Media type: E-Article Title: The Convergence Factor of Preconditioned Algorithms of the Arrow–Hurwicz Type Contributor: Queck, Werner Published: Society for Industrial & Applied Mathematics (SIAM), 1989 Published in: SIAM Journal on Numerical Analysis, 26 (1989) 4, Seite 1016-1030 Language: English DOI: 10.1137/0726057 ISSN: 1095-7170; 0036-1429 Keywords: Numerical Analysis ; Applied Mathematics ; Computational Mathematics Origination: Footnote: