文章基本信息

标题：Proximinality in generalized direct sums
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作者：Darapaneni Narayana ; T. S. S. R. K. Rao
期刊名称：International Journal of Mathematics and Mathematical Sciences
印刷版ISSN：0161-1712
电子版ISSN：1687-0425
出版年度：2004
卷号：2004
DOI：10.1155/S0161171204401057
出版社：Hindawi Publishing Corporation
摘要：We consider proximinality and transitivity of proximinality for subspaces of finite codimension in generalized direct sums of Banach spaces. We give several examples of Banach spaces where proximinality is transitive among subspaces of finite codimension.