Title

Lower bounds for three-dimensional nonoverlapping domain decomposition algorithms

Document Type

Article

Publication Date

1-1-2003

Abstract

Lower bounds for the condition numbers of the preconditioned systems are obtained for the wire basket preconditioner and the Neumann-Neumann preconditioner in three dimensions. They show that the known upper bounds are sharp.

Publication Source (Journal or Book title)

Numerische Mathematik

First Page

445

Last Page

470

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