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arxiv: 0709.0555 · v2 · submitted 2007-09-05 · 🧮 math.AP

Applications of Cutoff Resolvent Estimates to the Wave Equation

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keywords equationwaveadmitsapplicationsboundaryconsidercutoffdecay
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We consider solutions to the linear wave equation on non-compact Riemannian manifolds without boundary when the geodesic flow admits a filamentary hyperbolic trapped set. We obtain a polynomial rate of local energy decay with exponent depending only on the dimension.

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