Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
4658936 | Topology and its Applications | 2013 | 18 Pages |
Abstract
Let A be a finite set with #A⩾2 and N={0,1,2,…}. A nonempty closed set Θ⊂AN is called a superstationary set if for any infinite set {N0
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