G. Levitt

activity

20022020

most citedOn the automorphism group of generalized Baumslag-Solitar groups

82 citations · 281 across the 20 of their papers we have counts for

collaborators

Showing 2010 · math.GRShow all

2 papers · 2 filters

math.GR2010

Rank of mapping tori and companion matrices

Gilbert Levitt, Vassilis Metaftsis

Given $f$ in $G L (d, Z)$ , it is decidable whether its mapping torus (the semi-direct product of $Z^{d}$ with $Z$ ) may be generated by two elements or not; if so, one can classify gener…

math.GR2010★ 20 cited

JSJ decompositions: definitions, existence, uniqueness. II. Compatibility and acylindricity

Vincent Guirardel, Gilbert Levitt

This paper and its companion arXiv:0911.3173 have been replaced by arXiv:1602.05139. We define the compatibility JSJ tree of a group G over a class of subgroups. It exists whenever…