A NOTE ON A LOWER-BOUND FOR THE SMALLEST SINGULAR-VALUE

Authors
YU YS GU DH
Citation
Ys. Yu et Dh. Gu, A NOTE ON A LOWER-BOUND FOR THE SMALLEST SINGULAR-VALUE, Linear algebra and its applications, 253, 1997, pp. 25-38
Citations number
5
Categorie Soggetti
Mathematics,Mathematics
Journal title
Linear algebra and its applications → ACNP
ISSN journal
00243795
Volume
253
Year of publication
1997
Pages
25 - 38
Database
ISI
SICI code
0024-3795(1997)253:<25:ANOALF>2.0.ZU;2-R
Abstract
We give a short proof of a lower bound for the smallest singular value mentioned by Hong and Pan. One of our results improves their theorem. We obtain another lower bound that is sharp. An example shows that th ese results can be quite accurate. (C) Elsevier Science Inc., 1997.