Top Network Posts
- 80Are there examples of non-orientable manifolds in nature?
- 47Example of an unnatural isomorphism
- 37Suggestions for good notation
- 27Can one deform an immersion of a 3-manifold in $\mathbb R^4$ to an embedding in $\mathbb R^6$?
- 24Unstable homotopy groups of spheres beyond Toda's range
- 23A possible generalization of the homotopy groups.
- 22Configuration space of little disks inside a big disk
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