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ORCIDRobert Altmann
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2020 – today
- 2024
[j16]Robert Altmann
, Daniel Peterseim, Tatjana Stykel:
Riemannian Newton Methods for Energy Minimization Problems of Kohn-Sham Type. J. Sci. Comput. 101(1): 6 (2024)- [i22]Robert Altmann, Matthias Deiml:
A second-order iterative time integration scheme for linear poroelasticity. CoRR abs/2403.12699 (2024) - [i21]Robert Altmann, Afsaneh Moradi:
Probabilistic time integration for semi-explicit PDAEs. CoRR abs/2406.07220 (2024) - [i20]Robert Altmann, Philipp Schulze:
A novel energy-based modeling framework. CoRR abs/2406.12391 (2024) - [i19]Robert Altmann, Abdullah Mujahid, Benjamin Unger:
Decoupling multistep schemes for elliptic-parabolic problems. CoRR abs/2407.18594 (2024) - 2023
- [j15]Robert Altmann:
Splitting schemes for the semi-linear wave equation with dynamic boundary conditions. Comput. Math. Appl. 151: 12-20 (2023) - [i18]Robert Altmann, Christoph Zimmer:
A posteriori error estimation for parabolic problems with dynamic boundary conditions. CoRR abs/2302.02893 (2023) - [i17]Robert Altmann, Matthias Deiml:
A novel iterative time integration scheme for linear poroelasticity. CoRR abs/2304.12224 (2023) - [i16]Robert Altmann, Daniel Peterseim, Tatjana Stykel:
Riemannian Newton methods for energy minimization problems of Kohn-Sham type. CoRR abs/2307.13820 (2023) - [i15]Robert Altmann, Abdullah Mujahid, Benjamin Unger:
Higher-order iterative decoupling for poroelasticity. CoRR abs/2311.14400 (2023) - 2022
- [j14]Robert Altmann, Patrick Henning, Daniel Peterseim:
Localization and Delocalization of Ground States of Bose-Einstein Condensates Under Disorder. SIAM J. Appl. Math. 82(1): 330-358 (2022) - [j13]Robert Altmann, Roland Maier:
A Decoupling and Linearizing Discretization for Weakly Coupled Poroelasticity with Nonlinear Permeability. SIAM J. Sci. Comput. 44(3): 457- (2022) - [i14]Robert Altmann, Christoph Zimmer:
Dissipation-preserving discretization of the Cahn-Hilliard equation with dynamic boundary conditions. CoRR abs/2203.15097 (2022) - [i13]Robert Altmann, Roland Maier, Benjamin Unger:
Semi-explicit integration of second order for weakly coupled poroelasticity. CoRR abs/2203.16664 (2022) - [i12]Robert Altmann, Christoph Zimmer:
A second-order bulk-surface splitting for parabolic problems with dynamic boundary conditions. CoRR abs/2209.07835 (2022) - 2021
- [j12]Robert Altmann, Patrick Henning, Daniel Peterseim:
Numerical homogenization beyond scale separation. Acta Numer. 30: 1-86 (2021) - [j11]Robert Altmann, Barbara Verfürth:
A Multiscale Method for Heterogeneous Bulk-Surface Coupling. Multiscale Model. Simul. 19(1): 374-400 (2021) - [j10]Robert Altmann, Roland Maier, Benjamin Unger:
Semi-explicit discretization schemes for weakly coupled elliptic-parabolic problems. Math. Comput. 90(329): 1089-1118 (2021) - [j9]Robert Altmann, Patrick Henning, Daniel Peterseim:
The J-method for the Gross-Pitaevskii eigenvalue problem. Numerische Mathematik 148(3): 575-610 (2021) - [i11]Robert Altmann, Christoph Zimmer:
Singular perturbation results for linear partial differential-algebraic equations of hyperbolic type. CoRR abs/2102.03177 (2021) - [i10]Robert Altmann, Roland Maier:
A decoupling and linearizing discretization for poroelasticity with nonlinear permeability. CoRR abs/2104.10092 (2021) - [i9]Robert Altmann, Balázs Kovács, Christoph Zimmer:
Bulk-surface Lie splitting for parabolic problems with dynamic boundary conditions. CoRR abs/2108.08147 (2021) - [i8]Robert Altmann, Daniel Peterseim, Tatjana Stykel:
Energy-adaptive Riemannian optimization on the Stiefel manifold. CoRR abs/2108.09831 (2021) - [i7]Robert Altmann:
Splitting schemes for the semi-linear wave equation with dynamic boundary conditions. CoRR abs/2112.04321 (2021) - 2020
- [i6]Robert Altmann, Barbara Verfürth:
A multiscale method for heterogeneous bulk-surface coupling. CoRR abs/2005.06320 (2020) - [i5]Robert Altmann, Patrick Henning, Daniel Peterseim:
Localization and delocalization of ground states of Bose-Einstein condensates under disorder. CoRR abs/2006.00773 (2020) - [i4]Robert Altmann, Roland Herzog:
Continuous Galerkin Schemes for Semi-Explicit Differential-Algebraic Equations. CoRR abs/2011.09336 (2020)
2010 – 2019
- 2019
- [j8]Robert Altmann:
A PDAE formulation of parabolic problems with dynamic boundary conditions. Appl. Math. Lett. 90: 202-208 (2019) - [j7]Shubin Fu, Robert Altmann, Eric T. Chung, Roland Maier, Daniel Peterseim, Sai-Mang Pun:
Computational multiscale methods for linear poroelasticity with high contrast. J. Comput. Phys. 395: 286-297 (2019) - [j6]Robert Altmann, Daniel Peterseim:
Localized Computation of Eigenstates of Random Schrödinger Operators. SIAM J. Sci. Comput. 41(6): B1211-B1227 (2019) - [i3]Robert Altmann, Christoph Zimmer:
Exponential integrators for semi-linear parabolic problems with linear constraints. CoRR abs/1907.02828 (2019) - [i2]Robert Altmann, Patrick Henning, Daniel Peterseim:
The J-method for the Gross-Pitaevskii eigenvalue problem. CoRR abs/1908.00333 (2019) - [i1]Robert Altmann, Roland Maier, Benjamin Unger:
Semi-explicit discretization schemes for weakly-coupled elliptic-parabolic problems. CoRR abs/1909.03497 (2019) - 2018
- [j5]Robert Altmann, Christoph Zimmer:
Runge-Kutta methods for linear semi-explicit operator differential-algebraic equations. Math. Comput. 87(309): 149-174 (2018) - 2017
- [j4]Robert Altmann, Alexander Ostermann:
Splitting methods for constrained diffusion-reaction systems. Comput. Math. Appl. 74(5): 962-976 (2017) - [j3]Robert Altmann:
Convergence of the Rothe Method Applied to Operator DAEs Arising in Elastodynamics. Comput. Methods Appl. Math. 17(4): 533-552 (2017) - [j2]Robert Altmann, Philipp Schulze:
A port-Hamiltonian formulation of the Navier-Stokes equations for reactive flows. Syst. Control. Lett. 100: 51-55 (2017) - 2012
- [j1]Robert Altmann, Carsten Carstensen:
P1-Nonconforming Finite Elements on Triangulations into Triangles and Quadrilaterals. SIAM J. Numer. Anal. 50(2): 418-438 (2012)
Coauthor Index
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