Overlapping domain decomposition methods with distributed Lagrange multipliers

被引:0
|
作者
Hoppe, R.H.W. [1 ]
Kuznetsov, Yu.A. [1 ]
机构
[1] Institut für Mathematik, Universität Augsburg, D-86159 Augsburg, Germany
来源
| 2001年 / VSP BV卷 / 09期
关键词
Eigenvalues and eigenfunctions - Lagrange multipliers - Matrix algebra - Problem solving - Variational techniques;
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学科分类号
摘要
In this paper, we consider an overlapping domain decomposition method for second order elliptic boundary value problems. The method is based on nonmatching simplicial triangulations of the subdomains and relies on an appropriate splitting of the variational formulation. The coupling conditions are taken care of by distributed Lagrange multipliers. The LBB condition is established and an efficient preconditioner is suggested.
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页码:285 / 293
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