Riko Ukena

Spectral approximation of generalized Schr\"odinger operators via approximation of subwords

M. Lindner, Fabian Gabel, Dennis Gallaun, 2022, 2209.11613.

Half-line compressions and finite sections of discrete Schrödinger operators with integer-valued potentials

M. Lindner, Riko Ukena, 2022, Journal of Mathematical Analysis and Applications.

Spectral approximation of generalized Schr\"odinger operators via approximation of subwords

M. Lindner, Fabian Gabel, Dennis Gallaun, 2022, 2209.11613.

Finite Sections of Periodic Schrödinger Operators

M. Lindner, Fabian Gabel, Dennis Gallaun, 2021, ArXiv.

Finite section method for aperiodic Schrödinger operators

Fabian Gabel, Dennis Gallaun, Julian Grossmann, 2021, Operators and Matrices.