Cardinal functions of spaces with ortho-bases (Q1063889)
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scientific article; zbMATH DE number 3917201
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Cardinal functions of spaces with ortho-bases |
scientific article; zbMATH DE number 3917201 |
Statements
Cardinal functions of spaces with ortho-bases (English)
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1985
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It is shown that if X is a \(T_ 1\)-space with an ortho-base, then \(hL(X)=s(X)\leq hd(X)\).
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density
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Linedelöf number
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spread
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ortho-base
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0.9092803
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