数学物理学报(英文版) ›› 2003, Vol. 23 ›› Issue (1): 61-66.

• 论文 • 上一篇    下一篇

QUASI-CONFORMING FINITE ELEMENT APPROXIMATION FOR A FOURTH ORDER VARIATIONAL INEQUALITY WITH DISPLACEMENT OBSTACLE

 石东洋, 陈绍春   

  1. Department of Mathematics, Zhengzhou University, Zhengzhou 450052, China
  • 出版日期:2003-01-06 发布日期:2003-01-06
  • 基金资助:

    This research is supported by National Natural Science Foundation of China (10171092), Foundation of Oversea Scholar of China, Project of Creative Engineering of Henan Province and Natural Science Foundation of Henan Province of China.

QUASI-CONFORMING FINITE ELEMENT APPROXIMATION FOR A FOURTH ORDER VARIATIONAL INEQUALITY WITH DISPLACEMENT OBSTACLE

 SHI Dong-Yang, CHEN Shao-Chun   

  1. Department of Mathematics, Zhengzhou University, Zhengzhou 450052, China
  • Online:2003-01-06 Published:2003-01-06
  • Supported by:

    This research is supported by National Natural Science Foundation of China (10171092), Foundation of Oversea Scholar of China, Project of Creative Engineering of Henan Province and Natural Science Foundation of Henan Province of China.

摘要:

In this paper, unconventional quasi-conforming finite element approximation for a fourth order variational inequality with displacement obstacle is considered, the op-timal order of error estimate O(h) is obtained which is as same as that of the conventional finite elements.

关键词: Variational inequality, unconventional quasi-conforming element, optimal er-ror estimate

Abstract:

In this paper, unconventional quasi-conforming finite element approximation for a fourth order variational inequality with displacement obstacle is considered, the op-timal order of error estimate O(h) is obtained which is as same as that of the conventional finite elements.

Key words: Variational inequality, unconventional quasi-conforming element, optimal er-ror estimate

中图分类号: 

  • 65N30