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math.GT2007★ 10 cited
Quasi-isometry rigidity of groups
Cornelia Drutu
This paper overviews recent developments in the classification up to quasi-isometry of finitely generated groups, and more specifically of relatively hyperbolic groups.
math.GT2004
Tree-graded spaces and asymptotic cones of groups
Cornelia Drutu, Mark Sapir
We introduce a concept of tree-graded metric space and we use it to show quasi-isometry invariance of certain classes of relatively hyperbolic groups, to obtain a characterization…