子空间单位球的逼近紧性

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The Approximative Compactness of the Closed Unit Ball of a Subspace in a Banach Space

Zheng Hua LUO, Long Fa SUN, Li Zhen CHEN

数学学报 . 2015, (6): 1045 -1052 . DOI: 10.12386/A2015sxxb0103