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Number of items: 57.

Gräßle, Carmen ; Hinze, Michael ; Lang, Jens ; Ullmann, Sebastian (2019):
POD model order reduction with space-adapted snapshots for incompressible flows.
In: Advances in Computational Mathematics, 45, pp. 2401-2428. Springer, ISSN 1019-7168,
DOI: 10.1007/s10444-019-09716-7,
[Article]

Müller, Christopher ; Ullmann, Sebastian ; Lang, Jens (2019):
A Bramble--Pasciak Conjugate Gradient Method for Discrete Stokes Equations with Random Viscosity.
In: SIAM/ASA Journal on Uncertainty Quantification, 7 (3), pp. 787-805. ISSN 2166-2525,
DOI: 10.1137/18m1163920,
[Article]

Ullmann, Sebastian ; Lang, Jens (2018):
Stochastic Galerkin reduced basis methods for parametrized linear elliptic PDEs.
In: SIAM / ASA Journal on Uncertainty Quantification, (submitted), [Article]

Mindt, Pascal ; Lang, Jens ; Domschke, Pia (2018):
Entropy-Preserving Coupling of Hierarchical Gas Models.
[Report]

Müller, Christopher ; Ullmann, Sebastian ; Lang, Jens
Schäfer, Michael ; Behr, Marek ; Mehl, Miriam ; Wohlmuth, Barbara (eds.) (2018):
A Bramble-Pasciak conjugate gradient method for discrete Stokes problems with lognormal random viscosity.
In: Lecture Notes in Computational Science and Engineering, 124, In: Recent Advances in Computational Engineering, pp. 63-87, Cham, Springer International Publishin, ISBN 978-3-319-93891-2,
DOI: 10.1007/978-3-319-93891-2_5,
[Book Section]

Spannring, Christopher ; Ullmann, Sebastian ; Lang, Jens
Schäfer, Michael ; Behr, Marek ; Mehl, Miriam ; Wohlmuth, Barbara (eds.) (2018):
A weighted reduced basis method for parabolic PDEs with random data.
In: Lecture Notes in Computational Science and Engineering, 124, In: Recent Advances in Computational Engineering, pp. 145-161, Cham, Springer International Publishing, ISBN 978-3-319-93891-2,
DOI: 10.1007/978-3-319-93891-2_9,
[Book Section]

Müller, Christopher ; Ullmann, Sebastian ; Lang, Jens (2018):
A Bramble-Pasciak conjugate gradient method for discrete Stokes equations with random viscosity.
In: SIAM/ASA Journal on Uncertainty Quantification (JUQ), 7 (3), pp. 787-805. [Article]

Domschke, Pia ; Dua, Aseem ; Stolwijk, Jeroen J. ; Lang, Jens ; Mehrmann, Volker (2018):
Adaptive refinement strategies for the simulation of gas flow in networks using a model hierarchy.
In: Electronic Transactions on Numerical Analysis, 48, pp. 97-113. DOI: 10.1553/etna_vol48s97,
[Article]

Lang, Jens ; Mindt, Pascal (2018):
Entropy-preserving coupling conditions for one-dimensional Euler systems at junctions.
In: Networks & Heterogeneous Media, 13 (1), pp. 177-190. ISSN 1556-181X,
DOI: 10.3934/nhm.2018008,
[Article]

Schneider, Moritz ; Lang, Jens ; Hundsdorfer, Willem (2018):
Extrapolation-based super-convergent implicit-explicit Peer methods with A-stable implicit part.
In: Journal of Computational Physics, 367, pp. 121-133. ISSN 00219991,
DOI: 10.1016/j.jcp.2018.04.006,
[Article]

Müller, Christopher ; Ullmann, Sebastian ; Lang, Jens (2017):
Conjugate gradient methods for stochastic Galerkin finite element matrices with saddle point structure.
Quantification of Uncertainty: Improving Efficiency and Technology (QUIET), Triest, Italy, 18.-21.07.2017, [Conference or Workshop Item]

Spannring, Christopher ; Ullmann, Sebastian ; Lang, Jens (2017):
Reduced Basis Method for Linear Parabolic Problems with Random Data.
FoMICS-Workshop, Lugano, Switzerland, 15.-19.12.2016, [Conference or Workshop Item]

Spannring, Christopher ; Ullmann, Sebastian ; Lang, Jens (2017):
Reduced Basis Method for Parabolic Problems with Random Data.
SIMAI (Societa Italiana Di Matematica Applicata E Industriale) 2016, Milano, Italy, 13.-16.09.2016, [Conference or Workshop Item]

Spannring, Christopher ; Ullmann, Sebastian ; Lang, Jens (2017):
Weighted Reduced Basis Method for Parabolic PDEs with Random Data.
Quantification of Uncertainty: Improving Efficiency and Technology (QUIET), Triest, Italy, 18.-21.07.2017, [Conference or Workshop Item]

Lang, Jens ; Hundsdorfer, Willem (2017):
Extrapolation-based implicit–explicit Peer methods with optimised stability regions.
In: Journal of Computational Physics, 337, pp. 203-215. ISSN 00219991,
[Article]

Domschke, Pia ; Hiller, Benjamin ; Lang, Jens ; Tischendorf, Caren (2017):
Modellierung von Gasnetzwerken: Eine Übersicht.
In: Preprints, 2717, Darmstadt, Fachbereich Mathematik, TU Darmstadt, [Report]

Spannring, Christopher ; Ullmann, Sebastian ; Lang, Jens (2017):
A Weighted Reduced Basis Method for Parabolic PDE with Random Data.
Reduced Basis Summer School 2017, Goslar, Germany, 19.-22.09.2017, [Conference or Workshop Item]

Spannring, Christopher ; Ullmann, Sebastian ; Lang, Jens (2017):
A Weighted Reduced Basis Method for Parabolic PDE with Random Data.
4th International Conference on Computational Engineering (ICCE 2017), Darmstadt, Germany, Sep 28-29, 2017, [Conference or Workshop Item]

Spannring, Christopher ; Ullmann, Sebastian ; Lang, Jens (2017):
A Weighted Reduced Basis Method for Parabolic PDEs with Random Data.
SIAM Conference on Uncertainty Quantification, Garden Grove 2018, Garden Grove, California, USA, April 16-19, [Conference or Workshop Item]

Domschke, Pia ; Kolb, Oliver ; Lang, Jens (2016):
Adaptive Modelling, Simulation and Optimization of Gas and Water Supply Networks.
In: PAMM, 16 (1), pp. 839-840. Wiley, DOI: 10.1002/pamm.201610408,
[Article]

Ullmann, Sebastian ; Rotkvic, Marko ; Lang, Jens (2016):
POD-Galerkin reduced-order modeling with adaptive finite element snapshots.
In: Journal of Computational Physics, 325, pp. 244-258. ISSN 0021-9991,
[Article]

Spannring, Christopher ; Ullmann, Sebastian ; Lang, Jens (2016):
Reduced Basis Method for Parabolic Problems with Random Data.
Reduced Basis Summer School 2016, Hedersleben, Germany, 04.-07.10.2016, [Conference or Workshop Item]

Huang, Weizhang ; Kamenski, Lennard ; Lang, Jens (2016):
STABILITY OF EXPLICIT ONE-STEP METHODS FOR P1-FINITE ELEMENT APPROXIMATION OF LINEAR DIFFUSION EQUATIONS ON ANISOTROPIC MESHES.
In: Siam Journal on Numerical Analysis, 54 (3), pp. 1612-1634. ISSN 0036-1429,
[Article]

Domschke, Pia ; Kolb, Oliver ; Lang, Jens (2015):
Adjoint-based error control for the simulation and optimization of gas and water supply networks.
In: Applied Mathematics and Computation, 259, pp. 1003-1018. ISSN 0096-3003,
DOI: 10.1016/j.amc.2015.03.029,
[Article]

Debrabant, Kristian ; Lang, Jens (2015):
On asymptotic global error estimation and control of finite difference solutions for semilinear parabolic equations.
In: Computer Methods in Applied Mechanics and Engineering, 288, pp. 110-126. ISSN 0045-7825,
[Article]

Liu, Shengyuan ; Gerisch, Alf ; Rahimi, Mohammad ; Lang, Jens ; Boehm, Michael C. ; Mueller-Plathe, Florian (2015):
Robustness of a new molecular dynamics-finite element coupling approach for soft matter systems analyzed by uncertainty quantification.
In: Journal of Chemical Physics, 142 (10), ISSN 0021-9606,
[Article]

Kuhn, Karen ; Lang, Jens (2014):
Comparison of the asymptotic stability for multirate Rosenbrock methods.
In: Journal of Computational and Applied Mathematics, 262, pp. 139-149. [Article]

Schroeder, Dirk ; Lang, Jens ; Weiner, Ruediger (2014):
Stability and consistency of discrete adjoint implicit peer methods.
In: Journal of Computational and Applied Mathematics, 262, pp. 73-86. [Article]

Bott, Stefanie ; Clever, Debora ; Lang, Jens ; Ulbrich, Stefan ; Ziems, Jan ; Schröder, D.
Leugering, G. ; Benner, P. ; Engell, S. ; Griewank, A. ; Harbrecht, H. ; Hinze, Michael ; Rannacher, R. ; Ulbrich, Stefan (eds.) (2014):
On a Fully Adaptive SQP Method for PDAE-Constrained Optimal Control Problems with Control and State Constraints.
In: Int. Ser. Numer. Math., In: Trends in PDE Constrained Optimization, pp. 85-108, Springer International Publishing, [Book Section]

Ullmann, Sebastian ; Lang, Jens
Garcke, J. ; Pflüger, D. (eds.) (2014):
POD-Galerkin Modeling and Sparse-Grid Collocation for a Natural Convection Problem with Stochastic Boundary Conditions.
In: Lecture Notes in Computational Science and Engineering, In: Sparse Grids and Applications - Munich 2012, pp. 295-315, Springer, [Book Section]

Liersch, Claudia ; Frankenbach, Matthias ; Froehlich, Jochen ; Lang, Jens (2014):
Recent progress in designing moving meshes for complex turbulent flows.
In: Meteorologische Zeitschrift, 23 (4), pp. 425-439. ISSN 0941-2948,
[Article]

Hertel, Claudia ; Schuemichen, Michel ; Lang, Jens ; Froehlich, Jochen (2013):
Using a Moving Mesh PDE for Cell Centres to Adapt a Finite Volume Grid.
In: Flow Turbulence and Combustion, 90, pp. 785-812. [Article]

Braack, Malte ; Lang, Jens ; Taschenberger, Nico (2013):
Stabilized finite elements for transient flow problems on varying spatial meshes.
In: Computer Methods in Applied Mechanics and Engineering, 253, pp. 106-116. [Article]

Ullmann, Sebastian ; Löbig, Stefan ; Lang, Jens
Janicka, J. ; Sadiki, Amsini ; Schäfer, Michael ; Heeger, Christof (eds.) (2013):
Adaptive Large Eddy Simulation and Reduced-Order Modeling.
In: Fluid Mechanics and Its Applications, 102, In: Flow and Combustion in Advanced Gas Turbine Combustors, pp. 349-378, Dordrecht, Springer Netherlands, ISBN 978-94-007-5320-4,
DOI: 10.1007/978-94-007-5320-4₁₂,
[Book Section]

Ullmann, Sebastian ; Lang, Jens (2012):
POD and CVT Galerkin reduced-order modeling of the flow around a cylinder.
In: Proceedings in Applied Mathematics and Mechanics (PAMM), 12 (1), pp. 697-698. John Wiley and Sons, ISSN 1617-7061,
[Article]

Clever, Debora ; Lang, Jens ; Ulbrich, Stefan ; Ziems, Jan
Leugering, Guenter (ed.) (2012):
Generalized Multilevel SQP- methods for PDAE-constrained Optimization Based on Space-Time Adaptive PDAE Solvers.
In: International Series of Numerical Mathematics, 160, In: Constrained Optimization and Optimal Control for Partial Differential Equations, pp. 37-60, Basel, Springer, [Book Section]

Geissler, Bjoern ; Kolb, Oliver ; Lang, Jens ; Leugering, Guenter ; Martin, Alexander ; Morsi, Antonio (2011):
Mixed integer linear models for the optimization of dynamical transport networks.
In: Mathematical Methods of Operations Research, 73, pp. 339-362. [Article]

Frank, Martin ; Lang, Jens ; Schäfer, Matthias (2011):
Adaptive Finite Element Simulation of the Time-dependent Simplified P N Equations.
In: Journal of Scientific Computing, ISSN 0885-7474,
[Article]

Domschke, Pia ; Kolb, Oliver ; Lang, Jens
Yang, X.-S. ; Koziel, S. (eds.) (2011):
Adjoint-Based Control of Model and Discretization Errors for Gas and Water Supply Networks.
In: Studies in Computational Intelligence, 359, In: Computational Optimization and Applications in Engineering and Industry, pp. 1-17, Berlin, Heidelberg, Springer, ISBN 978-3-642-20986-4,
DOI: 10.1007/978-3-642-20986-4_1,
[Book Section]

Domschke, Pia ; Kolb, Oliver ; Lang, Jens
Aubry, D. ; Diéz, P. ; Tie, B. ; Parés, N. (eds.) (2011):
Adjoint-Based Error Control for the Simulation of Gas and Water Supply Networks.
In: Adaptive Modeling and Simulation 2011, pp. 183-194, Barcelona, International Center for Numerical Methods in Engineering (CIMNE), [Book Section]

Domschke, Pia ; Kolb, Oliver ; Lang, Jens (2011):
Adjoint-based control of model and discretisation errors for gas flow in networks.
In: International Journal of Mathematical Modelling and Numerical Optimisation, 2 (2), p. 175. ISSN 2040-3607,
DOI: 10.1504/IJMMNO.2011.039427,
[Article]

Lang, Jens ; Lilienthal, Martin ; Schnepp, Sascha (2011):
Effizienz durch adaptive Simulationsverfahren.
In: forschen, Wissenschaftsmagazin der Technischen Universität Darmstadt, pp. 16-19. [Article]

Domschke, Pia ; Geissler, Björn ; Kolb, Oliver ; Lang, Jens ; Martin, Alexander ; Morsi, Antonio (2010):
Combination of Nonlinear and Linear Optimization of Transient Gas Networks.
In: INFORMS Journal on Computing, ISSN 1091-9856,
DOI: 10.1287/ijoc.1100.0429,
[Article]

Clever, Debora ; Lang, Jens ; Ulbrich, Stefan ; Ziems, Jan (2010):
Combination of an Adaptive Multilevel SQP Method and a Space-Time Adaptive PDAE Solver for Optimal Control Problems.
pp. 1429-1437, Procedia Computer Science, [Conference or Workshop Item]

Kolb, Oliver ; Domschke, Pia ; Lang, Jens (2010):
Modified QR decomposition to avoid non-uniqueness in water supply networks with extension to adjoint calculus.
In: Procedia Computer Science, 1 (1), pp. 1427-1434. ISSN 18770509,
DOI: 10.1016/j.procs.2010.04.158,
[Article]

Kolb, Oliver ; Domschke, Pia ; Lang, Jens
Fitt, Alistair D. ; Norbury, John ; Ockendon, Hilary ; Wilson, Eddie (eds.) (2010):
Moving Penalty Functions for Optimal Control with PDEs on Networks.
15, In: Progress in Industrial Mathematics at ECMI 2008, pp. 925-931, Berlin, Heidelberg, Springer Berlin Heidelberg, DOI: 10.1007/978-3-642-12110-4_148,
[Book Section]

Ullmann, Sebastian ; Lang, Jens
A POD-Galerkin Reduced Model with Updated Coefficients for Smagorinsky LES.
In: Proceedings of the V European Conference on Computational Fluid Dynamics ECCOMAS CFD 2010, [Article]

Domschke, Pia ; Kolb, Oliver ; Lang, Jens (2010):
An adaptive model switching and discretization algorithm for gas flow on networks.
In: Procedia Computer Science, 1 (1), pp. 1331-1340. ISSN 18770509,
DOI: 10.1016/j.procs.2010.04.148,
[Article]

Kolb, Oliver ; Lang, Jens ; Bales, Pia (2010):
An implicit box scheme for subsonic compressible flow with dissipative source term.
In: Numerical Algorithms, 53 (2-3), pp. 293-307. ISSN 1017-1398,
DOI: 10.1007/s11075-009-9287-y,
[Article]

Huang, Weizhang ; Kamenski, Lennard ; Lang, Jens (2010):
A new anisotropic mesh adaptation method based upon hierarchical a posteriori error estimates.
In: Journal of Computational Physics, 229 (6), p. 2179. ISSN 00219991,
[Article]

Bales, Pia ; Kolb, Oliver ; Lang, Jens
Allen, G. ; Nabrzyski, J. ; Seidel, E. ; van Albada, G. D. ; Dongarra, J. ; Sloot, P. M. A. (eds.) (2009):
Hierarchical modelling and model adaptivity for gas flow on networks.
In: Lecture Notes in Computer Science, 5544, In: Computational Science — ICCS 2009, pp. 337-346, Springer Berlin Heidelberg, ISBN 978-3-642-01970-8,
DOI: 10.1007/978-3-642-01970-8_33,
[Book Section]

Wimmer, G. ; Clemens, M. ; Lang, Jens (2008):
Calculation of magnetic fields with finite elements.
In: From nano to space : applied mathematics inspired by Roland Bulirsch / Michael H. Breitner ... (ed.) . - Berlin [u.a.] : Springer, 2008 SBN: 978-3-540-74237-1, Berlin [u.a.], Springer, [Book Section]

Kolb, Oliver ; Lang, Jens ; Bales, Pia (2007):
Adaptive linearized models for optimization of gas networks.
In: International Congress on Industrial and Applied Mathematics <Zürich,2007> ; PAMM, Proc. Appl. Math. Mech. 7 ; 1061301-1061302, pp. 1061301-1061302, [Conference or Workshop Item]

Lang, Jens ; Debrabant, Kristian ; Verwer, Jan (2007):
On global error control for parabolic PDEs.
In: Oberwolfach reports, 4, pp. 1702--1704. [Article]

Lang, Jens ; Verwer, J. (2007):
On global error estimation and control for initial value problems.
In: SIAM Journal on Scientific Computing, 29, pp. 1460-1475. [Article]

Teleaga, Ioan ; Lang, Jens (2005):
Towards the description of modelling and numerical errors in LES.
In: Proceedings of the 1st workshop "Quality Assessment of Unsteady Methods for Turbulent Combustion Prediction and Validation", June 16-17, Seeheim, Germany, (2005), [Conference or Workshop Item]

Lang, Jens ; Cao, Weiming ; Huang, Weizhang ; Russell, Robert (2002):
D. a two-dimensional moving finite element method with local refinement based on a posteriori error estimates.
2252, Darmstadt, Technische Hochschule Darmstadt, Fachbereich Mathematik, [Book]

This list was generated on Sat Oct 16 07:37:11 2021 CEST.