| 54-XX |
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General topology {For the topology of manifolds of all dimensions, see 57Nxx} |
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54Axx |
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Generalities in topology |
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54A05 |
Topological spaces and generalizations (closure spaces, etc.) |
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54A10 |
Several topologies on one set (change of topology, comparison of topologies, lattices of topologies) |
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54A15 |
Syntopogeneous structures |
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54A20 |
Convergence in general topology (sequences, filters, limits, convergence spaces, nets, etc.) |
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54A25 |
Cardinality properties (cardinal functions and inequalities, discrete subsets) [See also 03Exx] {For ultrafilters, see 54D80} |
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54A35 |
Consistency and independence results in general topology [See also 03E35] |
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54A40 |
Fuzzy topology [See also 03E72] |
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54A99 |
None of the above, but in this section |
