JournalsggdVol. 9, No. 3pp. 665–682

The BNS-invariant for the pure braid groups

  • Nic Koban

    University of Maine Farmington, USA

  • Jon McCammond

    University of California Santa Barbara, USA

  • John Meier

    Lafayette College, Easton, USA
The BNS-invariant for the pure braid groups cover
Download PDF

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