二维H(curl)协调p-插值的最优误差估计
数值分析
2009-03-27 v1
摘要
本文证明了由[L. Demkowicz and I. Babuska, p interpolation error estimates for edge finite elements of variable order in two dimensions, SIAM J. Numer. Anal., 41 (2003), pp. 1195-1208]引入的基于H(curl)协调投影的p-插值算子的最优误差估计。该结果在参考单元(三角形或正方形)K上对任意r>0的H^r(curl,K)中的正则向量场成立。同时给出了H(div)协调设定下的结果表述,该设定与麦克斯韦方程组的高阶边界元逼近分析相关。
引用
@article{arxiv.0903.4453,
title = {Optimal error estimation for H(curl)-conforming p-interpolation in two dimensions},
author = {Alexei Bespalov and Norbert Heuer},
journal= {arXiv preprint arXiv:0903.4453},
year = {2009}
}