Showing math.GNShow all
2 papers · 1 filter
math.GN2024
Strongly discrete subsets with Lindelöf closures
Angelo Bella, Santi Spadaro
We define a topological space to be an "SDL space" if the closure of each one of its strongly discrete subsets is Lindelöf. After distinguishing this property from the Lindelöf pro…
math.GN2023
On two questions on selectively highly divergent spaces
Angelo Bella, Santi Spadaro
A topological space is selectively highly divergent (SHD) if for every sequence of non-empty open subsets of , we can pick a point , for every…