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Local energy decays for wave equations with time-dependent coefficients

Published online by Cambridge University Press:  22 January 2016

Hideo Tamura*
Affiliation:
Department of Engineering Mathematics, Faculty of Engineering Nagoya University
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We consider the decay of the local energy for the following equation in three dimension:

(0.1) utt + but − Δu = 0

u(0, x) = f(x) and ut (0, x) = g(x).

Information

Type
Research Article
Copyright
Copyright © Editorial Board of Nagoya Mathematical Journal 1978