High accuracy analysis of elliptic eigenvalue problem for the Wilson nonconforming finite element |
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| Authors: | Wu Dongsheng |
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| Affiliation: | (1) Institute of Systems Science, Academy of Mathematics and Systems Sciences, Chinese Academy of Sciences, 100080 Beijing, China;(2) Present address: Department of Mathematics, Michigan State Univ., 48824 East Lansing, MI, USA |
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| Abstract: | In this paper, the Wilson nonconforming finite element is considered for solving elliptic eigenvalue problems. Based on an interpolation postprocessing, superconvergence estimates of both eigenfunction and eigenvalue are obtained. |
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| Keywords: | Eigenvalue problems high accuracy analysis interpolation postprocessing Wilson nonconforming finite element |
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