On n-widths for elliptic problems

被引:34
作者
Melenk, JM [1 ]
机构
[1] Max Planck Inst Math Nat Wissensch, D-04103 Leipzig, Germany
关键词
n-width; singularly perturbed problem; rough coefficients;
D O I
10.1006/jmaa.2000.6862
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Sharp bounds for the n-width of solution sets of a class of elliptic partial differential equations are given. Particular attention is paid to equations with rough coefficients and singularly perturbed problems of elliptic-elliptic type. (C) 2000 Academic Press.
引用
收藏
页码:272 / 289
页数:18
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