Open Access
2009 Boundaries of systolic groups
Damian Osajda, Piotr Przytycki
Geom. Topol. 13(5): 2807-2880 (2009). DOI: 10.2140/gt.2009.13.2807

Abstract

For all systolic groups we construct boundaries which are EZ–structures. This implies the Novikov conjecture for torsion-free systolic groups. The boundary is constructed via a system of distinguished geodesics in a systolic complex, which we prove to have coarsely similar properties to geodesics in CAT(0) spaces.

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Damian Osajda. Piotr Przytycki. "Boundaries of systolic groups." Geom. Topol. 13 (5) 2807 - 2880, 2009. https://doi.org/10.2140/gt.2009.13.2807

Information

Received: 18 August 2008; Revised: 15 July 2009; Accepted: 8 May 2009; Published: 2009
First available in Project Euclid: 20 December 2017

zbMATH: 1271.20056
MathSciNet: MR2546621
Digital Object Identifier: 10.2140/gt.2009.13.2807

Subjects:
Primary: 20F65 , 20F67
Secondary: 20F69

Keywords: $Z$–set compactification , boundaries of groups , simplicial nonpositive curvature , systolic group

Rights: Copyright © 2009 Mathematical Sciences Publishers

Vol.13 • No. 5 • 2009
MSP
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