Substructure preconditioners for a class of structured linear systems of equations
β Scribed by Jituan Zhou; Qiang Niu
- Publisher
- Elsevier Science
- Year
- 2010
- Tongue
- English
- Weight
- 372 KB
- Volume
- 52
- Category
- Article
- ISSN
- 0895-7177
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π SIMILAR VOLUMES
Several domain decomposition methods with Lagrange multipliers have been recently designed for solving iteratively large-scale systems of ΓΏnite element equations. While these methods di er typically by implementational details, they share in most cases the same substructure based preconditioners tha
## Abstract This paper describes a preconditioner for the iterative solution to the indefinite linear equation system that is obtained when the vector wave equation is discretized by higherβorder **H**(curl)βconforming finite elements. The preconditioner is based on a decomposition of the **H**(cur