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一维奇异边值问题有限元解的最大模估计 被引量:4

Maximum Norm Estimates for Finite ElementSolutions of the Singular Boundary ValueProblems in One Space Dimension
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摘要 研究奇异两点边值问题的有限元方法,利用对称有限元方法分别给出有限元解的L∞模估计.  Finite element method for the singular twopoint boundary value problem is discussed.By symmetric method we obtained the L∞ norm error estimates for finite element solutions and semidiscrete solutions,respectively.
作者 孟俊敏
出处 《内蒙古大学学报(自然科学版)》 CAS CSCD 1998年第4期465-472,共8页 Journal of Inner Mongolia University:Natural Science Edition
基金 国家自然科学基金
关键词 奇异边值问题 有限元 最大模估计 symmetric finite element,weighted Sobolev space,L∞ norm estimate
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参考文献1

  • 1李德茂,内蒙古大学学报,1994年,25卷,1期,20页

同被引文献20

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  • 2Chen Chuanmiao.Superconvergence of Galerkin solutions for singular nonlinear two-point boundary value problems[J].Math.Numer.Sinica,1985,7(2):113-123.
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  • 5Eriksson K and Thomée V.Galerkin method for singular boundary value problems in one space dimension[J].Math.Comput.,1984,42:345-367.
  • 6Eriksson K and Nie Yiyong.Convergence analysis for a nonsymmetric Galerkin method for a class of singular boundary value problems in one space dimension[J].Math.Comp.,1987,49(179):167-186.
  • 7Jespersen D.Ritz-Galerkin methods for singular boundary value problems[J].SIAM J.Numer.Anal.,1978,15:813-834.
  • 8Schreiber R and Eisenstat S C.Finite element methods for spherically symmetric elliptic equations[J].SIAM J.Numer.Anal.,1981,18:546-558.
  • 9Wheeler M F.An optimal L∞ error estimate for Galerkin approximations to solutions of two-point boundary value problems[J].SIAM J.Numer.Anal.,1973,10:914-917.
  • 10Vider Thomee. Galerkin finite Methods for parabolic problems [M]. Berlin .Springer-Verlag, 1997.

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