Talk:Kazimierz Kuratowski
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Did Kuratowski's original description of topological spaces with closure operators really apply only to separated spaces? The modern version certainly applies to any topological space. -- Toby Bartels, Thursday, May 23, 2002
- That is my understanding. The fact that Kuratowski's closure applied only to Hausdorff spaces is mentioned in
- Hocking and Young, Topology, ISBN 0486656764
- -- Miguel
The statement of Kuratowski's theorem about planar graphs that was given here was incorrect. See Talk:planar graph. AxelBoldt 00:52 13 Jun 2003 (UTC)
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