Clusters, preconditioners, convergence

We present a technique that relates the existence of a cluster of singular values to the existence of a cluster of eigenvalues. We also analyze some geometrical properties of eigenvalue clusters and their clusterization speed.

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Bibliographic Details
Published in	Linear algebra and its applications Vol. 263; pp. 25 - 48
Main Authors	Tyrtyshnikov, E.E., Yeremin, A.Yu, Zamarashkin, N.L.
Format	Journal Article
Language	English
Published	Elsevier Inc 15.09.1997
Online Access	Get full text

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Summary:	We present a technique that relates the existence of a cluster of singular values to the existence of a cluster of eigenvalues. We also analyze some geometrical properties of eigenvalue clusters and their clusterization speed.
ISSN:	0024-3795 1873-1856
DOI:	10.1016/S0024-3795(96)00445-4