Abstract
Translating the notion of G δ -dense and well-embedded subspaces into a pointfree setting gives some elegant results (with remarkably simple proofs), most notably how the two concepts are related – a fact which, no doubt, is well-known to classical topologists, but is easily overlooked.
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Ball, R.N., Walters-Wayland, J. Well-Embedding and G δ -Density in a Pointfree Setting. Appl Categor Struct 14, 351–355 (2006). https://doi.org/10.1007/s10485-006-9027-6
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DOI: https://doi.org/10.1007/s10485-006-9027-6