Natural Superconvergent Points of Equilateral Triangular Finite Elements — A Numerical Example

Authors

  • Zhimin Zhang College of Mathematics and Computer Science, Hunan Normal University, Changsha 410081, China
  • Ahmed Naga Department of Mathematics, Wayne State University, Detroit, MI 48202, USA

Keywords:

Finite element method, Superconvergence, Triangular mesh, Equilateral.

Abstract

A numerical test case demonstrates that the Lobatto and the Gauss points are not natural superconvergent points of the cubic and the quartic finite elements under equilateral triangular mesh for the Poisson equation.

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Published

2018-08-15

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Issue

Vol. 24 No. 1 (2006)

Section

Articles

How to Cite

Natural Superconvergent Points of Equilateral Triangular Finite Elements — A Numerical Example. (2018). Journal of Computational Mathematics, 24(1), 19-24. https://www.global-sci.com/index.php/JCM/article/view/11741