The homotopy type of the PL cobordism category. II

Fuente: arXiv
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Autore principale: Lopez, Mauricio Gomez
Natura: Preprint
Pubblicazione: 2023
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author Lopez, Mauricio Gomez
author_facet Lopez, Mauricio Gomez
contents In this article, we prove the PL analogue of the theorem of Galatius, Madsen, Tillmann, and Weiss which describes the homotopy type of the smooth cobordism category. More specifically, we introduce the PL Madsen-Tillmann spectrum $\mathbf{MT}PL(d)$ and prove that there is a weak homotopy equivalence of the form $B\mathsf{Cob}^{\mathrm{PL}}_d \simeq Ω^{\infty-1}\mathbf{MT}PL(d)$. We also discuss how to adjust the methods of this paper to obtain the topological version of our main result.
format Preprint
id arxiv_https___arxiv_org_abs_2308_04612
institution arXiv
publishDate 2023
record_format arxiv
spellingShingle The homotopy type of the PL cobordism category. II
Lopez, Mauricio Gomez
Algebraic Topology
Geometric Topology
57Q60 (Primary), 57Q50 (Secondary)
In this article, we prove the PL analogue of the theorem of Galatius, Madsen, Tillmann, and Weiss which describes the homotopy type of the smooth cobordism category. More specifically, we introduce the PL Madsen-Tillmann spectrum $\mathbf{MT}PL(d)$ and prove that there is a weak homotopy equivalence of the form $B\mathsf{Cob}^{\mathrm{PL}}_d \simeq Ω^{\infty-1}\mathbf{MT}PL(d)$. We also discuss how to adjust the methods of this paper to obtain the topological version of our main result.
title The homotopy type of the PL cobordism category. II
topic Algebraic Topology
Geometric Topology
57Q60 (Primary), 57Q50 (Secondary)
url https://arxiv.org/abs/2308.04612