Krylov type methods for linear systems exploiting properties of the quadratic numerical range
DOI10.1553/etna_vol53s541zbMath1459.65041arXiv1912.10765OpenAlexW3107792280MaRDI QIDQ2228455
Kartsen Kahl, Christian Wyss, Brigit Jacob, Ian Zwaan, Andreas Frommer
Publication date: 17 February 2021
Published in: ETNA. Electronic Transactions on Numerical Analysis (Search for Journal in Brave)
Full work available at URL: https://arxiv.org/abs/1912.10765
linear systemsprojection methodsquadratic numerical rangegeneralized minimal residual methodfull orthogonalization methodtwo-level orthogonal Arnoldi method
Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Iterative numerical methods for linear systems (65F10) Preconditioners for iterative methods (65F08)
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