Using constraint preconditioners with regularized saddle-point problems

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Persistent URL	http://purl.org/net/epubs/work/35929
Record Status	Checked
Record Id	35929
Title	Using constraint preconditioners with regularized saddle-point problems
Contributors	HS Dollar (Reading U.), NIM Gould (CCLRC Rutherford Appleton Lab.), WHA Schilders (Philips Research Labs), AJ Wathen (Oxford U. )
Abstract	The problem of finding good preconditioners for the numerical solution of a certain important class of indefinite linear systems is considered. These systems are of a 2 by 2 block (KKT) structure in which the (2,2) block (denoted by -C) is assumed to be ononzero.
Organisation	CCLRC , CSE , CSE-NAG
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Language	English (EN)

Type	Details	URI(s)	Local file(s)	Year
Report	RAL Technical Reports RAL-TR-2005-026. 2005.		RAL-TR-2005-026.pdf	2005
Journal Article	Computational Optimization & Applications 36 (2007): 249-270.	doi:10.1007/s10589-006-9004-x		2007