期刊文献+
共找到3篇文章
< 1 >
每页显示 20 50 100
R^s 中紧集上的矩量问题
1
作者 刘颖范 刘宏 夏寿福 《南京航空航天大学学报》 EI CAS CSCD 北大核心 1997年第3期301-305,共5页
利用多元函数逼近、正泛函表示及半序空间间加性正算子延拓等结果给出了Rs中s-维立方体上矩量问题有解的充要条件,从而把古典的Hausdorf矩量问题的定理推广到高维情形。特别是随着逼近手段的变更,本文处理方法可类推到更... 利用多元函数逼近、正泛函表示及半序空间间加性正算子延拓等结果给出了Rs中s-维立方体上矩量问题有解的充要条件,从而把古典的Hausdorf矩量问题的定理推广到高维情形。特别是随着逼近手段的变更,本文处理方法可类推到更一般的凸紧区域上。 展开更多
关键词 矩量问题 算子逼近 测度 正泛函表示 中紧集
下载PDF
Five Nontrivial Solutions of p-Laplacian Problems Involving Critical Exponents and Singular Cylindrical Potential 被引量:1
2
作者 Mohammed el Mokhtar ould el Mokhtar 《Journal of Physical Science and Application》 2015年第2期163-172,共10页
In this paper, we establish the existence of at least five distinct solutions to a p-Laplacian problems involving critical exponents and singular cylindrical potential, by using the Nehari manifold, concentration-comp... In this paper, we establish the existence of at least five distinct solutions to a p-Laplacian problems involving critical exponents and singular cylindrical potential, by using the Nehari manifold, concentration-compactness principle and mountain pass theorem 展开更多
关键词 Nehari manifold concentration-compacmess principle critical Hardy-Sobolev exponent singular cylindrical potential mountain pass theorem nontrivial cylindrical solution.
下载PDF
Concentration phenomena in the semilinear parabolic equation 被引量:1
3
作者 谭忠 《Science China Mathematics》 SCIE 2001年第1期40-47,共8页
We prove the existence of the global, but unbounded solution of the semilinear heat equations with critical Sobolev exponent, and that under some assumptions, the global unbounded classical solution concentrates on or... We prove the existence of the global, but unbounded solution of the semilinear heat equations with critical Sobolev exponent, and that under some assumptions, the global unbounded classical solution concentrates on origin as t→∞. 展开更多
关键词 semilinear parabolic equation critical Sobolev exponent EXISTENCE ASYMPTOTIC concentration-compactness principle
原文传递
上一页 1 下一页 到第
使用帮助 返回顶部