Events
DMS Set Theoretic Topology Seminar |
Time: Feb 07, 2020 (02:00 PM) |
Location: Parker Hall 246 |
Details: Speaker: Professor Vladimir Tkachuk
Abstract: We will give the proof of the statement in the title and start to construct an example of countable crowded space in which every discrete subset is closed. This example shows, among other things, that not all countable spaces are discretely generated. |