数学物理学报(英文版) ›› 2011, Vol. 31 ›› Issue (3): 897-908.doi: 10.1016/S0252-9602(11)60284-1

• 论文 • 上一篇    下一篇

ACCURACY ENHANCEMENT FOR THE SIGNORINI PROBLEM WITH FINITE ELEMENT METHOD

李明霞|陈竑焘|毛士鹏   

  1. School of Information Engineering, China University of Geosciences, Beijing 100083, China; LSEC, Institute of Computational Mathematics, Academy of Mathematics and Systems Science, Chinese Academy of Sciences,
    Beijing 100190,  |China
  • 收稿日期:2009-07-15 修回日期:2009-12-22 出版日期:2011-05-20 发布日期:2011-05-20
  • 通讯作者: 毛士鹏 E-mail:limx@cugb.edu.cn;htchen@lsec.cc.ac.cn; maosp@lsec.cc.ac.cn

ACCURACY ENHANCEMENT FOR THE SIGNORINI PROBLEM WITH FINITE ELEMENT METHOD

 LI Ming-Xia, CHEN Hong-Tao, MAO Shi-Peng   

  1. School of Information Engineering, China University of Geosciences, Beijing 100083, China; LSEC, Institute of Computational Mathematics, Academy of Mathematics and Systems Science, Chinese Academy of Sciences,
    Beijing 100190,  |China
  • Received:2009-07-15 Revised:2009-12-22 Online:2011-05-20 Published:2011-05-20
  • Contact: Mao Shipeng E-mail:limx@cugb.edu.cn;htchen@lsec.cc.ac.cn; maosp@lsec.cc.ac.cn

摘要:

In this paper, we  study the accuracy enhancement for the frictionless Signorini  problem on  a polygonal domain with linear finite elements. Numerical test is given to verify our result.

关键词: finite element methods,  the Signorini problem, superconvergence

Abstract:

In this paper, we  study the accuracy enhancement for the frictionless Signorini  problem on  a polygonal domain with linear finite elements. Numerical test is given to verify our result.

Key words: finite element methods,  , the Signorini problem, superconvergence

中图分类号: 

  • 65N30