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Alexander Ostermann

University of Innsbruck

207

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A μ-mode integrator for solving evolution equations in Kronecker form.

2022 J. Comput. Phys.
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A Fully Discrete Low-Regularity Integrator for the Nonlinear Schrödinger Equation.

2022 J. Sci. Comput.
- Alexander Ostermann
- Fangyan Yao
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Error estimates at low regularity of splitting schemes for NLS

2021 Mathematics of Computation
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Fast numerical schemes for nonlinear space-fractional multidelay reaction-diffusion equations by implicit integration factor methods

2021 Applied Mathematics and Computation
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An accurate and time-parallel rational exponential integrator for hyperbolic and oscillatory PDEs

2021 Journal of Computational Physics
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Exponential integrators for second-order in time partial differential equations

2021 arXiv: Numerical Analysis
- Alexander Ostermann
- Duy Phan
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An efficient second-order energy stable BDF scheme for the space fractional Cahn–Hilliard equation

2021 Bit Numerical Mathematics
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A low-rank Lie-Trotter splitting approach for nonlinear fractional complex Ginzburg-Landau equations

2021 Journal of Computational Physics
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A preconditioning technique for an all-at-once system from Volterra subdiffusion equations with graded time steps.

2021 arXiv: Numerical Analysis
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An exponential integrator/WENO discretization for sonic-boom simulation on modern computer hardware.

2021 arXiv: Numerical Analysis
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