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The Ostaszewski space, part 1

Seminar
Speaker
Eran Stein
Date
16/05/2016 - 12:00 - 10:00
Place
Building 502, Room 9
Abstract

We shall present Ostaszewski's construction of a perfectly normal, hereditarily separable, first countable, locally countable, locally compact, Hausdorff topological space in which every open set is either countable or co-countable.

תאריך עדכון אחרון : 28/10/2019