ulrich 7 1992 Erzeugende endlicher projektiver linearer Gruppen. (Generators of finite projective linear groups). Zbl 0679.20041Langer, Ulrich; Rosenberger, Gerhard 7 1989 Discontinuous Galerkin isogeometric analysis of elliptic diffusion problems on segmentations with gaps. Zbl 1352.65509Hofer, Christoph; Langer, Ulrich; Toulopoulos, Ioannis 6 2016 A non-standard finite element method based on boundary integral operators. Zbl 1310.65146Hofreither, Clemens; Langer, Ulrich; Pechstein, Clemens 6 2012 Coupled finite and boundary element domain decomposition methods. Zbl 1298.65189Langer, Ulrich; Steinbach, Olaf 6 2007 A tutorial on elliptic PDE solvers and their parallelization. Zbl 1029.65121Douglas, Craig C.; Haase, Gundolf; Langer, Ulrich 6 2003 Scientific computing tools for 3D magnetic field problems. Zbl 0983.78026Kuhn, Michael; Langer, Ulrich; Schöberl, Joachim 6 2000 A new approach to the Dirichlet domain decomposition method. Zbl 0714.65088Haase, Gundolf; Langer, Ulrich; Meyer, Arnd 6 1990 Preconditioned Uzawa-type iterative methods for solving mixed finite element equations. Theory - applications - software. Zbl 0619.65052Langer, Ulrich; Queck, Werner 6 1987 Coupled boundary and finite element tearing and interconnecting methods. Zbl 1066.65136Langer, Ulrich; Steinbach, Olaf 5 2005 Adaptive domain decomposition methods for finite and boundary element equations. Zbl 0884.65109Haase, G.; Heise, B.; Kuhn, M.; Langer, U. 5 1997 Low rank tensor methods in Galerkin-based isogeometric analysis. Zbl 1439.65185Mantzaflaris, Angelos; Jüttler, Bert; Khoromskij, Boris N.; Langer, Ulrich 4 2017 Dual-primal isogeometric tearing and interconnecting solvers for multipatch dG-Iga equations. Zbl 1439.65140Hofer, Christoph; Langer, Ulrich 4 2017 Efficient solvers for some classes of time-periodic eddy current optimal control problems. Zbl 1291.78065Kolmbauer, Michael; Langer, Ulrich 4 2013 Comparison of geometrical and algebraic multigrid preconditioners for data-sparse boundary element matrices. Zbl 1142.65346Langer, U.; Pusch, D. 4 2006 Data-sparse algebraic multigrid methods for large scale boundary element equations. Zbl 1073.65135Langer, U.; Pusch, D. 4 2005 Algebraic multigrid methods based on element preconditioning. Zbl 1027.65169Haase, G.; Langer, U.; Reitzinger, S.; Schoberl, J. 4 2001 Two-level hierarchically preconditioned conjugate gradient methods for solving linear elasticity finite element equations. Zbl 0701.65024Jung, M.; Langer, U.; Semmler, U. 4 1989 Time-multipatch discontinuous Galerkin space-time isogeometric analysis of parabolic evolution problems. Zbl 1394.35212Hofer, Christoph; Langer, Ulrich; Neumüller, Martin; Toulopoulos, Ioannis 3 2018 Functional a posteriori error estimates for parabolic time-periodic boundary value problems. Zbl 1330.65150Langer, Ulrich; Repin, Sergey; Wolfmayr, Monika 3 2015 Partitioned solution algorithms for fluid-structure interaction problems with hyperelastic models. Zbl 1297.74039Langer, Ulrich; Yang, Huidong 3 2015 Domain decomposition solvers for nonlinear multiharmonic finite element equations. Zbl 1204.65121Copeland, D. M.; Langer, U. 3 2010 Primal and dual interface concentrated iterative substructuring methods. Zbl 1180.65144Beuchler, Sven; Eibner, Tino; Langer, Ulrich 3 2008 On the use of multigrid preconditioners in the domain decomposition method. Zbl 0742.65084Haase, G.; Langer, Ulrich 3 1991 Two-side a posteriori error estimates for the dual-weighted residual method. Zbl 1440.65200Endtmayer, B.; Langer, U.; Wick, T. 2 2020 Space-time finite element methods for parabolic evolution problems with variable coefficients. Zbl 1433.65217Langer, Ulrich; Neumüller, Martin; Schafelner, Andreas 2 2019 Topology optimization of electric machines based on topological sensitivity analysis. Zbl 1360.49036Gangl, Peter; Langer, Ulrich 2 2012 Fast solvers and a posteriori error estimates in elastoplasticity. Zbl 06082197Gruber, Peter G.; Kienesberger, Johanna; Langer, Ulrich; Schöberl, Joachim; Valdman, Jan 2 2012 Numerical and symbolic scientific computing. Progress and prospects. Zbl 1234.65014Langer, Ulrich (ed.); Paule, Peter (ed.) 2 2012 Domain decomposition methods in science and engineering XVII. Selected papers based on the presentations at the 17th international conference on domain decomposition methods, St. Wolfgang/Strobl, Austria, July 3–7, 2006. Zbl 1130.65004Langer, Ulrich (ed.); Discacciati, Marco (ed.); Keyes, David (ed.); Widlund, Olof (ed.); Zulehner, Walter (ed.) 2 2008 Coupled FETI/BETI solvers for nonlinear potential problems in (un)bounded domains. Zbl 1132.78013Langer, Ulrich; Pechstein, Clemens 2 2007 An efficient method for the numerical simulation of magneto-mechanical sensors and actuators. Zbl 1167.74047Schinnerl, M.; Kaltenbacher, M.; Langer, U.; Lerch, R.; Schöberl, J. 2 2007 Eigenvalue problems in surface acoustic wave filter simulations. Zbl 1308.76252Zaglmayr, S.; Schöberl, J.; Langer, Ulrich 2 2006 Symbolic methods for the element preconditioning technique. Zbl 1019.68145Langer, Ulrich; Reitzinger, Stefan; Schicho, Josef 2 2003 Multigrid methods for the fast numerical simulation of coupled magnetomechanical systems. Zbl 0964.78019Schinnerl, M.; Schöberl, J.; Kaltenbacher, M.; Langer, U.; Lerch, R. 2 2000 The efficient parallel solution of PDEs. Zbl 0874.65094Haase, G.; Langer, U. 2 1996 Isogeometric analysis on non-matching segmentation: discontinuous Galerkin techniques and efficient solvers. Zbl 1427.65404Hofer, Christoph; Langer, Ulrich; Toulopoulos, Ioannis 1 2019 Parallel and robust preconditioning for Space-Time isogeometric analysis of parabolic evolution problems. Zbl 1420.65022Hofer, Christoph; Langer, Ulrich; Neumüller, Martin; Schneckenleitner, Rainer 1 2019 Dual-primal isogeometric tearing and interconnecting methods. Zbl 1418.65130Hofer, Christoph; Langer, Ulrich 1 2019 Multipatch space-time isogeometric analysis of parabolic diffusion problems. Zbl 07222739Langer, U.; Neumüller, M.; Toulopoulos, I. 1 2018 Inexact dual-primal isogeometric tearing and interconnecting methods. Zbl 1450.65166Hofer, Christoph; Langer, Ulrich; Takacs, Stefan 1 2018 Functional a posteriori error estimates for time-periodic parabolic optimal control problems. Zbl 1377.49029Langer, Ulrich; Repin, Sergey; Wolfmayr, Monika 1 2016 FETI solvers for non-standard finite element equations based on boundary integral operators. Zbl 1382.65402Hofreither, Clemens; Langer, Ulrich; Pechstein, Clemens 1 2014 Direct and inverse problems in wave propagation and applications. Selected papers of the workshop on wave propagation and scattering, inverse problems and applications in energy and the environment, Linz, Austria, November 21–25, 2011. Zbl 1272.78001Graham, Ivan (ed.); Langer, Ulrich (ed.); Melenk, Jens M. (ed.); Sini, Mourad (ed.) 1 2013 Method of finite elements for engineers. An introduction to the numerical foundations and computer simulation. 2nd revised and extended ed. Zbl 1264.65001Jung, Michael; Langer, Ulrich 1 2013 A frequency-robust solver for the time-harmonic eddy current problem. Zbl 1247.78040Kolmbauer, Michael; Langer, Ulrich 1 2012 Domain decomposition solvers for frequency-domain finite element equations. Zbl 1217.65186Copeland, Dylan; Kolmbauer, Michael; Langer, Ulrich 1 2011 Boundary element simulation of linear water waves in a model basin. Zbl 1280.76022Hofreither, Clemens; Langer, Ulrich; Tomar, Satyendra 1 2010 Boundary and finite element domain decomposition methods. Zbl 1157.65505Langer, U. 1 2008 Fast adaptive domain decomposition algorithms for \(hp\)-discretizations of 2-D and 3-D elliptic equations: recent advances. Zbl 1061.65136Korneev, V.; Langer, U.; Xanthis, L. 1 2004 Fast adaptive domain decomposition algorithms for \(hp\)-discretizations of 2-\(D\) and 3-\(D\) elliptic equations: recent advances. Zbl 1069.65136Korneev, V.; Langer, U.; Xanthis, L. 1 2003 Multigrid methods: from geometrical to algebraic versions. Zbl 1054.65122Haase, Gundolf; Langer, Ulrich; Reitzinger, Stefan 1 2002 Optimal sizing using automatic differentiation. Zbl 1163.90833Haase, Gundolf; Langer, Ulrich; Lindner, Ewald; Mühlhuber, Wolfram 1 2001 Domain decomposition vs. adaptivity. Zbl 0813.65132Haase, Gundolf; Langer, Ulrich 1 1994 A fast iteration method for solving the first value problem for the biharmonic equation. Zbl 0647.65069Langer, U. 1 1988 Schnelle Verfahren zur Lösung des ersten biharmonischen Randwertproblems. II. (Fast and memory-efficient methods for solving the first biharmonic boundary value problem in special and general regions. II). Zbl 0587.65067Langer, U. 1 1986 Vorkonditionierte Iterationsverfahren vom UZAWA-Typ zur Lösung eines gemischten FEM-Schemas für das erste biharmonische Randwertproblem. I. Zbl 0565.65064Langer, U. 1 1985 Effektive Auflösungsverfahren für elliptische Randwertaufgaben in speziellen und beliebigen Gebieten. Zbl 0549.65077Langer, Ulrich 1 1984 Iterative solution of some schemes of the finite element method for elliptic equations of order 2n,n\(\geq 1\). Zbl 0561.65081Langer, U. 1 1983 On an iterative solution of some schemes of the finite element method for elliptic equations of order 2n, n\(\geq 1\). Zbl 0538.65074Langer, U. 1 1983 Two-side a posteriori error estimates for the dual-weighted residual method. Zbl 1440.65200Endtmayer, B.; Langer, U.; Wick, T. 2 2020 Space-time finite element methods for parabolic evolution problems with variable coefficients. Zbl 1433.65217Langer, Ulrich; Neumüller, Martin; Schafelner, Andreas 2 2019 Isogeometric analysis on non-matching segmentation: discontinuous Galerkin techniques and efficient solvers. Zbl 1427.65404Hofer, Christoph; Langer, Ulrich; Toulopoulos, Ioannis 1 2019 Parallel and robust preconditioning for Space-Time isogeometric analysis of parabolic evolution problems. Zbl 1420.65022Hofer, Christoph; Langer, Ulrich; Neumüller, Martin; Schneckenleitner, Rainer 1 2019 Dual-primal isogeometric tearing and interconnecting methods. Zbl 1418.65130Hofer, Christoph; Langer, Ulrich 1 2019 Time-multipatch discontinuous Galerkin space-time isogeometric analysis of parabolic evolution problems. Zbl 1394.35212Hofer, Christoph; Langer, Ulrich; Neumüller, Martin; Toulopoulos, Ioannis 3 2018 Multipatch space-time isogeometric analysis of parabolic diffusion problems. Zbl 07222739Langer, U.; Neumüller, M.; Toulopoulos, I. 1 2018 Inexact dual-primal isogeometric tearing and interconnecting methods. Zbl 1450.65166Hofer, Christoph; Langer, Ulrich; Takacs, Stefan 1 2018 Low rank tensor methods in Galerkin-based isogeometric analysis. Zbl 1439.65185Mantzaflaris, Angelos; Jüttler, Bert; Khoromskij, Boris N.; Langer, Ulrich 4 2017 Dual-primal isogeometric tearing and interconnecting solvers for multipatch dG-Iga equations. Zbl 1439.65140Hofer, Christoph; Langer, Ulrich 4 2017 Discontinuous Galerkin isogeometric analysis of elliptic PDEs on surfaces. Zbl 1339.65219Langer, Ulrich; Moore, Stephen E. 10 2016 Space-time isogeometric analysis of parabolic evolution problems. Zbl 1436.76027Langer, Ulrich; Moore, Stephen E.; Neumüller, Martin 8 2016 Discontinuous Galerkin isogeometric analysis of elliptic diffusion problems on segmentations with gaps. Zbl 1352.65509Hofer, Christoph; Langer, Ulrich; Toulopoulos, Ioannis 6 2016 Functional a posteriori error estimates for time-periodic parabolic optimal control problems. Zbl 1377.49029Langer, Ulrich; Repin, Sergey; Wolfmayr, Monika 1 2016 Multipatch discontinuous Galerkin isogeometric analysis. Zbl 1334.65194Langer, Ulrich; Mantzaflaris, Angelos; Moore, Stephen E.; Toulopoulos, Ioannis 24 2015 Shape optimization of an electric motor subject to nonlinear magnetostatics. Zbl 1330.49042Gangl, P.; Langer, U.; Laurain, A.; Meftahi, H.; Sturm, K. 15 2015 Matrix generation in isogeometric analysis by low rank tensor approximation. Zbl 1360.65282Mantzaflaris, Angelos; Jüttler, Bert; Khoromskij, B. N.; Langer, Ulrich 14 2015 Analysis of multipatch discontinuous Galerkin IgA approximations to elliptic boundary value problems. Zbl 1388.65152Langer, Ulrich; Toulopoulos, Ioannis 12 2015 Dirichlet-Dirichlet domain decomposition methods for elliptic problems. \(h\) and \(hp\) finite element discretizations. Zbl 1323.65121Korneev, Vadim Glebovich; Langer, Ulrich 7 2015 Functional a posteriori error estimates for parabolic time-periodic boundary value problems. Zbl 1330.65150Langer, Ulrich; Repin, Sergey; Wolfmayr, Monika 3 2015 Partitioned solution algorithms for fluid-structure interaction problems with hyperelastic models. Zbl 1297.74039Langer, Ulrich; Yang, Huidong 3 2015 FETI solvers for non-standard finite element equations based on boundary integral operators. Zbl 1382.65402Hofreither, Clemens; Langer, Ulrich; Pechstein, Clemens 1 2014 Multiharmonic finite element analysis of a time-periodic parabolic optimal control problem. Zbl 1284.65078Langer, U.; Wolfmayr, M. 9 2013 A robust finite element solver for a multiharmonic parabolic optimal control problem. Zbl 1319.49043Kollmann, M.; Kolmbauer, M.; Langer, U.; Wolfmayr, M.; Zulehner, W. 8 2013 Efficient solvers for some classes of time-periodic eddy current optimal control problems. Zbl 1291.78065Kolmbauer, Michael; Langer, Ulrich 4 2013 Direct and inverse problems in wave propagation and applications. Selected papers of the workshop on wave propagation and scattering, inverse problems and applications in energy and the environment, Linz, Austria, November 21–25, 2011. Zbl 1272.78001Graham, Ivan (ed.); Langer, Ulrich (ed.); Melenk, Jens M. (ed.); Sini, Mourad (ed.) 1 2013 Method of finite elements for engineers. An introduction to the numerical foundations and computer simulation. 2nd revised and extended ed. Zbl 1264.65001Jung, Michael; Langer, Ulrich 1 2013 A robust preconditioned minres solver for distributed time-periodic eddy current optimal control problems. Zbl 1258.49059Kolmbauer, Michael; Langer, Ulrich 20 2012 A non-standard finite element method based on boundary integral operators. Zbl 1310.65146Hofreither, Clemens; Langer, Ulrich; Pechstein, Clemens 6 2012 Topology optimization of electric machines based on topological sensitivity analysis. Zbl 1360.49036Gangl, Peter; Langer, Ulrich 2 2012 Fast solvers and a posteriori error estimates in elastoplasticity. Zbl 06082197Gruber, Peter G.; Kienesberger, Johanna; Langer, Ulrich; Schöberl, Joachim; Valdman, Jan 2 2012 Numerical and symbolic scientific computing. Progress and prospects. Zbl 1234.65014Langer, Ulrich (ed.); Paule, Peter (ed.) 2 2012 A frequency-robust solver for the time-harmonic eddy current problem. Zbl 1247.78040Kolmbauer, Michael; Langer, Ulrich 1 2012 Domain decomposition solvers for frequency-domain finite element equations. Zbl 1217.65186Copeland, Dylan; Kolmbauer, Michael; Langer, Ulrich 1 2011 Analysis of a non-standard finite element method based on boundary integral operators. Zbl 1205.65315Hofreither, Clemens; Langer, Ulrich; Pechstein, Clemens 8 2010 Domain decomposition solvers for nonlinear multiharmonic finite element equations. Zbl 1204.65121Copeland, D. M.; Langer, U. 3 2010 Boundary element simulation of linear water waves in a model basin. Zbl 1280.76022Hofreither, Clemens; Langer, Ulrich; Tomar, Satyendra 1 2010 From the boundary element domain decomposition methods to local Trefftz finite element methods on polyhedral meshes. Zbl 1183.65158Copeland, Dylan; Langer, Ulrich; Pusch, David 15 2009 Primal and dual interface concentrated iterative substructuring methods. Zbl 1180.65144Beuchler, Sven; Eibner, Tino; Langer, Ulrich 3 2008 Domain decomposition methods in science and engineering XVII. Selected papers based on the presentations at the 17th international conference on domain decomposition methods, St. Wolfgang/Strobl, Austria, July 3–7, 2006. Zbl 1130.65004Langer, Ulrich (ed.); Discacciati, Marco (ed.); Keyes, David (ed.); Widlund, Olof (ed.); Zulehner, Walter (ed.) 2 2008 Boundary and finite element domain decomposition methods. Zbl 1157.65505Langer, U. 1 2008 Inexact data-sparse boundary element tearing and interconnecting methods. Zbl 1133.65105Langer, U.; Of, G.; Steinbach, O.; Zulehner, W. 11 2007 Coupled finite and boundary element domain decomposition methods. Zbl 1298.65189Langer, Ulrich; Steinbach, Olaf 6 2007 Coupled FETI/BETI solvers for nonlinear potential problems in (un)bounded domains. Zbl 1132.78013Langer, Ulrich; Pechstein, Clemens 2 2007 An efficient method for the numerical simulation of magneto-mechanical sensors and actuators. Zbl 1167.74047Schinnerl, M.; Kaltenbacher, M.; Langer, U.; Lerch, R.; Schöberl, J. 2 2007 Coupled finite and boundary element tearing and interconnecting solvers for nonlinear potential problems. Zbl 1110.78009Langer, U.; Pechstein, C. 7 2006 Comparison of geometrical and algebraic multigrid preconditioners for data-sparse boundary element matrices. Zbl 1142.65346Langer, U.; Pusch, D. 4 2006 Eigenvalue problems in surface acoustic wave filter simulations. Zbl 1308.76252Zaglmayr, S.; Schöberl, J.; Langer, Ulrich 2 2006 Numerical analysis of nonlinear multiharmonic eddy current problems. Zbl 1122.78016Bachinger, F.; Langer, U.; Schöberl, J. 33 2005 Coupled boundary and finite element tearing and interconnecting methods. Zbl 1066.65136Langer, Ulrich; Steinbach, Olaf 5 2005 Data-sparse algebraic multigrid methods for large scale boundary element equations. Zbl 1073.65135Langer, U.; Pusch, D. 4 2005 Fast adaptive domain decomposition algorithms for \(hp\)-discretizations of 2-D and 3-D elliptic equations: recent advances. Zbl 1061.65136Korneev, V.; Langer, U.; Xanthis, L. 1 2004 Boundary element tearing and interconnecting methods. Zbl 1037.65123Langer, U.; Steinbach, O. 29 2003 Efficient preconditioners for boundary element matrices based on grey-box algebraic multigrid methods. Zbl 1035.65144Langer, U.; Pusch, D.; Reitzinger, S. 9 2003 On fast domain decomposition solving procedures for \(hp\)-discretizations of 3-D elliptic problems. Zbl 1038.65133Korneev, V. G.; Langer, U.; Xanthis, L. S. 8 2003 A tutorial on elliptic PDE solvers and their parallelization. Zbl 1029.65121Douglas, Craig C.; Haase, Gundolf; Langer, Ulrich 6 2003 Symbolic methods for the element preconditioning technique. Zbl 1019.68145Langer, Ulrich; Reitzinger, Stefan; Schicho, Josef 2 2003 Fast adaptive domain decomposition algorithms for \(hp\)-discretizations of 2-\(D\) and 3-\(D\) elliptic equations: recent advances. Zbl 1069.65136Korneev, V.; Langer, U.; Xanthis, L. 1 2003 Multigrid methods: from geometrical to algebraic versions. Zbl 1054.65122Haase, Gundolf; Langer, Ulrich; Reitzinger, Stefan 1 2002 Parallel multigrid 3D Maxwell solvers. Zbl 0969.65128Haase, G.; Kuhn, M.; Langer, U. 7 2001 Algebraic multigrid methods based on element preconditioning. Zbl 1027.65169Haase, G.; Langer, U.; Reitzinger, S.; Schoberl, J. 4 2001 Optimal sizing using automatic differentiation. Zbl 1163.90833Haase, Gundolf; Langer, Ulrich; Lindner, Ewald; Mühlhuber, Wolfram 1 2001 Scientific computing tools for 3D magnetic field problems. Zbl 0983.78026Kuhn, Michael; Langer, Ulrich; Schöberl, Joachim 6 2000 Multigrid methods for the fast numerical simulation of coupled magnetomechanical systems. Zbl 0964.78019Schinnerl, M.; Schöberl, J.; Kaltenbacher, M.; Langer, U.; Lerch, R. 2 2000 Fast parallel solvers for symmetric boundary element domain decomposition equations. Zbl 0907.65119Carstensen, C.; Kuhn, M.; Langer, U. 16 1998 Adaptive domain decomposition methods for finite and boundary element equations. Zbl 0884.65109Haase, G.; Heise, B.; Kuhn, M.; Langer, U. 5 1997 The efficient parallel solution of PDEs. Zbl 0874.65094Haase, G.; Langer, U. 2 1996 Parallel iterative solution of symmetric coupled FE/BE-equations via domain decomposition. Zbl 0798.65110Langer, U. 12 1994 Hierarchical extension operators and local multigrid methods in domain decomposition preconditioners. Zbl 0849.65089Haase, G.; Langer, U.; Meyer, A.; Nepomnyaschikh, S. V. 10 1994 Domain decomposition vs. adaptivity. Zbl 0813.65132Haase, Gundolf; Langer, Ulrich 1 1994 Parallelization and preconditioning of the CG-method by means of domain decomposition. Zbl 0797.65033Haase, Gundolf; Langer, Ulrich; Meyer, Arnd 7 1993 The non-overlapping domain decomposition multiplicative Schwarz method. Zbl 0758.65024Haase, Gundolf; Langer, Ulrich 7 1992 The approximate Dirichlet domain decomposition method. I: An algebraic approach. Zbl 0741.65091Haase, G.; Langer, U.; Meyer, A. 17 1991 The approximate Dirichlet domain decomposition method. II: Applications to 2nd-order elliptic B.V.P.s. Zbl 0741.65092Haase, G.; Langer, U.; Meyer, A. 13 1991 Applications of multilevel methods to practical problems. Zbl 0743.65031Jung, Michael; Langer, Ulrich 8 1991 On the use of multigrid preconditioners in the domain decomposition method. Zbl 0742.65084Haase, G.; Langer, Ulrich 3 1991 A new approach to the Dirichlet domain decomposition method. Zbl 0714.65088Haase, Gundolf; Langer, Ulrich; Meyer, Arnd 6 1990 Multigrid preconditioners and their applications. Zbl 0699.65076Jung, Michael; Langer, Ulrich; Meyer, Arnd; Queck, Werner; Schneider, Manfred 12 1989 Erzeugende endlicher projektiver linearer Gruppen. (Generators of finite projective linear groups). Zbl 0679.20041Langer, Ulrich; Rosenberger, Gerhard 7 1989 Two-level hierarchically preconditioned conjugate gradient methods for solving linear elasticity finite element equations. Zbl 0701.65024Jung, M.; Langer, U.; Semmler, U. 4 1989 A fast iteration method for solving the first value problem for the biharmonic equation. Zbl 0647.65069Langer, U. 1 1988 Preconditioned Uzawa-type iterative methods for solving mixed finite element equations. Theory - applications - software. Zbl 0619.65052Langer, Ulrich; Queck, Werner 6 1987 On the convergence factor of Uzawa’s algorithm. Zbl 0601.76021Langer, U.; Queck, W. 9 1986 Schnelle Verfahren zur Lösung des ersten biharmonischen Randwertproblems. II. (Fast and memory-efficient methods for solving the first biharmonic boundary value problem in special and general regions. II). Zbl 0587.65067Langer, U. 1 1986 Vorkonditionierte Iterationsverfahren vom UZAWA-Typ zur Lösung eines gemischten FEM-Schemas für das erste biharmonische Randwertproblem. I. Zbl 0565.65064Langer, U. 1 1985 Approximate solution of plastic flow theory problems. Zbl 0555.73039Korneev, Vadim G.; Langer, Ulrich 20 1984 The regularity of solutions of problems from plastic-flow theory. Zbl 0574.73047Korneev, V. G.; Langer, U. 11 1984 Effektive Auflösungsverfahren für elliptische Randwertaufgaben in speziellen und beliebigen Gebieten. Zbl 0549.65077Langer, Ulrich 1 1984 Iterative solution of some schemes of the finite element method for elliptic equations of order 2n,n\(\geq 1\). Zbl 0561.65081Langer, U. 1 1983 On an iterative solution of some schemes of the finite element method for elliptic equations of order 2n, n\(\geq 1\). Zbl 0538.65074Langer, U. 1 1983 all cited Publications top 5 cited Publications all top 5 Cited by 584 Authors 31 Langer, Ulrich 14 Steinbach, Olaf 12 Axelsson, Axel Owe Holger 10 Hofer, Christoph D. 10 Jüttler, Bert 10 Weißer, Steffen 9 Pechstein, Clemens 9 Schöberl, Joachim 9 Toulopoulos, Ioannis 7 Beuchler, Sven 6 Haase, Gundolf 6 Mantzaflaris, Angelos 6 Of, Günther 6 Tröltzsch, Fredi 5 Kraus, Johannes K. 5 Reitzinger, Stefan 5 Repin, Sergeĭ Igorevich 5 Tani, Mattia 5 Wick, Thomas 5 Wolfmayr, Monika 4 Angelov, Todor Angelov 4 Hiptmair, Ralf 4 Hsiao, George C. 4 Jung, Michael 4 Korneev, Vadim Glebovich 4 Laurain, Antoine 4 Moore, Stephen Edward 4 Neumüller, Martin 4 Nicaise, Serge 4 Pan, Xingbin 4 Scheichl, Robert 4 Siebenborn, Martin 4 Takacs, Stefan 4 Yousept, Irwin 3 Blaheta, Radim 3 Bouchala, Jiří 3 Chen, Falai 3 Claeys, Xavier 3 Dostál, Zdeněk 3 Elleithy, Wael M. 3 Haase, Gunfolf 3 Heuer, Norbert 3 Kaltenbacher, Manfred 3 Khoromskij, Boris N. 3 Langer, Uwe 3 Ledger, Paul David 3 Liang, Zhao-Zheng 3 Lukáš, Dalibor 3 Mellado, Mario E. 3 Neytcheva, Maya G. 3 Niyonzima, Innocent 3 Ovall, Jeffrey S. 3 Sadowská, Marie 3 Sangalli, Giancarlo 3 Schöps, Sebastian 3 Schulz, Volker H. 3 Stephan, Ernst Peter 3 Valli, Alberto 3 Vodička, Roman 3 Welker, Kathrin 3 Wendland, Wolfgang L. 3 Yang, Huidong 3 Zhang, Guofeng 3 Zou, Jun 2 Acevedo, Ramiro 2 Anand, Akash 2 Augustin, Christoph M. 2 Bartel, Andreas 2 Braess, Dietrich 2 Bramble, James H. 2 Buchegger, Florian 2 Chan, Jesse 2 Clemens, Markus 2 Coulier, Pieter 2 Dedner, Andreas S. 2 Eaton, Matthew D. 2 Evans, John A. 2 Führer, Thomas 2 Gangl, Peter 2 Gatica, Gabriel N. 2 Geuzaine, Christophe A. 2 Globisch, Gerhard 2 Harbrecht, Helmut 2 Heise, Bodo 2 Hong, Qingguo 2 Hu, Qiya 2 Jerez-Hanckes, Carlos 2 Jiang, Xue 2 Kaltenbacher, Barbara 2 Kapl, Mario 2 Karátson, János 2 Kópházi, József 2 Kozubek, Tomas 2 Kuhn, Matthew R. 2 Leithäuser, Christian 2 Liebmann, Manfred 2 MacLachlan, Scott P. 2 Madhavan, Pravin 2 Mantič, Vladislav 2 Meftahi, Houcine ...and 484 more Authors all top 5 Cited in 104 Serials 39 Computer Methods in Applied Mechanics and Engineering 23 Computers & Mathematics with Applications 17 SIAM Journal on Scientific Computing 15 Computing 14 Numerische Mathematik 13 International Journal for Numerical Methods in Engineering 13 Journal of Computational and Applied Mathematics 11 Journal of Computational Physics 11 Applied Numerical Mathematics 11 Numerical Linear Algebra with Applications 7 Mathematics of Computation 6 SIAM Journal on Numerical Analysis 6 COMPEL 6 Engineering Analysis with Boundary Elements 6 Computing and Visualization in Science 6 Computational Methods in Applied Mathematics 5 Applicable Analysis 5 Mathematical Methods in the Applied Sciences 5 Applied Mathematics and Computation 5 M\(^3\)AS. Mathematical Models & Methods in Applied Sciences 5 ZAMM. Zeitschrift für Angewandte Mathematik und Mechanik 4 Mathematics and Computers in Simulation 4 Computational Mechanics 4 Numerical Algorithms 4 ETNA. Electronic Transactions on Numerical Analysis 4 European Series in Applied and Industrial Mathematics (ESAIM): Mathematical Modelling and Numerical Analysis 3 International Journal of Engineering Science 3 Computer Aided Geometric Design 3 Numerical Methods for Partial Differential Equations 3 Journal of Scientific Computing 3 Mathematical Problems in Engineering 3 Archives of Computational Methods in Engineering 3 Journal of Numerical Mathematics 2 Journal of Mathematical Analysis and Applications 2 BIT 2 Journal of Optimization Theory and Applications 2 Applied Mathematics Letters 2 Computational Mathematics and Mathematical Physics 2 Applied Mathematical Modelling 2 International Journal of Computer Mathematics 2 Linear Algebra and its Applications 2 Advances in Computational Mathematics 2 Vietnam Journal of Mathematics 2 Optimization Methods & Software 2 Multiscale Modeling & Simulation 2 Discrete and Continuous Dynamical Systems. Series S 2 Journal of Mathematics in Industry 2 Communications in Mathematics and Statistics 1 Computers and Fluids 1 Computer Physics Communications 1 Communications on Pure and Applied Mathematics 1 Jahresbericht der Deutschen Mathematiker-Vereinigung (DMV) 1 Journal of the Franklin Institute 1 Journal of Mathematical Biology 1 Journal of Mathematical Physics 1 Journal of the Mechanics and Physics of Solids 1 Periodica Mathematica Hungarica 1 Rocky Mountain Journal of Mathematics 1 ZAMP. Zeitschrift für angewandte Mathematik und Physik 1 Zeitschrift für Angewandte Mathematik und Mechanik (ZAMM) 1 Applied Mathematics and Optimization 1 Journal of Algebra 1 Journal of Differential Equations 1 Mathematische Nachrichten 1 Numerical Functional Analysis and Optimization 1 Results in Mathematics 1 Theoretical Computer Science 1 Transactions of the American Mathematical Society 1 Applied Mathematics and Mechanics. (English Edition) 1 Parallel Computing 1 Optimization 1 Journal of Symbolic Computation 1 Computational Mathematics and Modeling 1 Applications of Mathematics 1 Journal de Mathématiques Pures et Appliquées. Neuvième Série 1 SIAM Journal on Applied Mathematics 1 SIAM Journal on Mathematical Analysis 1 SIAM Journal on Optimization 1 Computational Optimization and Applications 1 Calculus of Variations and Partial Differential Equations 1 Communications in Numerical Methods in Engineering 1 Journal of Mathematical Sciences (New York) 1 Journal of Inverse and Ill-Posed Problems 1 Discrete and Continuous Dynamical Systems 1 Doklady Mathematics 1 Journal of Mathematical Fluid Mechanics 1 European Journal of Mechanics. A. Solids 1 M2AN. Mathematical Modelling and Numerical Analysis. ESAIM, European Series in Applied and Industrial Mathematics 1 Engineering Computations 1 Lobachevskii Journal of Mathematics 1 Differential Equations 1 Journal of the Australian Mathematical Society 1 Journal of Machine Learning Research (JMLR) 1 Journal of Applied Mathematics and Computing 1 Central European Journal of Mathematics 1 Journal of Computational Acoustics 1 International Journal of Parallel, Emergent and Distributed Systems 1 Frontiers of Mathematics in China 1 Mathematical Control and Related Fields 1 Journal of Modern Methods in Numerical Mathematics ...and 4 more Serials all top 5 Cited in 32 Fields 281 Numerical analysis (65-XX) 140 Partial differential equations (35-XX) 82 Mechanics of deformable solids (74-XX) 58 Optics, electromagnetic theory (78-XX) 48 Calculus of variations and optimal control; optimization (49-XX) 28 Fluid mechanics (76-XX) 7 Manifolds and cell complexes (57-XX) 6 Group theory and generalizations (20-XX) 6 Computer science (68-XX) 6 Classical thermodynamics, heat transfer (80-XX) 6 Operations research, mathematical programming (90-XX) 6 Biology and other natural sciences (92-XX) 5 Global analysis, analysis on manifolds (58-XX) 4 Potential theory (31-XX) 4 Systems theory; control (93-XX) 3 Linear and multilinear algebra; matrix theory (15-XX) 3 Functions of a complex variable (30-XX) 3 Geophysics (86-XX) 2 General and overarching topics; collections (00-XX) 2 Combinatorics (05-XX) 2 Algebraic geometry (14-XX) 2 Operator theory (47-XX) 2 Statistical mechanics, structure of matter (82-XX) 1 Number theory (11-XX) 1 Ordinary differential equations (34-XX) 1 Approximations and expansions (41-XX) 1 Integral transforms, operational calculus (44-XX) 1 Integral equations (45-XX) 1 Functional analysis (46-XX) 1 Probability theory and stochastic processes (60-XX) 1 Statistics (62-XX) 1 Information and communication theory, circuits (94-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. 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