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相关机构:清华大学北京交通大学更多>>
相关期刊:《Chinese Physics Letters》《Acta Mathematicae Applicatae Sinica》《中国介入心脏病学杂志》《Journal of Electronics(China)》更多>>
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An Extrapolation Cascadic MultigridMethod for Elliptic Problems on Reentrant Domains
《Advances in Applied Mathematics and Mechanics》2017年第6期1347-1363,共17页Kejia Pan Dongdong He Chuanmiao Chen 
Kejia Pan was supported by the National Natural Science Foundation of China(Nos.41474103 and 41204082);the National High Technology Research and Development Program of China(No.2014AA06A602);the Natural Science Foundation of Hunan Province of China(No.2015JJ3148);Dongdong He was supported by the Fundamental Research Funds for the Central Universities,the National Natural Science Foundation of China(No.11402174);the Program for Young Excellent Talents at Tongji University(No.2013KJ012);the Scientific Research Foundation for the Returned Overseas Chinese Scholars,State Education Ministry。
This paper proposes an extrapolation cascadic multigrid(EXCMG)method to solve elliptic problems in domains with reentrant corners.On a class ofλ-graded meshes,we derive some new extrapolation formulas to construct a ...
关键词:Richardson extrapolation Cascadicmultigrid gradedmesh elliptic problems corner singularity 
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