On a question of Brendle and Benson

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In this note we prove that there is no constant $C$, depending on the genus of the surface, such that every element in the mapping class group can be written as a product of at most $C$ torsion elements, answering a question of T. E. Brendle and B. Farb in the negative.
Added a new section. Corrected some tipos. Now 3 pages

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Geometric Topology

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http://salesiana.dossiersoluciones.com/handle/123456789/68043

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/0307146
 http://arxiv.org/abs/math/0307146

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arXiv