sphere theorem (Q7576684)
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on when elements of the 2nd homotopy group of a 3-manifold can be embedded spheres
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | sphere theorem |
on when elements of the 2nd homotopy group of a 3-manifold can be embedded spheres |
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Wikipedia(3 entries)
- dewiki Sphärensatz (Topologie)
- enwiki Sphere theorem (3-manifolds)
- ruwiki Теорема о сфере (трёхмерная топология)