Decay of solutions of the wave equation in the exterior of several convex bodies
type: Item
instance of: scholarly article
title: Decay of solutions of the wave equation in the exterior of several convex bodies
zbMATH Open document ID: 0636.35045
author: Mitsuru Ikawa
publication date: 1988-01-01T00:00:00Z
full work available at URL: http://www.numdam.org/item
full work available at URL: https://eudml.org/doc/74796
review text: We study the decay of solutions to the wave equation in the exterior of several strictly convex bodies. A sufficient condition for exponential decay of the local energy is expressed in terms of the period and the Poincaré map of periodic rays in the exterior domain.
Mathematics Subject Classification ID: 35L05
Mathematics Subject Classification ID: 35B40
zbMATH DE Number: 4036303
zbMATH Keywords: exterior of several strictly convex bodies
zbMATH Keywords: exponential decay
zbMATH Keywords: local energy
zbMATH Keywords: Poincaré map
zbMATH Keywords: periodic rays
MaRDI profile type: Publication
OpenAlex ID: W2077918644
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DOI: 10.5802/AIF.1137
published in: Annales de l’institut Fourier
description: scientific article; zbMATH DE number 4036303