摘 要:
本文研究具有各向异性特征的双二次元对二阶抛物方程的逼近.通过积分恒等式和插值后处理技术,在各向异性网格下得到了相应的超逼近和超收敛结果.[著者文摘]

文章出处:
《应用数学》-2007年20卷4期 -659-665页
Mathematica Applicata
分 类 号:
文献标识码:
A
文章编号:
1001-9847(2007)04-0659-07
[参考文献]
Superconvergence Analysis for the Parabolic Equation with Anisotropic Finite Element
SHI Dong-yang ,GAO Xin-hui (Department of Mathematics, Zhengzhou University, Zhengzhou 450052,China)
Abstract:
In this paper,the approximation of the second order parabolic equation is studied with the anisotropic biquadratic element. By means of integral identities techniques and a postprocessing technique, the superclose property and superconvergence are obtained on anisotrophic meshes.[著者文摘]
Key words:
Second order parabolic equation; Anisotropic element; Superclose and super-convergence
收稿日期: 2006-10-20
基金资助:
国家自然科学基金资助项目(10371113,10671184)

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