Relative errors versus residuals of approximate solutions of weighted least squares problems in Hilbert space

✍ Scribed by Jiu Ding; Yimin Wei

• Publisher: Elsevier Science
• Year: 2002
• Tongue: English
• Weight: 315 KB
• Volume: 44
• Category: Article
• ISSN: 0898-1221
• DOI: 10.1016/s0898-1221(02)00158-x

✦ Synopsis

We give some lower and upper bounds in terms of residuals for the perturbation of general consistent systems of linear operator equations and weighted least squares problems in Hilbert space.