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Preconditioning for a Class of Spectral Differentiation Matrices

โœ Scribed by Weiming Cao; Ronald D. Haynes; Manfred R. Trummer


Publisher
Springer US
Year
2005
Tongue
English
Weight
613 KB
Volume
24
Category
Article
ISSN
0885-7474

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A new preconditioned AOR iterative metho
โœ Hongjuan Wang; Yao-tang Li ๐Ÿ“‚ Article ๐Ÿ“… 2009 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 438 KB

have considered the modified AOR method with a preconditioner (I + S ฮฑ ). In this paper, we present a new preconditioner (I + S ฮฑฮฒ ) instead of (I + S ฮฑ ). The comparison theorems and numerical experiments show that the proposed new method can achieve faster convergence than the preconditioner intro