The intersection of a continuum of open dense sets
Broughan, K. A. (1977). The intersection of a continuum of open dense sets. Bulletin of the Australian Mathematical Society, 16(2), 267–272. http://doi.org/10.1017/S0004972700023297
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It is proved that every metrizable topological space without isolated points is the union of a continuum or fewer nowhere dense subsets. © 1977, Australian Mathematical Society. All rights reserved.
This article is published in the Bulletin of the Australian Mathematical Society. Used with permission.