| 54-XX |
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General topology {For the topology of manifolds of all dimensions, see 57Nxx} |
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54Dxx |
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Fairly general properties of topological spaces |
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54D05 |
Connected and locally connected spaces (general aspects) |
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54D10 |
Lower separation axioms ($T_0$–$T_3$, etc.) |
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54D15 |
Higher separation axioms (completely regular, normal, perfectly or collectionwise normal, etc.) |
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54D20 |
Noncompact covering properties (paracompact, Lindelöf, etc.) |
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54D25 |
"$P$-minimal'' and "$P$-closed'' spaces |
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54D30 |
Compactness |
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54D35 |
Extensions of spaces (compactifications, supercompactifications, completions, etc.) |
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54D40 |
Remainders in general topology |
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54D45 |
Local compactness, $\sigma$-compactness |
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54D50 |
$k$-spaces |
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54D55 |
Sequential spaces |
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54D60 |
Realcompactness and realcompactification |
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54D65 |
Separability of topological spaces |
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54D70 |
Base properties of topological spaces |
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54D80 |
Special constructions of topological spaces (spaces of ultrafilters, etc.) |
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54D99 |
None of the above, but in this section |
