Computing the matrix exponential with the double exponential formula

This article considers the computation of the matrix exponential eA{{\rm{e}}}^{A} with numerical quadrature. Although several quadrature-based algorithms have been proposed, they focus on (near) Hermitian matrices. In order to deal with non-Hermitian matrices, we use another integral representation...

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Bibliographic Details
Main Authors: Tatsuoka Fuminori, Sogabe Tomohiro, Kemmochi Tomoya, Zhang Shao-Liang
Format: Article
Language:English
Published: De Gruyter 2024-10-01
Series:Special Matrices
Subjects:
Online Access:https://doi.org/10.1515/spma-2024-0013
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