The BNS-invariant for the pure braid groups

Nic Koban; Jon McCammond; John Meier

doi:10.4171/ggd/323

JournalsggdVol. 9, No. 3pp. 665–682

The BNS-invariant for the pure braid groups

Nic Koban
University of Maine Farmington, USA
- MathSciNet
- zbMATH Open
Jon McCammond
University of California Santa Barbara, USA
- MathSciNet
- zbMATH Open
John Meier
Lafayette College, Easton, USA
- MathSciNet
- zbMATH Open

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Abstract

In 1987 Bieri, Neumann and Strebel introduced a geometric invariant for discrete groups. In this article we compute and explicitly describe the BNS-invariant for the pure braid groups.

Cite this article

Nic Koban, Jon McCammond, John Meier, The BNS-invariant for the pure braid groups. Groups Geom. Dyn. 9 (2015), no. 3, pp. 665–682

DOI 10.4171/GGD/323