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On the existence of a sigma-closed dense subset
- 1.0353290 - MÚ 2011 RIV CZ eng J - Journal Article
Zapletal, Jindřich
On the existence of a sigma-closed dense subset.
Commentationes Mathematicae Universitatis Carolinae. Roč. 51, č. 3 (2010), s. 513-517. ISSN 0010-2628
R&D Projects: GA AV ČR IAA100190902; GA MŠMT MEB060909
Institutional research plan: CEZ:AV0Z10190503
Keywords : forcing * sigma-closed dense subset
Subject RIV: BA - General Mathematics
http://www.dml.cz/handle/10338.dmlcz/140727
It is consistent with the axioms of set theory that there are two condense partial orders, one of them sigma-closed and the other one without a sigma-closed dense subset.
Permanent Link: http://hdl.handle.net/11104/0192577
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