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arxiv: 1209.1733 · v1 · pith:4BXFI7L3new · submitted 2012-09-08 · 🧮 math.OC · math.AP

Local energy decay for the wave equation with nonlinear time dependent damping

classification 🧮 math.OC math.AP
keywords equationnonlineardecaydependentenergylocaltimewave
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This paper addresses a wave equation on a exterior domain in R^{d}(d odd) with nonlinear time dependent dissipation. Under a microlocal geometric condition we prove that the decay rates of the local energy functional are obtained by solving a nonlinear non-autonomous differential equation.

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