English

$\mathcal{Z}$-compactifiable manifolds which are not pseudo-collarable

Geometric Topology 2023-02-15 v2

Abstract

It is shown that there exist Z\mathcal{Z}-compactifiable manifolds with noncompact boundary which fail to be pseudo-collarable.

Cite

@article{arxiv.2008.13615,
  title  = {$\mathcal{Z}$-compactifiable manifolds which are not pseudo-collarable},
  author = {Shijie Gu},
  journal= {arXiv preprint arXiv:2008.13615},
  year   = {2023}
}

Comments

21 pages, 5 figures. 2 more figures added. The original Prop. 4.4 has been removed due to an error. A new Prop. 4.5 is formed to replace the original Prop. 4.6 by assuming an extra hypothesis. The exposition is improved and expanded. To appear in Algebra. Geom. Topology. arXiv admin note: text overlap with arXiv:1807.11405

R2 v1 2026-06-23T18:12:43.592Z