A new approach for determining the time step when propagating with the Lanczos algorithm

DOI10.1016/j.cpc.2010.07.020zbMath1217.65135OpenAlexW2042931186MaRDI QIDQ548942

Tucker jun. Carrington, N. Mohan Kumar

Publication date: 30 June 2011

Published in: Computer Physics Communications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.cpc.2010.07.020

zbMATH Keywords

Lanczos methodtime stepChebyshev expansionwavepacketstime-dependent Schroedinger equationunitary time evolution

Mathematics Subject Classification ID

Numerical methods for initial value problems involving ordinary differential equations (65L05)

Related Items (1)

Computable upper error bounds for Krylov approximations to matrix exponentials and associated \(\varphi\)-functions

Cites Work

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• On Krylov Subspace Approximations to the Matrix Exponential Operator
• Exponential Integrators for Large Systems of Differential Equations
• The Anderson Model of Localization: A Challenge for Modern Eigenvalue Methods
• Computational Variants of the Lanczos Method for the Eigenproblem

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