Title of article
Cozero-accessible points
Author/Authors
Dow، نويسنده , , Alan، نويسنده ,
Issue Information
دوماهنامه با شماره پیاپی سال 2009
Pages
5
From page
2609
To page
2613
Abstract
We define a point x to be cozero-accessible if for each dense open set U, there is a cozero-set C ⊂ U such that x ∈ C ¯ . It is shown to be independent of Martinʹs Axiom that there are cozero-accessible points in β N ∖ N .
Keywords
?n , Special points , Martinיs axiom , P-sets
Journal title
Topology and its Applications
Serial Year
2009
Journal title
Topology and its Applications
Record number
1582220
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