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Journal article
求非线性椭圆问题多解的搜索延拓法分析
资清 谢, 传淼 陈
Science in China Series A-Mathematics (in Chinese)1 Sep 2007Open access
Journal articleOpen accessFrom the research index
求非线性椭圆问题多解的搜索延拓法分析
资清 谢, 传淼 陈 · Science in China Series A-Mathematics (in Chinese) · 1 Sep 2007
Abstract
对非线性椭圆问题$\Delta u+f(u)=0$在$\Omega$内, $u=0$在$\Gamma$上的多解计算, 完成了SEM的理论分析. 假定非线性是非凸的,解是孤立的, 在某些条件下相应的线性化问题有唯一解.在很一般的条件下, 用解族的紧性和反证法,证明解具有较高的正则性$u\in H^{1+\alpha}, \alpha>0$.设用适当多的特征基搜索的某初值已落入此孤立解的邻域,用对偶论证和连续性方法,证明了非线性有限元逼近的最佳误差估计.
Identifiers
- NobleID
- NI3P05W56R80S05
Discussion
Citations
12References
Topics
Details
- Published
- 1 Sep 2007
- Issue
- Volume 37 · Issue 9 · Pages 1099–1116
- ISSN
- 1006-9232
- Language
- EN