Abstract
In this note we shall give an alternative proof, using generalized zeta functions, of a theorem of Contreras that the metric entropy of aC ω Anosov diffeomorphism or flow has a real analytic dependence on perturbations.
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Pollicott, M. Zeta functions and analyticity of metric entropy for anosov systems. Israel J. Math. 76, 257–263 (1991). https://doi.org/10.1007/BF02773864
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DOI: https://doi.org/10.1007/BF02773864