Groups Generated by Powers of Dehn Twists

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We classify groups generated by powers of 2 Dehn twists which are 1) free or 2) have no ``unexpected'' reducible elements. We give some sufficient conditions in the case of groups generated by powers of more than two twists.
16 pages

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Geometric Topology, 20F38

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http://salesiana.dossiersoluciones.com/handle/123456789/77451

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/9809155
 http://arxiv.org/abs/math/9809155

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arXiv