Abstract
For wave equations with variable coefficients on regions which are not necessarily smooth, we study the energy decay rate when a nonlinear damping is applied on a suitable subrigion.
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Supported by the NSFC (Grant No. 6174008)
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Feng, S.J., Feng, D.X. Nonlinear Internal Damping of Wave Equations with Variable Coefficients. Acta Math Sinica 20, 1057–1072 (2004). https://doi.org/10.1007/s10114-004-0394-3
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DOI: https://doi.org/10.1007/s10114-004-0394-3