Dear All,
Tomorrow (27.02) Matěj Konečný will give a talk on "Ultrafilters: Where Topological Dynamics = Algebra = Combinatorics".
You can find a link to the paper on the seminar webpage: https://kam.mff.cuni.cz/dokt_seminar/
We start as usual at 9:50 in S6. There will be refreshments so if you wish to have some please be there by 9:45.
Best regards,
Hans