Abstract
We show that every Dehn twist in the mapping class group of a closed, connected, orientable surface of genus at least two has a nontrivial root.
Citation
Dan Margalit. Saul Schleimer. "Dehn twists have roots." Geom. Topol. 13 (3) 1495 - 1497, 2009. https://doi.org/10.2140/gt.2009.13.1495
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