exotic sphere
exotic sphere · exotic spheres
A manifold homeomorphic to a sphere but not diffeomorphic to the standard sphereA manifold (of any dimension) homeomorphic to a sphere but not diffeomorphic to the standard sphere.
Meaning
1 sensesA manifold (of any dimension) homeomorphic to a sphere but not diffeomorphic to the standard sphere.
Forms
plural: exotic spheres| Singular | exotic sphere |
|---|---|
| Plural | exotic spheres |
regular