Approximate inverse preconditioning of iterative methods for nonsymmetric linear systems
Conference
·
OSTI ID:433346
- Universita di Bologna (Italy)
- Inst. of Computer Sciences, Prague (Czech Republic)
A method for computing an incomplete factorization of the inverse of a nonsymmetric matrix A is presented. The resulting factorized sparse approximate inverse is used as a preconditioner in the iterative solution of Ax = b by Krylov subspace methods.
- Research Organization:
- Front Range Scientific Computations, Inc., Lakewood, CO (United States)
- OSTI ID:
- 433346
- Report Number(s):
- CONF-9604167--Vol.1; ON: DE96015306
- Country of Publication:
- United States
- Language:
- English
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