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On Stiefel’s parallelizability of 3-manifolds
Expositiones Mathematicae ( IF 0.7 ) Pub Date : 2023-01-07 , DOI: 10.1016/j.exmath.2023.01.001
Valentina Bais , Daniele Zuddas

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.



中文翻译:

关于 3-流形的 Stiefel 可并行性

我们给出了封闭可定向 3-流形的可并行性的新基本证明。我们使用任何这样的流形都允许 Heegaard 分裂这一事实作为主要工具。

更新日期:2023-01-07
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