Preconditioning operators for grid parabolic problems

被引:3
|
作者
Laevsky, YM
机构
[1] Computer Center, Siberian Branch, Russian Academy of Sciences
关键词
D O I
10.1515/rnam.1996.11.6.497
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
The paper deals with studying some preconditioning operators which provide uncoditional convergence of difference schemes for solving parabolic problems. Three examples of such operators are considered. These are a preconditioner of the domain decomposition method of the Neumann-Dirichlet type and two preconditioners of the fictitious domain methods for the Neumann and the Dirichlet boundary value problems, respectively.
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页码:497 / 515
页数:19
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