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arxiv: 1610.04278 · v2 · pith:UJ6IEDINnew · submitted 2016-10-13 · 🧮 math.GT

Lower Bound For Dilatations

classification 🧮 math.GT
keywords bounddependencegenuslowerarbitrarydilatationdilatationsformer
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We prove a new lower bound for the dilatation of an arbitrary pseudo-Anosov map on a surface of genus g with n punctures. Our bound improves the former super-exponential dependence on the genus by a polynomial dependence.

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