A block sparse approximate inverse with cutoff preconditioner for semi-sparse linear systems derived from Molecular Orbital calculations

DOI10.14495/JSIAML.2.41zbMath1271.65053OpenAlexW2045374857MaRDI QIDQ2843127

Keita Teranishi, Ikuro Yamazaki, Masayuki Okada, Hiroto Tadano, Tetsuya Sakurai

Publication date: 9 August 2013

Published in: JSIAM Letters (Search for Journal in Brave)

Full work available at URL: https://www.jstage.jst.go.jp/A_PRedirectJournalInit?sryCd=jsiaml&kijiCd=2_0_41&screenID=AF06S010&noVol=2&noIssue=0

zbMATH Keywords

linear systemnumerical examplesconvergence accelerationpreconditioningsparse approximate inverse

Mathematics Subject Classification ID

Preconditioners for iterative methods (65F08)

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