most citedBest exponential decay rate of energy for the vectorial damped wave equation

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math.AP2021

Spectral asymptotics for the vectorial damped wave equation

Guillaume Klein

The eigenfrequencies associated to a scalar damped wave equation are known to belong to a band parallel to the real axis. In [Sj{ö}00] J. Sj{ö}strand showed that up to a set of den…