| 各向异性双二次元的自然超收敛性结果 |
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| 引用本文： | 李清善,孙会霞.各向异性双二次元的自然超收敛性结果[J].数学季刊,2007,22(3):388-394. |
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| 作者姓名： | 李清善 孙会霞 |
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| 作者单位： | Department of Mathematics Zhengzhou University，College of Science Henan University of Technology Zhengzhou 450052，China，Zhengzhou 450052，China |
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| 摘 要： | The paper studies the convergence and the superconvergence of the biquadratic finite element for Poisson' problem on anisotropic meshes.By detailed analysis,it shows that the biquadratic finite element is anisotropically superconvergent at four Gauss points in the element.
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| 关 键 词： | 各向异性双二次元 自然超收敛性 有限元法 计算数学 |
| 文章编号： | 1002-0462（2007）03-0388-07 |
| 收稿时间： | 2006-06-21 |
| 修稿时间： | 2006年6月21日 |
Anisotropic Biquadratic Finite Element with Some Natural Superconvergence Results |
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| LI Qing-shan,SUN Hui-xia.Anisotropic Biquadratic Finite Element with Some Natural Superconvergence Results[J].Chinese Quarterly Journal of Mathematics,2007,22(3):388-394. |
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| Authors: | LI Qing-shan SUN Hui-xia |
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| Abstract: | The paper studies the convergence and the superconvergence of the biquadratic finite element for Poisson' problem on anisotropic meshes.By detailed analysis,it shows that the biquadratic finite element is anisotropically superconvergent at four Gauss points in the element. |
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| Keywords: | anisotropic biquadratic finite element superclose superconvergence |
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