On the Support of Solutions to a Two-Dimensional Nonlinear Wave Equation
It is shown that if u is a sufficiently smooth solution to a two-dimensional nonlinear wave equation such that there exists L>0 with supp u(i)⊆[−L,L]×[−L,L], for i=0,1, then u≡0.
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
Hindawi Limited
2013-01-01
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Series: | Journal of Mathematics |
Online Access: | http://dx.doi.org/10.1155/2013/578094 |