This title provides a comprehensive examination of non-uniform lattices on uniform trees. Topics include graphs of groups, tree actions and edge-indexed graphs;

This monograph extends this approach to the more general investigation of X-lattices, and these "tree lattices" are the main object of study. The authors presen

In one guise or another, many mathematicians are familiar with certain arithmetic groups, such as $\mathbf{Z}$ or $\textrm{SL}(n, \mathbf{Z})$. Yet, many applic

MATRIX is Australia’s international, residential mathematical research institute. It facilitates new collaborations and mathematical advances through intensiv

This book presents articles at the interface of two active areas of research: classical topology and the relatively new field of geometric group theory. It incl