57-XX |
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Manifolds and cell complexes {For complex manifolds, see\newline 32Qxx} |
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57Mxx |
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General low-dimensional topology |
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57M05 |
Fundamental group, presentations, free differential calculus |
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57M07 |
Topological methods in group theory |
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57M10 |
Covering spaces and low-dimensional topology |
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57M12 |
Low-dimensional topology of special (e.g., branched) coverings |
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57M15 |
Relations of low-dimensional topology with graph theory [See also 05C10] |
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57M20 |
Two-dimensional complexes |
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57M25 |
Knots and links in $S^3$ {For higher dimensions, see 57Q45} |
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57M27 |
Invariants of knots and 3-manifolds |
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57M30 |
Wild embeddings |
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57M35 |
Dehn's lemma, sphere theorem, loop theorem, asphericity |
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57M40 |
Characterizations of $E^3$ and $S^3$ (Poincaré conjecture) [See also 57N12] |
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57M50 |
General geometric structures on low-dimensional manifolds |
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57M60 |
Group actions on manifolds and cell complexes in low dimensions |
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57M99 |
None of the above, but in this section |