Analysis of GMRES for Low‐Rank and Small‐Norm Perturbations of the Identity Matrix
In many applications, linear systems arise where the coefficient matrix takes the special form I + K + E, where I is the identity matrix of dimension n, rank(K) = p ≪ n, and ∥E∥ ≤ ϵ
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Veröffentlicht in: | Proceedings in applied mathematics and mechanics 2023-03, Vol.22 (1), p.n/a |
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Hauptverfasser: | , , |
Format: | Artikel |
Sprache: | eng |
Online-Zugang: | Volltext |
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Zusammenfassung: | In many applications, linear systems arise where the coefficient matrix takes the special form I + K + E, where I is the identity matrix of dimension n, rank(K) = p ≪ n, and ∥E∥ ≤ ϵ |
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ISSN: | 1617-7061 1617-7061 |
DOI: | 10.1002/pamm.202200267 |