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A note on construction of circulant preconditioners from kernels

✍ Scribed by Xiao-Qing Jin

Book ID
108396039
Publisher
Elsevier Science
Year
1997
Tongue
English
Weight
300 KB
Volume
83
Category
Article
ISSN
0096-3003

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πŸ“œ SIMILAR VOLUMES

On block-circulant preconditioners for h
On block-circulant preconditioners for high-order compact approximations of convection–diffusion problems
✍ M.S. Sunhaloo; R. Boojhawon; A. Gopaul; M. Bhuruth πŸ“‚ Article πŸ“… 2010 πŸ› Elsevier Science 🌐 English βš– 434 KB

## a b s t r a c t We study some properties of block-circulant preconditioners for high-order compact approximations of convection-diffusion problems. For two-dimensional problems, the approximation gives rise to a nine-point discretisation matrix and in three dimensions, we obtain a nineteen-poin