On Hempel pairs and Turaev--Viro invariants

Fuente: arXiv
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Autore principale: Liu, Yi
Natura: Preprint
Pubblicazione: 2023
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_version_ 1866910312985264128
author Liu, Yi
author_facet Liu, Yi
contents Surface bundles arising from periodic mapping classes may sometimes have non-isomorphic, but profinitely isomorphic fundamental groups. Pairs of this kind have been discovered by Hempel. This paper exhibits examples of nontrivial Hempel pairs where the mapping tori can be distinguished by some Turaev--Viro invariants, and also examples where they cannot be distinguished by any Turaev--Viro invariants.
format Preprint
id arxiv_https___arxiv_org_abs_2303_14775
institution arXiv
publishDate 2023
record_format arxiv
spellingShingle On Hempel pairs and Turaev--Viro invariants
Liu, Yi
Geometric Topology
Quantum Algebra
Primary 57K31, Secondary 57K16
Surface bundles arising from periodic mapping classes may sometimes have non-isomorphic, but profinitely isomorphic fundamental groups. Pairs of this kind have been discovered by Hempel. This paper exhibits examples of nontrivial Hempel pairs where the mapping tori can be distinguished by some Turaev--Viro invariants, and also examples where they cannot be distinguished by any Turaev--Viro invariants.
title On Hempel pairs and Turaev--Viro invariants
topic Geometric Topology
Quantum Algebra
Primary 57K31, Secondary 57K16
url https://arxiv.org/abs/2303.14775