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An improved incomplete Cholesky factorization

✍ Scribed by Jones, Mark T.; Plassmann, Paul E.

Book ID
121460099
Publisher
Association for Computing Machinery
Year
1995
Tongue
English
Weight
861 KB
Volume
21
Category
Article
ISSN
0098-3500

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Efficient and reliable code to compute incomplete Cholesky factors of sparse matrices for use as preconditioners in a conjugate gradient algorithm is described. This code implements two recently developed, improved incomplete factorization algorithms. An efficient implementation of the standard inco