| 基于区域分解的椭圆型问题预处理器中区域边界算子的谱分析 |
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| 引用本文： | 胡显承,储德林.基于区域分解的椭圆型问题预处理器中区域边界算子的谱分析[J].清华大学学报(自然科学版),1992(3). |
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| 作者姓名： | 胡显承 储德林 |
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| 作者单位： | 应用数学系
(胡显承)，应用数学系(储德林) |
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| 基金项目： | 国家基础科学研究重大基金 |
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| 摘 要： | 研究基于区域分解的求解椭圆型问题的预处理器的性质．对Ｂｒａｍｂｌｅ的边界算子做了详尽的谱分析及进一步的改进，改进了他的结果．
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| 关 键 词： | 区域分解法 椭圆型 预处理器 谱分析 |
Spectral analysis of the domain boundary operator contained in preconditioners for elliptic problems by domain decomposition |
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| Hu Xiancheng,Chu Delin.Spectral analysis of the domain boundary operator contained in preconditioners for elliptic problems by domain decomposition[J].Journal of Tsinghua University(Science and Technology),1992(3). |
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| Authors: | Hu Xiancheng Chu Delin |
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| Institution: | Hu Xiancheng,Chu Delin Department of Applied Mathematics |
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| Abstract: | In this paper, the properties of preconditioners for elliptic problems by domain decomposition is considered, the spectral analysis and improvement for the domain boundary operator defined by J. H. Bramble et al are done. The result given by Bramle et al is improved. |
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| Keywords: | domain decomposition elliptic problem preconditioner spectral analysis |
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