| 非协调元逼近非单调型拟线性椭圆问题的超收敛分析 |
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| 引用本文： | 姚昌辉,贾尚晖,尹钊.非协调元逼近非单调型拟线性椭圆问题的超收敛分析[J].数学的实践与认识,2009,39(6). |
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| 作者姓名： | 姚昌辉 贾尚晖 尹钊 |
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| 作者单位： | 1. 郑州大学数学系,郑州,450052
2. 中央财经大学应用敬学学院,北京,100081 |
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| 基金项目： | 中财121人才工程青年博士发展基金 |
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| 摘 要： | 研究了非协调有限元逼近非单调型拟线性椭圆问题,使用超收敛误差估计技巧,得出该问题光滑解和有限元解之间存在的超收敛关系.
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| 关 键 词： | 非协调有限元 拟线性椭圆问题 非单调型 超收敛 |
Superconvergence Analysis of Nonconforming FEM Approximation of A Quasilinear Elliptic Problem of Nonmonotone Type |
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| YAO Chang-hui,JIA Shang-hui,YIN Zhao.Superconvergence Analysis of Nonconforming FEM Approximation of A Quasilinear Elliptic Problem of Nonmonotone Type[J].Mathematics in Practice and Theory,2009,39(6). |
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| Authors: | YAO Chang-hui JIA Shang-hui YIN Zhao |
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| Abstract: | In this paper,a quasilinear elliptic modelproblem of nonmonotone type is studied by the nonconforming finiteelement method.Using post-processing methods,superconvergence between u and uh is established. |
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| Keywords: | nonconforming FEM quasilinear elliptic problem nonmonotone superconvergence |
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