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arxiv: 0903.0063 · v1 · submitted 2009-02-28 · 🧮 math.FA · math.GN

The number of weakly compact sets which generate a Banach space

classification 🧮 math.FA math.GN
keywords numberbanachcompactgeneratespaceweaklybehaviorcardinal
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We consider the cardinal invariant CG(X) of the minimal number of weakly compact subsets which generate a Banach space X. We study the behavior of this index when passing to subspaces, its relation with the Lindelof number in the weak topology and other related questions.

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