This paper is taken from the author's doctoral dissertation at New York University; the work was supported by the National Science Foundation, Grant G19674. The author would like to thank Professor Gilbert Baumslag for suggesting the questions treated in this paper, and for his very helpful guidance.
Tullio Ceccherini‐SilbersteinMichel Coornaert
Tullio Ceccherini‐SilbersteinMichel Coornaert
Cornelia DruţuMichael Kapovich
Matthew Harrison‐TrainorMeng-Che Ho