Title of article
Dual properties of subspaces in products of ordinals
Author/Authors
Peng، نويسنده , , Liang-Xue، نويسنده ,
Issue Information
دوماهنامه با شماره پیاپی سال 2010
Pages
7
From page
2297
To page
2303
Abstract
Let μ and ν be two ordinals. If X is a subspace of μ × ν , then X is dually scattered of rank ⩽ 2 . If X is a subspace of countable extent of μ × ν , then X is dually discrete.
Keywords
Scattered , Neighborhood assignment , Product of ordinal , Countable extent , Dually discrete
Journal title
Topology and its Applications
Serial Year
2010
Journal title
Topology and its Applications
Record number
1582633
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