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Curvature bounds for the entropy of the geodesic flow on a surface. (English) Zbl 0443.53035


MSC:

53C22 Geodesics in global differential geometry
37D40 Dynamical systems of geometric origin and hyperbolicity (geodesic and horocycle flows, etc.)
53D25 Geodesic flows in symplectic geometry and contact geometry
53A05 Surfaces in Euclidean and related spaces
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