English

Splittings of mapping tori of free group automorphisms

Group Theory 2007-05-23 v2

Abstract

We present necessary and sufficient conditions for the existence of a splitting over Z\mathbb{Z} of the mapping torus Mϕ=FZM_\phi=F\rtimes \mathbb{Z} of a free group automorphism ϕ\phi.

Keywords

Cite

@article{arxiv.math/0106236,
  title  = {Splittings of mapping tori of free group automorphisms},
  author = {Peter Brinkmann},
  journal= {arXiv preprint arXiv:math/0106236},
  year   = {2007}
}

Comments

16 pages, 6 figures, revised according to referee's suggestions To appear in Geom. Dedicata