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Mathematics of Computation

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Numerical stability of nested dissection orderings


Author: Indu Mati Anand
Journal: Math. Comp. 35 (1980), 1235-1249
MSC: Primary 65F05; Secondary 65N20
DOI: https://doi.org/10.1090/S0025-5718-1980-0583501-0
MathSciNet review: 583501
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Abstract: Rigorous bounds on rounding errors for sparse positive definite matrices are obtained. When used for nested dissection orderings of finite element matrices, the analysis furnishes bounds which are stronger than those for band orderings.


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DOI: https://doi.org/10.1090/S0025-5718-1980-0583501-0
Article copyright: © Copyright 1980 American Mathematical Society