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NASA NTRS ยท 19920028060

Orderings for conjugate gradient preconditionings

Abstract

The effect of orderings on the rate of convergence of the conjugate gradient method with SSOR or incomplete Cholesky preconditioning is examined. Some results also are presented that help to explain why red/black ordering gives an inferior rate of convergence.

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BibTeXRIS

Ortega, James M.. 1991-11-01. Orderings for conjugate gradient preconditionings. https://ntrs.nasa.gov/citations/19920028060

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