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edited Apr 13, 2017 at 12:58

If a topological space X has $\aleph_1$-calibre, then it must be star countable?

If a topological space X has $\aleph_1$-calibre[definition], then it must be star countable? What if the cardinality of the topological space X is additionally < = $2^{\aleph_0}$?

gn.general-topology set-theory

asked Nov 14, 2011 at 12:55

Paul