## Algebraic & Geometric Topology

### Indecomposable nonorientable $\mathrm{PD}_3$–complexes

Jonathan Hillman

#### Abstract

We show that the orientable double covering space of an indecomposable, nonorientable $PD3$–complex has torsion-free fundamental group.

#### Article information

Source
Algebr. Geom. Topol., Volume 17, Number 2 (2017), 645-656.

Dates
Revised: 31 July 2016
Accepted: 27 September 2016
First available in Project Euclid: 19 October 2017

https://projecteuclid.org/euclid.agt/1508431438

Digital Object Identifier
doi:10.2140/agt.2017.17.645

Mathematical Reviews number (MathSciNet)
MR3623666

Zentralblatt MATH identifier
1365.57027

Subjects
Primary: 57P10: Poincaré duality spaces

#### Citation

Hillman, Jonathan. Indecomposable nonorientable $\mathrm{PD}_3$–complexes. Algebr. Geom. Topol. 17 (2017), no. 2, 645--656. doi:10.2140/agt.2017.17.645. https://projecteuclid.org/euclid.agt/1508431438

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