电邮这篇文章 Betti Numbers of Small Covers and Their Two-Fold Coverings
- 作者: Ulyumdzhiev D.S.1
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隶属关系:
- Moscow State University
- 期: 卷 59, 编号 3 (2018)
- 页面: 551-555
- 栏目: Article
- URL: https://journals.rcsi.science/0037-4466/article/view/171923
- DOI: https://doi.org/10.1134/S0037446618030175
- ID: 171923
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详细
We compute the Betti numbers of two-fold coverings of small covers with some special properties; in particular, we use the results of Davis and Januszkiewicz on the cohomology of small covers. It turned out that their proof contains some gap that we describe in detail and fill in.
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