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二阶非线性抛物问题的扩展混合元方法 被引量:1

Expanded Mixed Finite Element Methods for the 2nd Quasilinear Parabolic Problem
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摘要 讨论二阶非线性抛物问题的扩展混合元方法,得到最优L^2模误差估计。 The Expanded Mixed Finite Element Method for the 2nd quasilinear parabolic problem is considered. Optimal order error estimates for the scalar unknwon, its gradient and its flux in L^2- norms are obtained.
出处 《科学技术与工程》 2006年第9期1180-1183,共4页 Science Technology and Engineering
基金 国家自然科学基金(10271068) 山东省自然科学基金(Y2002A01) 山东省优秀中青年科学家科研奖励基金(2004BS1009)资助
关键词 二阶抛物问题 扩展混合有限元 最优误差估计 2nd order parabolic problem expanded mixed finite elecment method optimal error estimate
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参考文献5

  • 1[1]Raviart P A,Thomas T M.A mixed finite element methods for 2nd order elliptic problems,Mathmatical aspects of the finite element method.Lecture Notes in Math,1977 ;606:292-315
  • 2[2]Brezzi F,Douglas Jr J,Marini L.Two families of mixed finite elements for second order elliptic problems.Numer Math,1985; 47:217-235
  • 3[3]Brezzi F,Douglas Jr J,Duran R,Marini L.Mixd finite elements for second order elliptic problems in three variables.Number Math,1987 ;51:237-250
  • 4[4]Chen Zhangxin.Expanded mixed finite element methods for linea second-order elliptic problems.Mathematical Modelling and Numerical Analysis,1998 ;32(3):479-499
  • 5[5]Chen Zhangxin.Expanded mixed finite element methods for quasilinear second-order elliptic problems.Mathematical Modelling and Numerical Analysis,1998 ;32(4):501-520

同被引文献1

  • 1Franco Brezzi,Jim Douglas,Ricardo Durán,Michel Fortin. Mixed finite elements for second order elliptic problems in three variables[J] 1987,Numerische Mathematik(2):237~250

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