Researcher Profile

Alexander Ostermann

0000-0003-0194-2481

Publications

116

Citations

Co-Authors

Active Years

Publications

Open Access Journal Article IMA Journal of Numerical Analysis Sep 12, 2024

Low regularity error estimates for the time integration of 2D NLS

Lun Ji · Alexander Ostermann · Frédéric Rousset · Katharina Schratz

10.1093/imanum/drae054 3 citations

Open Access Journal Article Journal of Computational Physics Jul 01, 2023

A robust and conservative dynamical low-rank algorithm

Lukas Einkemmer · Alexander Ostermann · Carmela Scalone

10.1016/j.jcp.2023.112060 30 citations

Open Access Journal Article Advances in Continuous and Discrete Models Mar 12, 2022

A second-order low-regularity integrator for the nonlinear Schrödinger equation

Alexander Ostermann · Yifei Wu · Fangyan Yao

10.1186/s13662-022-03695-8 11 citations

Journal Article Journal of Scientific Computing Feb 22, 2022

A Fully Discrete Low-Regularity Integrator for the Nonlinear Schrödinger Equation

Alexander Ostermann · Fangyan Yao

10.1007/s10915-022-01786-y 11 citations

Journal Article Mathematics of Computation Aug 05, 2021

Error estimates at low regularity of splitting schemes for NLS

Alexander Ostermann · Frédéric Rousset · Katharina Schratz

10.1090/mcom/3676 18 citations

Journal Article SIAM Journal on Scientific Computing Jan 01, 2015

Overcoming Order Reduction in Diffusion-Reaction Splitting. Part 1: Dirichlet Boundary Conditions

Lukas Einkemmer · Alexander Ostermann

10.1137/140994204 43 citations

Publication Timeline

2024

2023

2022

2021

2015

Frequent Co-Authors

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