,NATURAL SUPERCONVERGENT POINTS OF EQUILATERAL TRIANGULAR FINITE ELEMENTS-A NUMERICAL EXAMPLE

• 作 者: Zhi-min Zhang Ahmed Naga
• 机 构: College of Mathematics and Computer Science,Hunan Normal University,Changsha 410081,China“,”Departme
• 出 处: 计算数学（英文版）
• 发表日期: 2006年1期
• 关键词: Finite element method Superconvergence Triangular mesh Equilateral.

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.