Takemi Mizokami
On subsets of Alexandroff duplicates

Comment.Math.Univ.Carolinae 46,1 (2005) 125-130.

Abstract:We characterize the subsets of the Alexandroff duplicate which have a G$_\delta $-diagonal and the subsets which are M-spaces in the sense of Morita.

Keywords: Alexandroff duplicate, resolution
AMS Subject Classification: 54B99, 54E18

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