The rank of the diagonal and submetrizability

Aleksander V. Arhangel'skii; Raushan Z. Buzyakova

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Displaying similar documents to “The rank of the diagonal and submetrizability”

Observations on spaces with zeroset or regular $G_{δ}$ -diagonals

Raushan Z. Buzyakova (2005)

Commentationes Mathematicae Universitatis Carolinae

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We show that if $X^{2}$ has countable extent and $X$ has a zeroset diagonal then $X$ is submetrizable. We also make a couple of observations regarding spaces with a regular $G_{δ}$ -diagonal.

Cardinalities and ranks of $π$ -bases in topological spaces

Petr A. Biryukov (1980)

Commentationes Mathematicae Universitatis Carolinae

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Small subsets of first countable spaces

Eric van Douwen, Michael Wage (1979)

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Displaying similar documents to “The rank of the diagonal and submetrizability”

Observations on spaces with zeroset or regular G δ -diagonals

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Observations on spaces with zeroset or regular $G_{δ}$ -diagonals

Cardinalities and ranks of $π$ -bases in topological spaces