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