We give a new elementary proof of the parallelizability of closed orientable 3-manifolds. We use as the main tool the fact that any such manifold admits a Heegaard splitting.
On Stiefel's parallelizability of 3-manifolds
Zuddas Daniele
2023-01-01
Abstract
We give a new elementary proof of the parallelizability of closed orientable 3-manifolds. We use as the main tool the fact that any such manifold admits a Heegaard splitting.File in questo prodotto:
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