Caliari, Marco; Cassini, Fabio; Zivcovich, Franco Approximation of the matrix exponential for matrices with a skinny field of values. (English) Zbl 1455.65069 BIT 60, No. 4, 1113-1131 (2020). MSC: 65F60 65D05 41A05 PDF BibTeX XML Cite \textit{M. Caliari} et al., BIT 60, No. 4, 1113--1131 (2020; Zbl 1455.65069) Full Text: DOI OpenURL
Caliari, Marco; Kandolf, Peter; Zivcovich, Franco Backward error analysis of polynomial approximations for computing the action of the matrix exponential. (English) Zbl 06989583 BIT 58, No. 4, 907-935 (2018). MSC: 65D05 65F30 65F60 PDF BibTeX XML Cite \textit{M. Caliari} et al., BIT 58, No. 4, 907--935 (2018; Zbl 06989583) Full Text: DOI OpenURL